diff --git a/index.js b/index.js
index dd52f2e46a1..4c7a979f001 100644
--- a/index.js
+++ b/index.js
@@ -1,11 +1,13 @@
 'use strict'
 
-const Client = require('./lib/client')
-const Dispatcher = require('./lib/dispatcher')
+const Client = require('./lib/dispatcher/client')
+const Dispatcher = require('./lib/dispatcher/dispatcher')
+const Pool = require('./lib/dispatcher/pool')
+const BalancedPool = require('./lib/dispatcher/balanced-pool')
+const Agent = require('./lib/dispatcher/agent')
+const ProxyAgent = require('./lib/dispatcher/proxy-agent')
+const RetryAgent = require('./lib/dispatcher/retry-agent')
 const errors = require('./lib/core/errors')
-const Pool = require('./lib/pool')
-const BalancedPool = require('./lib/balanced-pool')
-const Agent = require('./lib/agent')
 const util = require('./lib/core/util')
 const { InvalidArgumentError } = errors
 const api = require('./lib/api')
@@ -14,8 +16,6 @@ const MockClient = require('./lib/mock/mock-client')
 const MockAgent = require('./lib/mock/mock-agent')
 const MockPool = require('./lib/mock/mock-pool')
 const mockErrors = require('./lib/mock/mock-errors')
-const ProxyAgent = require('./lib/proxy-agent')
-const RetryAgent = require('./lib/retry-agent')
 const RetryHandler = require('./lib/handler/RetryHandler')
 const { getGlobalDispatcher, setGlobalDispatcher } = require('./lib/global')
 const DecoratorHandler = require('./lib/handler/DecoratorHandler')
diff --git a/lib/agent.js b/lib/dispatcher/agent.js
similarity index 94%
rename from lib/agent.js
rename to lib/dispatcher/agent.js
index 9a07708654a..d91c412382f 100644
--- a/lib/agent.js
+++ b/lib/dispatcher/agent.js
@@ -1,12 +1,12 @@
 'use strict'
 
-const { InvalidArgumentError } = require('./core/errors')
-const { kClients, kRunning, