diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
index f0798b8b09c..85327d216da 100644
--- a/.github/CODEOWNERS
+++ b/.github/CODEOWNERS
@@ -8,7 +8,7 @@
 /packages/cli/ @mcortesi @asaj
 /packages/helm-charts/ @nambrot @timmoreton
 /packages/mobile/ @cmcewen @jmrossy
-/packages/notification-service/ @jmrossy @cmcewen
+/packages/notification-service/ @annakaz @cmcewen
 /packages/protocol/ @asaj @m-chrzan
 /packages/react-components/ @cmcewen @jmrossy
 /packages/walletkit/ @ashishb @yerdua
diff --git a/lerna.json b/lerna.json
index 7121d13b47c..f9888d62218 100644
--- a/lerna.json
+++ b/lerna.json
@@ -3,5 +3,5 @@
   "packages": ["packages/*"],
   "npmClient": "yarn",
   "useWorkspaces": true,
-  "version": "1.0.0"
+  "version": "independent"
 }
diff --git a/packages/attestation-service/package.json b/packages/attestation-service/package.json
index 5ded1990591..39cfc583511 100644
--- a/packages/attestation-service/package.json
+++ b/packages/attestation-service/package.json
@@ -26,7 +26,7 @@
   },
   "dependencies": {
     "@celo/contractkit": "0.1.1",
-    "@celo/utils": "^0.0.6-beta5",
+    "@celo/utils": "^0.1.0",
     "bignumber.js": "^7.2.0",
     "body-parser": "1.19.0",
     "debug": "^4.1.1",
diff --git a/packages/attestation-service/tsconfig.json b/packages/attestation-service/tsconfig.json
index c36e81f05e4..ec91f3e2ee9 100644
--- a/packages/attestation-service/tsconfig.json
+++ b/packages/attestation-service/tsconfig.json
@@ -4,5 +4,6 @@
     "rootDir": "src",
     "outDir": "lib"
   },
-  "include": ["src", "types/", "index.d.ts"]
+  "include": ["src", "types/", "index.d.ts"],
+  "references": [{ "path": "../utils" }]
 }
diff --git a/packages/celotool/package.json b/packages/celotool/package.json
index f8b9a417dbb..5770e31bba6 100644
--- a/packages/celotool/package.json
+++ b/packages/celotool/package.json
@@ -7,9 +7,9 @@
   "license": "Apache-2.0",
   "dependencies": {
     "@celo/verification-pool-api": "^1.0.0",
-    "@celo/utils": "^0.0.6-beta5",
+    "@celo/utils": "^0.1.0",
     "@celo/walletkit": "^0.0.14",
-    "@celo/contractkit": "0.1.1",
+    "@celo/contractkit": "0.1.5",
     "@google-cloud/monitoring": "0.7.1",
     "@google-cloud/pubsub": "^0.28.1",
     "@google-cloud/storage": "^2.4.3",
diff --git a/packages/celotool/tsconfig.json b/packages/celotool/tsconfig.json
index ef8424cc086..83264d28d8a 100644
--- a/packages/celotool/tsconfig.json
+++ b/packages/celotool/tsconfig.json
@@ -14,5 +14,6 @@
     }
   },
   "include": ["src/"],
-  "exclude": ["node_modules/"]
+  "exclude": ["node_modules/"],
+  "references": [{ "path": "../utils" }]
 }
diff --git a/packages/cli/package.json b/packages/cli/package.json
index 4a69e3fc68d..3c0268046f4 100644
--- a/packages/cli/package.json
+++ b/packages/cli/package.json
@@ -29,7 +29,7 @@
     "test": "TZ=UTC jest"
   },
   "dependencies": {
-    "@celo/utils": "^0.0.6-beta5",
+    "@celo/utils": "^0.1.0",
     "@celo/contractkit": "^0.1.1",
     "@oclif/command": "^1",
     "@oclif/config": "^1",
diff --git a/packages/cli/tsconfig.json b/packages/cli/tsconfig.json
index 020ae87c3e7..0d4b633aea4 100644
--- a/packages/cli/tsconfig.json
+++ b/packages/cli/tsconfig.json
@@ -5,5 +5,6 @@
     "outDir": "lib",
     "esModuleInterop": true
   },
-  "include": ["src"]
+  "include": ["src"],
+  "references": [{ "path": "../utils" }]
 }
diff --git a/packages/contractkit/package.json b/packages/contractkit/package.json
index 9582c621491..75dbe7bfb44 100644
--- a/packages/contractkit/package.json
+++ b/packages/contractkit/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@celo/contractkit",
-  "version": "0.1.1",
+  "version": "0.1.6",
   "description": "Celo's ContractKit to interact with Celo network",
   "main": "./lib/index.js",
   "types": "./lib/index.d.ts",
@@ -25,7 +25,8 @@
     "lint": "tslint -c tslint.json --project ."
   },
   "dependencies": {
-    "@celo/utils": "^0.0.6-beta5",
+    "@0x/subproviders": "^5.0.0",
+    "@celo/utils": "^0.1.0",
     "@types/debug": "^4.1.5",
     "bignumber.js": "^7.2.0",
     "debug": "^4.1.1",
diff --git a/packages/contractkit/tsconfig.json b/packages/contractkit/tsconfig.json
index c163b866107..67241945d7e 100644
--- a/packages/contractkit/tsconfig.json
+++ b/packages/contractkit/tsconfig.json
@@ -4,5 +4,6 @@
     "rootDir": "src",
     "outDir": "lib"
   },
-  "include": ["src", "types/"]
+  "include": ["src", "types/"],
+  "references": [{ "path": "../utils" }]
 }
diff --git a/packages/dappkit/package.json b/packages/dappkit/package.json
index 9a565e724d3..64ecf5686a3 100644
--- a/packages/dappkit/package.json
+++ b/packages/dappkit/package.json
@@ -5,8 +5,8 @@
     "build": "tsc"
   },
   "dependencies": {
-    "@celo/contractkit": "0.1.1",
-    "@celo/utils": "0.0.6-beta5",
+    "@celo/contractkit": "0.1.5",
+    "@celo/utils": "^0.1.0",
     "expo": "^34.0.1",
     "expo-contacts": "6.0.0",
     "libphonenumber-js": "^1.7.22"
diff --git a/packages/dappkit/tsconfig.json b/packages/dappkit/tsconfig.json
index c163b866107..67241945d7e 100644
--- a/packages/dappkit/tsconfig.json
+++ b/packages/dappkit/tsconfig.json
@@ -4,5 +4,6 @@
     "rootDir": "src",
     "outDir": "lib"
   },
-  "include": ["src", "types/"]
+  "include": ["src", "types/"],
+  "references": [{ "path": "../utils" }]
 }
diff --git a/packages/mobile/package.json b/packages/mobile/package.json
index 2e36fac09ab..a33a0ba7fbd 100644
--- a/packages/mobile/package.json
+++ b/packages/mobile/package.json
@@ -48,7 +48,7 @@
   "dependencies": {
     "@celo/client": "2d1d8ca",
     "@celo/react-native-sms-retriever": "git+https://github.com/celo-org/react-native-sms-retriever#d3a2fdb",
-    "@celo/utils": "^0.0.6-beta5",
+    "@celo/utils": "^0.1.0",
     "@celo/walletkit": "^0.0.14",
     "@react-native-community/netinfo": "^2.0.4",
     "@segment/analytics-react-native": "^1.1.0-beta.1",
diff --git a/packages/mobile/tsconfig.json b/packages/mobile/tsconfig.json
index d1d06ad2f7e..3ead19d2555 100644
--- a/packages/mobile/tsconfig.json
+++ b/packages/mobile/tsconfig.json
@@ -16,5 +16,6 @@
     "target": "es2015",
     "strict": true
   },
-  "exclude": ["node_modules", "vendor", ".bundle"]
+  "exclude": ["node_modules", "vendor", ".bundle"],
+  "references": [{ "path": "../utils" }]
 }
diff --git a/packages/notification-service/README.md b/packages/notification-service/README.md
index 536a3e6b737..0a9e2b346b1 100644
--- a/packages/notification-service/README.md
+++ b/packages/notification-service/README.md
@@ -16,6 +16,14 @@ Next, run this task to build, configure, and start the service:
 
     yarn start:local
 
+## Updating environments
+
+To find a web3 provider for an environment, run
+
+    kubectl get svc -n alfajores --context gke_celo-testnet-production_us-west1-a_alfajores
+
+then look for the external IP for one of the tx nodes, for example `alfajores-service-0`.
+
 ## Deploying to App Engine
 
 Deploy your app. The project will be built automatically by Google Cloud Build:
diff --git a/packages/notification-service/app.integration.yaml b/packages/notification-service/app.integration.yaml
index d3f4a17def1..2e20ffd20f9 100644
--- a/packages/notification-service/app.integration.yaml
+++ b/packages/notification-service/app.integration.yaml
@@ -1,6 +1,5 @@
-runtime: nodejs
-env: flex 
-service: integration 
+runtime: nodejs8
+service: integration
 instance_class: B4
 manual_scaling:
-  instances: 1
\ No newline at end of file
+  instances: 1
diff --git a/packages/notification-service/config/config.alfajores.env b/packages/notification-service/config/config.alfajores.env
index 65141180fa2..69df57b4b03 100644
--- a/packages/notification-service/config/config.alfajores.env
+++ b/packages/notification-service/config/config.alfajores.env
@@ -3,8 +3,6 @@ PORT=80
 FIREBASE_DB=https://celo-org-mobile-alfajores.firebaseio.com
 BLOCKSCOUT_API=https://alfajores-blockscout.celo-testnet.org/api?
 NODE_TLS_REJECT_UNAUTHORIZED=0
-STABLE_TOKEN_ADDRESS=0xd4b4fcaCAc9e23225680e89308E0a4C41Dd9C6B4
-GOLD_TOKEN_ADDRESS=0x11CD75C45638Ec9f41C0e8Df78fc756201E48ff2
 DEFAULT_LOCALE=en
 NOTIFICATION_TTL_MS=604800000
 POLLING_INTERVAL=1000
diff --git a/packages/notification-service/config/config.alfajoresstaging.env b/packages/notification-service/config/config.alfajoresstaging.env
index 1ab2bc5a547..2e4b534ef48 100644
--- a/packages/notification-service/config/config.alfajoresstaging.env
+++ b/packages/notification-service/config/config.alfajoresstaging.env
@@ -3,8 +3,7 @@ PORT=80
 FIREBASE_DB=https://celo-org-mobile-alfajoresstaging.firebaseio.com/
 BLOCKSCOUT_API=https://alfajoresstaging-blockscout.celo-testnet.org/api?
 NODE_TLS_REJECT_UNAUTHORIZED=0
-STABLE_TOKEN_ADDRESS=0x2dF4dD6Bd1b26a8503F763506bdB8e7cf165f69E
-GOLD_TOKEN_ADDRESS=0x1313e2f3EBef8f0d869EECEb796D55A066eEA863
 DEFAULT_LOCALE=es
 NOTIFICATION_TTL_MS=604800000
 POLLING_INTERVAL=1000
+WEB3_PROVIDER_URL=http://35.233.160.250:8545
\ No newline at end of file
diff --git a/packages/notification-service/config/config.integration.env b/packages/notification-service/config/config.integration.env
index 1edea5ef0aa..5a3f6062f47 100644
--- a/packages/notification-service/config/config.integration.env
+++ b/packages/notification-service/config/config.integration.env
@@ -3,10 +3,8 @@ PORT=80
 FIREBASE_DB=https://celo-org-mobile-int.firebaseio.com
 BLOCKSCOUT_API=https://integration-blockscout.celo-testnet.org/api?
 NODE_TLS_REJECT_UNAUTHORIZED=0
-STABLE_TOKEN_ADDRESS=0x47736AB66b892b0FCCb5c7d69B879C6141F6E80c
-GOLD_TOKEN_ADDRESS=0x9102eCD93ac8D66bAc3D397BF52bc57Ee34Bcb87
 DEFAULT_LOCALE=en
 NOTIFICATION_TTL_MS=604800000
 POLLING_INTERVAL=1000
 EXCHANGE_POLLING_INTERVAL=1800000
-WEB3_PROVIDER_URL=http://34.83.137.48:8545
\ No newline at end of file
+WEB3_PROVIDER_URL=http://35.233.200.197:8545
\ No newline at end of file
diff --git a/packages/notification-service/config/config.local.env b/packages/notification-service/config/config.local.env
index d81d9caa5f1..d32373899c3 100644
--- a/packages/notification-service/config/config.local.env
+++ b/packages/notification-service/config/config.local.env
@@ -3,11 +3,9 @@ PORT=8080
 FIREBASE_DB=https://celo-org-mobile-int.firebaseio.com
 BLOCKSCOUT_API=https://integration-blockscout.celo-testnet.org/api?
 NODE_TLS_REJECT_UNAUTHORIZED=0
-STABLE_TOKEN_ADDRESS=0x94a076695b5c4050fbe57ab205e31c18bddb7cb5
-GOLD_TOKEN_ADDRESS=0x140ad3e4625160f48208daf47ca7fdff40527f5f
 DEFAULT_LOCALE=en
 GOOGLE_APPLICATION_CREDENTIALS="./config/serviceAccountKey.json"
 NOTIFICATION_TTL_MS=604800000
 POLLING_INTERVAL=5000
 EXCHANGE_POLLING_INTERVAL=1800000
-WEB3_PROVIDER_URL=http://34.83.137.48:8545
\ No newline at end of file
+WEB3_PROVIDER_URL=http://35.233.200.197:8545
\ No newline at end of file
diff --git a/packages/notification-service/config/config.pilot.env b/packages/notification-service/config/config.pilot.env
index 404ec263d92..bd8c4c0fa3e 100644
--- a/packages/notification-service/config/config.pilot.env
+++ b/packages/notification-service/config/config.pilot.env
@@ -3,8 +3,7 @@ PORT=80
 FIREBASE_DB=https://celo-org-mobile-pilot.firebaseio.com
 BLOCKSCOUT_API=https://pilot-blockscout.celo-testnet.org/api?
 NODE_TLS_REJECT_UNAUTHORIZED=0
-STABLE_TOKEN_ADDRESS=0x996e24D7791A182f237635018c49E30cdA8FBa5e
-GOLD_TOKEN_ADDRESS=0xa69c3D18a74B3FD5F8aDA748428d0bfF8c5387Fe
 DEFAULT_LOCALE=en
 NOTIFICATION_TTL_MS=604800000
 POLLING_INTERVAL=1000
+WEB3_PROVIDER_URL=http://35.203.185.89:8545
\ No newline at end of file
diff --git a/packages/notification-service/config/config.pilotstaging.env b/packages/notification-service/config/config.pilotstaging.env
deleted file mode 100644
index c8466b931b2..00000000000
--- a/packages/notification-service/config/config.pilotstaging.env
+++ /dev/null
@@ -1,10 +0,0 @@
-ENVIRONMENT=pilotstaging
-PORT=80
-FIREBASE_DB=https://celo-org-mobile-pilotstaging.firebaseio.com
-BLOCKSCOUT_API=https://pilotstaging-blockscout.celo-testnet.org/api?
-NODE_TLS_REJECT_UNAUTHORIZED=0
-STABLE_TOKEN_ADDRESS=0x21C4A2C97eaE0c0E8c630FB3529F7718Fa37eCC1
-GOLD_TOKEN_ADDRESS=0x2c9829C36c9D0802f04C6a06c423e132a3Ae1767
-DEFAULT_LOCALE=en
-NOTIFICATION_TTL_MS=604800000
-POLLING_INTERVAL=1000
diff --git a/packages/notification-service/config/config.production.env b/packages/notification-service/config/config.production.env
deleted file mode 100644
index de7c7b14dbf..00000000000
--- a/packages/notification-service/config/config.production.env
+++ /dev/null
@@ -1,10 +0,0 @@
-ENVIRONMENT=production
-PORT=80
-FIREBASE_DB=https://celo-org-mobile.firebaseio.com
-BLOCKSCOUT_API=https://argentinaproduction-blockscout.celo-testnet.org/api?
-NODE_TLS_REJECT_UNAUTHORIZED=0
-STABLE_TOKEN_ADDRESS=0xcc245456b0c057ad2c8139824f8fe4161f66e47b
-GOLD_TOKEN_ADDRESS=0x000000000000000000000000000000000000ce10
-DEFAULT_LOCALE=es
-NOTIFICATION_TTL_MS=604800000
-POLLING_INTERVAL=1000
diff --git a/packages/notification-service/config/config.test.env b/packages/notification-service/config/config.test.env
new file mode 100644
index 00000000000..d32373899c3
--- /dev/null
+++ b/packages/notification-service/config/config.test.env
@@ -0,0 +1,11 @@
+ENVIRONMENT=local
+PORT=8080
+FIREBASE_DB=https://celo-org-mobile-int.firebaseio.com
+BLOCKSCOUT_API=https://integration-blockscout.celo-testnet.org/api?
+NODE_TLS_REJECT_UNAUTHORIZED=0
+DEFAULT_LOCALE=en
+GOOGLE_APPLICATION_CREDENTIALS="./config/serviceAccountKey.json"
+NOTIFICATION_TTL_MS=604800000
+POLLING_INTERVAL=5000
+EXCHANGE_POLLING_INTERVAL=1800000
+WEB3_PROVIDER_URL=http://35.233.200.197:8545
\ No newline at end of file
diff --git a/packages/notification-service/jest.setup.ts b/packages/notification-service/jest.setup.ts
index 32a5fcf5b87..6617e6b779f 100644
--- a/packages/notification-service/jest.setup.ts
+++ b/packages/notification-service/jest.setup.ts
@@ -1,7 +1,4 @@
 jest.mock('./src/config', () => ({
   ...jest.requireActual('./src/config'),
-  BLOCKSCOUT_API: '',
-  STABLE_TOKEN_ADDRESS: '',
-  GOLD_TOKEN_ADDRESS: '',
   NOTIFICATIONS_DISABLED: true,
 }))
diff --git a/packages/notification-service/package.json b/packages/notification-service/package.json
index 00f1e2592e9..f50d48240af 100644
--- a/packages/notification-service/package.json
+++ b/packages/notification-service/package.json
@@ -11,7 +11,7 @@
   "scripts": {
     "build": "tsc",
     "gcp-build": "npm run build",
-    "test": "export TZ=UTC && jest",
+    "test": "cp config/config.test.env .env; export TZ=UTC && jest",
     "test:watch": "yarn test --watch",
     "lint": "tslint -c tslint.json --project tsconfig.json",
     "start": "node ./dist/index.js",
@@ -19,8 +19,8 @@
     "deploy": "./deploy.sh"
   },
   "dependencies": {
-    "@celo/utils": "^0.0.6-beta5",
-    "@celo/walletkit": "^0.0.14",
+    "@celo/contractkit": "0.1.5",
+    "@celo/utils": "^0.1.0",
     "async-polling": "^0.2.1",
     "bignumber.js": "^7.2.0",
     "dotenv": "^6.0.0",
diff --git a/packages/notification-service/src/blockscout/transfers.ts b/packages/notification-service/src/blockscout/transfers.ts
index ec9e51ea57f..0ad73f2ce2f 100644
--- a/packages/notification-service/src/blockscout/transfers.ts
+++ b/packages/notification-service/src/blockscout/transfers.ts
@@ -1,8 +1,8 @@
 import BigNumber from 'bignumber.js'
 import fetch from 'node-fetch'
-import { BLOCKSCOUT_API, GOLD_TOKEN_ADDRESS, STABLE_TOKEN_ADDRESS } from '../config'
+import { BLOCKSCOUT_API } from '../config'
 import { getLastBlockNotified, sendPaymentNotification, setLastBlockNotified } from '../firebase'
-import { removeEmptyValuesFromObject } from '../util/utils'
+import { getTokenAddresses, removeEmptyValuesFromObject } from '../util/utils'
 import { Log, Response, Transfer } from './blockscout'
 import { decodeLogs } from './decode'
 
@@ -121,15 +121,16 @@ export async function handleTransferNotifications(): Promise<void> {
     return
   }
 
+  const { goldTokenAddress, stableTokenAddress } = await getTokenAddresses()
   const {
     transfers: goldTransfers,
     latestBlock: goldTransfersLatestBlock,
-  } = await getLatestTokenTransfers(GOLD_TOKEN_ADDRESS, lastBlockNotified, Currencies.GOLD)
+  } = await getLatestTokenTransfers(goldTokenAddress, lastBlockNotified, Currencies.GOLD)
 
   const {
     transfers: stableTransfers,
     latestBlock: stableTransfersLatestBlock,
-  } = await getLatestTokenTransfers(STABLE_TOKEN_ADDRESS, lastBlockNotified, Currencies.DOLLAR)
+  } = await getLatestTokenTransfers(stableTokenAddress, lastBlockNotified, Currencies.DOLLAR)
 
   const allTransfers = filterAndJoinTransfers(goldTransfers, stableTransfers)
 
diff --git a/packages/notification-service/src/config.ts b/packages/notification-service/src/config.ts
index 44c0d565bba..f7effbe7938 100644
--- a/packages/notification-service/src/config.ts
+++ b/packages/notification-service/src/config.ts
@@ -30,8 +30,6 @@ export const FIREBASE_DB = process.env.FIREBASE_DB
 const ENFORCE_NOTIFICATIONS = process.env.ENFORCE_LOCAL_NOTIFICATIONS === 'true'
 export const NOTIFICATIONS_DISABLED = !ENFORCE_NOTIFICATIONS && ENVIRONMENT === 'local'
 export const BLOCKSCOUT_API = process.env.BLOCKSCOUT_API
-export const STABLE_TOKEN_ADDRESS = (process.env.STABLE_TOKEN_ADDRESS || '').toLowerCase()
-export const GOLD_TOKEN_ADDRESS = (process.env.GOLD_TOKEN_ADDRESS || '').toLowerCase()
 export const DEFAULT_LOCALE = process.env.DEFAULT_LOCALE
 export const POLLING_INTERVAL = Number(process.env.POLLING_INTERVAL) || 1000
 export const NOTIFICATIONS_TTL_MS = Number(process.env.NOTIFICATION_TTL_MS) || 3600 * 1000 * 24 * 7 // 1 week in milliseconds
diff --git a/packages/notification-service/src/exchange/exchangeQuery.ts b/packages/notification-service/src/exchange/exchangeQuery.ts
index 098bfd5f03c..5a33117b37f 100644
--- a/packages/notification-service/src/exchange/exchangeQuery.ts
+++ b/packages/notification-service/src/exchange/exchangeQuery.ts
@@ -1,9 +1,8 @@
+import { ContractKit } from '@celo/contractkit'
 import { CURRENCY_ENUM } from '@celo/utils'
-import { ContractUtils } from '@celo/walletkit' // To be updated to contractkit when new version is published on npm
 import BigNumber from 'bignumber.js'
-import Web3 from 'web3'
-import { WEB3_PROVIDER_URL } from '../config'
 import { writeExchangeRatePair } from '../firebase'
+import { getContractKit } from '../util/utils'
 
 // Amounts to estimate the exchange rate, as the rate varies based on transaction size
 const SELL_AMOUNTS = {
@@ -12,34 +11,22 @@ const SELL_AMOUNTS = {
 }
 
 export async function handleExchangeQuery() {
-  const web3Instance = await getWeb3Instance()
+  const contractKitInstance = await getContractKit()
   const fetchTime = Date.now().toString()
   const [dollarMakerRate, goldMakerRate] = await Promise.all([
-    getExchangeRate(CURRENCY_ENUM.DOLLAR, web3Instance),
-    getExchangeRate(CURRENCY_ENUM.GOLD, web3Instance),
+    getExchangeRate(CURRENCY_ENUM.DOLLAR, contractKitInstance),
+    getExchangeRate(CURRENCY_ENUM.GOLD, contractKitInstance),
   ])
 
   writeExchangeRatePair(CURRENCY_ENUM.DOLLAR, dollarMakerRate.toString(), fetchTime)
   writeExchangeRatePair(CURRENCY_ENUM.GOLD, goldMakerRate.toString(), fetchTime)
 }
 
-export async function getExchangeRate(makerToken: CURRENCY_ENUM, web3Instance: Web3) {
-  const rate = await ContractUtils.getExchangeRate(
-    web3Instance,
-    makerToken,
-    SELL_AMOUNTS[makerToken]
+async function getExchangeRate(makerToken: CURRENCY_ENUM, contractKitInstance: ContractKit) {
+  const exchange = await contractKitInstance.contracts.getExchange()
+  const rate = await exchange.getExchangeRate(
+    SELL_AMOUNTS[makerToken],
+    makerToken === CURRENCY_ENUM.GOLD
   )
   return rate
 }
-
-let web3: Web3
-export async function getWeb3Instance(): Promise<Web3> {
-  if (web3 && (await web3.eth.net.isListening())) {
-    // Already connected
-    return web3
-  } else {
-    const httpProvider = new Web3.providers.HttpProvider(WEB3_PROVIDER_URL)
-    web3 = new Web3(httpProvider)
-    return web3
-  }
-}
diff --git a/packages/notification-service/src/index.ts b/packages/notification-service/src/index.ts
index 367d09334cf..13b149d7724 100644
--- a/packages/notification-service/src/index.ts
+++ b/packages/notification-service/src/index.ts
@@ -68,6 +68,7 @@ notificationPolling.run()
 
 if (!WEB3_PROVIDER_URL) {
   console.info('No Web3 provider found. Skipping exchange polling.')
+  console.info('Note that you will need to manually set contract addresses.')
 } else {
   /**
    * Start polling the Exchange contract
diff --git a/packages/notification-service/src/util/utils.ts b/packages/notification-service/src/util/utils.ts
index c23c7ea4df3..379fbabedb7 100644
--- a/packages/notification-service/src/util/utils.ts
+++ b/packages/notification-service/src/util/utils.ts
@@ -1,3 +1,7 @@
+import { CeloContract, ContractKit, newKitFromWeb3 } from '@celo/contractkit'
+import Web3 from 'web3'
+import { WEB3_PROVIDER_URL } from '../config'
+
 interface ObjectWithStringsAndUndefined {
   [key: string]: string | undefined
 }
@@ -15,3 +19,29 @@ export function removeEmptyValuesFromObject(obj: ObjectWithStringsAndUndefined)
     .forEach((k) => (newObj[k] = obj[k]))
   return newObj
 }
+
+let goldTokenAddress: string
+let stableTokenAddress: string
+export async function getTokenAddresses() {
+  if (goldTokenAddress && stableTokenAddress) {
+    return { goldTokenAddress, stableTokenAddress }
+  } else {
+    const kit = await getContractKit()
+    goldTokenAddress = await kit.registry.addressFor(CeloContract.StableToken)
+    stableTokenAddress = await kit.registry.addressFor(CeloContract.GoldToken)
+    return { goldTokenAddress, stableTokenAddress }
+  }
+}
+
+let contractKit: ContractKit
+export async function getContractKit(): Promise<ContractKit> {
+  if (contractKit && (await contractKit.isListening())) {
+    // Already connected
+    return contractKit
+  } else {
+    const httpProvider = new Web3.providers.HttpProvider(WEB3_PROVIDER_URL)
+    const web3 = new Web3(httpProvider)
+    contractKit = newKitFromWeb3(web3)
+    return contractKit
+  }
+}
diff --git a/packages/notification-service/tsconfig.json b/packages/notification-service/tsconfig.json
index 1cab23893a3..7b7f6c5ae47 100644
--- a/packages/notification-service/tsconfig.json
+++ b/packages/notification-service/tsconfig.json
@@ -15,5 +15,6 @@
     "lib": ["es7", "esnext"]
   },
   "include": ["src/**/*"],
-  "exclude": ["node_modules", "vendor", ".bundle"]
+  "exclude": ["node_modules", "vendor", ".bundle"],
+  "references": [{ "path": "../utils" }]
 }
diff --git a/packages/notification-service/yarn.lock b/packages/notification-service/yarn.lock
new file mode 120000
index 00000000000..3f82ebc9cdb
--- /dev/null
+++ b/packages/notification-service/yarn.lock
@@ -0,0 +1 @@
+../../yarn.lock
\ No newline at end of file
diff --git a/packages/protocol/package.json b/packages/protocol/package.json
index 7acd736503a..2a53f18b185 100644
--- a/packages/protocol/package.json
+++ b/packages/protocol/package.json
@@ -42,7 +42,7 @@
     "@0x/sol-profiler": "^3.0.0",
     "@0x/sol-trace": "^2.0.16",
     "@0x/subproviders": "^5.0.0",
-    "@celo/utils": "^0.0.6-beta5",
+    "@celo/utils": "^0.1.0",
     "apollo-client": "^2.4.13",
     "bls12377js": "https://github.com/celo-org/bls12377js#4f596cabb659c4f8969ae4b617f185f2bc74cbbb",
     "chai-subset": "^1.6.0",
@@ -76,7 +76,6 @@
   "devDependencies": {
     "@celo/ganache-cli": "git+https://github.com/celo-org/ganache-cli.git#816a475",
     "@celo/typescript": "0.0.1",
-    "@celo/utils": "^0.0.6-beta5",
     "@types/bignumber.js": "^5.0.0",
     "@types/bn.js": "^4.11.0",
     "@types/chai": "^4.1.3",
diff --git a/packages/react-components/package.json b/packages/react-components/package.json
index 68dc0fc1c59..408f8e65e47 100644
--- a/packages/react-components/package.json
+++ b/packages/react-components/package.json
@@ -14,7 +14,7 @@
     "test:watch": "export TZ=UTC && jest --watch"
   },
   "dependencies": {
-    "@celo/utils": "^0.0.6-beta5",
+    "@celo/utils": "^0.1.0",
     "hoist-non-react-statics": "^3.3.0",
     "lodash": "^4.17.14",
     "react-native-autocomplete-input": "^3.6.0",
diff --git a/packages/react-components/tsconfig.json b/packages/react-components/tsconfig.json
index d284124405c..5106958f1b7 100644
--- a/packages/react-components/tsconfig.json
+++ b/packages/react-components/tsconfig.json
@@ -17,5 +17,6 @@
     "target": "es2015",
     "resolveJsonModule": true
   },
-  "exclude": ["node_modules"]
+  "exclude": ["node_modules"],
+  "references": [{ "path": "../utils" }]
 }
diff --git a/packages/transaction-metrics-exporter/package.json b/packages/transaction-metrics-exporter/package.json
index c251c6ac013..df546f94e81 100644
--- a/packages/transaction-metrics-exporter/package.json
+++ b/packages/transaction-metrics-exporter/package.json
@@ -8,7 +8,7 @@
   "private": true,
   "dependencies": {
     "@celo/contractkit": "^0.1.1",
-    "@celo/utils": "0.0.6-beta5",    
+    "@celo/utils": "^0.1.0",    
     "express": "4.16.4",
     "prom-client": "11.2.0"
   },
diff --git a/packages/transaction-metrics-exporter/tsconfig.json b/packages/transaction-metrics-exporter/tsconfig.json
index 00453cb784a..a149848c92f 100644
--- a/packages/transaction-metrics-exporter/tsconfig.json
+++ b/packages/transaction-metrics-exporter/tsconfig.json
@@ -4,5 +4,6 @@
     "rootDir": "src",
     "outDir": "lib"
   },
-  "include": ["src"]
+  "include": ["src"],
+  "references": [{ "path": "../utils" }]
 }
diff --git a/packages/utils/package.json b/packages/utils/package.json
index cb77ed2dca1..0485521e709 100644
--- a/packages/utils/package.json
+++ b/packages/utils/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@celo/utils",
-  "version": "0.0.6-beta5",
+  "version": "0.1.1",
   "description": "Celo common utils",
   "author": "Celo",
   "license": "Apache-2.0",
diff --git a/packages/verifier/package.json b/packages/verifier/package.json
index 9e7b9fbd849..5119768b01f 100644
--- a/packages/verifier/package.json
+++ b/packages/verifier/package.json
@@ -26,7 +26,7 @@
   },
   "dependencies": {
     "@celo/react-components": "1.0.0",
-    "@celo/utils": "^0.0.6-beta5",
+    "@celo/utils": "^0.1.0",
     "@react-native-community/netinfo": "^2.0.4",
     "@segment/analytics-react-native": "^1.1.0-beta.1",
     "@segment/analytics-react-native-firebase": "^1.1.0-beta.1",
diff --git a/packages/verifier/tsconfig.json b/packages/verifier/tsconfig.json
index f5be6db9ea4..20b33fc6f9c 100644
--- a/packages/verifier/tsconfig.json
+++ b/packages/verifier/tsconfig.json
@@ -16,5 +16,6 @@
     "baseUrl": ".",
     "lib": ["es7", "esnext", "dom"]
   },
-  "exclude": ["node_modules", "vendor", ".bundle"]
+  "exclude": ["node_modules", "vendor", ".bundle"],
+  "references": [{ "path": "../utils" }]
 }
diff --git a/packages/walletkit/package.json b/packages/walletkit/package.json
index 240ffdb1ed3..757c8e38ef9 100644
--- a/packages/walletkit/package.json
+++ b/packages/walletkit/package.json
@@ -23,7 +23,7 @@
   },
   "dependencies": {
     "@0x/subproviders": "^4.1.0",
-    "@celo/utils": "^0.0.6-beta5",
+    "@celo/utils": "^0.1.0",
     "@google-cloud/storage": "^2.3.3",
     "babel-jest": "^24.8.0",
     "bignumber.js": "^7.2.0",
diff --git a/packages/walletkit/tsconfig.json b/packages/walletkit/tsconfig.json
index 2568053e1db..07409136d50 100644
--- a/packages/walletkit/tsconfig.json
+++ b/packages/walletkit/tsconfig.json
@@ -21,5 +21,6 @@
     "esModuleInterop": true
   },
   "include": [".", "src/**/*", "types/**/*", "contracts/**/*"],
-  "exclude": ["lib", "node_modules"]
+  "exclude": ["lib", "node_modules"],
+  "references": [{ "path": "../utils" }]
 }
diff --git a/packages/web/package.json b/packages/web/package.json
index f909efaccde..94c0ddc5b73 100644
--- a/packages/web/package.json
+++ b/packages/web/package.json
@@ -19,7 +19,7 @@
     "test-licenses": "yarn licenses list --prod | grep '\\(─ GPL\\|─ (GPL-[1-9]\\.[0-9]\\+ OR GPL-[1-9]\\.[0-9]\\+)\\)' && echo 'Found GPL license(s). Use 'yarn licenses list --prod' to look up the offending package' || echo 'No GPL licenses found'"
   },
   "dependencies": {
-    "@celo/utils": "^0.0.6-beta5",
+    "@celo/utils": "^0.1.0",
     "@segment/in-eu": "^0.2.1",
     "@sentry/browser": "^5.6.2",
     "@sentry/node": "^5.6.2",
diff --git a/packages/web/tsconfig.json b/packages/web/tsconfig.json
index 78661f2e322..e095042f761 100644
--- a/packages/web/tsconfig.json
+++ b/packages/web/tsconfig.json
@@ -19,5 +19,6 @@
       "next-i18next": ["src/next-i18next-aug.d.ts"]
     }
   },
-  "exclude": ["dist"]
+  "exclude": ["dist"],
+  "references": [{ "path": "../utils" }]
 }
diff --git a/yarn.lock b/yarn.lock
index 6463b909740..eaef59fd671 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2248,6 +2248,34 @@
   resolved "https://registry.yarnpkg.com/@celo/client/-/client-0.0.107.tgz#3cb82455bd66868e126aeb605346514085b0dff0"
   integrity sha512-s47vj2NYha1u3x5S0u/VhY4YHYb3KySmahKxWFZbWfojMe0vu/bZ3M72nIZf4LM34wEpv40nKe/foGH9Q9LOMw==
 
+"@celo/contractkit@0.1.1":
+  version "0.1.1"
+  resolved "https://registry.yarnpkg.com/@celo/contractkit/-/contractkit-0.1.1.tgz#bd85812d883b58fbc8d9897a59e2f7311cc0e2eb"
+  integrity sha512-GQbLuLUEgKtwy2I8ZVi4P0HBVhh9MlT5S90vIrGznb9eZ2vwGahfOxHapVKcxw2I4tbVBNTTWWpcjzOtJZCY7Q==
+  dependencies:
+    "@celo/utils" "^0.0.6-beta5"
+    "@types/debug" "^4.1.5"
+    bignumber.js "^7.2.0"
+    debug "^4.1.1"
+    web3 "1.0.0-beta.37"
+    web3-utils "1.0.0-beta.37"
+
+"@celo/contractkit@0.1.5":
+  version "0.1.5"
+  resolved "https://registry.yarnpkg.com/@celo/contractkit/-/contractkit-0.1.5.tgz#097052ac8f672f03480a1226f11f0c398c35c75e"
+  integrity sha512-vW8/ZluqJXx4SOB64XyFZjR3Z6qzcCUjXk6ec5613NH8DC/7jzxPCnbPsnxL4R+zuEajDWKfjjeH94Y1uLgVGA==
+  dependencies:
+    "@0x/subproviders" "^5.0.0"
+    "@celo/utils" "0.1.0"
+    "@types/debug" "^4.1.5"
+    bignumber.js "^7.2.0"
+    debug "^4.1.1"
+    eth-lib "^0.2.8"
+    web3 "1.0.0-beta.37"
+    web3-core-helpers "1.0.0-beta.37"
+    web3-eth-abi "1.0.0-beta.37"
+    web3-utils "1.0.0-beta.37"
+
 "@celo/dev-cli@^2.0.3":
   version "2.0.3"
   resolved "https://registry.yarnpkg.com/@celo/dev-cli/-/dev-cli-2.0.3.tgz#67f61dfee373ad8b412925e386cf122aabada5f5"
@@ -2286,6 +2314,43 @@
   version "1.0.3"
   resolved "git+https://github.com/celo-org/react-native-sms-retriever#d3a2fdb148e3427c9a8c1c87acb61e79e2afcfee"
 
+"@celo/utils@0.1.0":
+  version "0.1.0"
+  resolved "https://registry.yarnpkg.com/@celo/utils/-/utils-0.1.0.tgz#081e0c9a7ea3e7b50cbc88e89b0f7ff8d5578499"
+  integrity sha512-sSE17+lu0dqG+Zo+H/aZYFXq436+Kd9xhXk5a36RtONXuJY8q6jfaXMFoBJ0Wft19rJM24e9F2aM84HM/IiUTQ==
+  dependencies:
+    "@umpirsky/country-list" "git://github.com/umpirsky/country-list#05fda51"
+    bigi "^1.1.0"
+    bignumber.js "^7.2.0"
+    bn.js "4.11.8"
+    buffer-reverse "^1.0.1"
+    country-data "^0.0.31"
+    crypto-js "^3.1.9-1"
+    elliptic "^6.4.1"
+    ethereumjs-util "^5.2.0"
+    futoin-hkdf "^1.0.3"
+    google-libphonenumber "^3.2.4"
+    keccak256 "^1.0.0"
+    lodash "^4.17.14"
+    web3-utils "1.0.0-beta.37"
+
+"@celo/utils@^0.0.6-beta5":
+  version "0.0.6-beta5"
+  resolved "https://registry.yarnpkg.com/@celo/utils/-/utils-0.0.6-beta5.tgz#a558cfc9dc68d9ec15888798c95cd6e5f1d3fe67"
+  integrity sha512-TGIDjr1aCcNRVv2Z3DZkjd71K/vNd6C18BPZw8VfKzSFyt0UcxkbN/X+loqvJSrwymtYgu/s6JdIQD3t14xiJA==
+  dependencies:
+    "@umpirsky/country-list" "git://github.com/umpirsky/country-list#05fda51"
+    bignumber.js "^7.2.0"
+    bn.js "4.11.8"
+    country-data "^0.0.31"
+    crypto-js "^3.1.9-1"
+    elliptic "^6.4.1"
+    ethereumjs-util "^5.2.0"
+    futoin-hkdf "^1.0.3"
+    google-libphonenumber "^3.2.1"
+    lodash "^4.17.14"
+    web3-utils "1.0.0-beta.37"
+
 "@cnakazawa/watch@^1.0.3":
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/@cnakazawa/watch/-/watch-1.0.3.tgz#099139eaec7ebf07a27c1786a3ff64f39464d2ef"
@@ -15939,6 +16004,11 @@ google-gax@^0.25.0:
     semver "^5.5.1"
     walkdir "^0.3.2"
 
+google-libphonenumber@^3.2.1:
+  version "3.2.5"
+  resolved "https://registry.yarnpkg.com/google-libphonenumber/-/google-libphonenumber-3.2.5.tgz#2ebe6437fd3dbbffd65f4339ad1ba93b3dc56836"
+  integrity sha512-Y0r7MFCI11UDLn0KaMPBEInhROyIOkWkQIyvWMFVF2I+h+sHE3vbl5a7FVe39td6u/w+nlKDdUMP9dMOZyv+2Q==
+
 google-libphonenumber@^3.2.4:
   version "3.2.4"
   resolved "https://registry.yarnpkg.com/google-libphonenumber/-/google-libphonenumber-3.2.4.tgz#91d3fe62ca531f154165e6580b1c55ff6bd53abf"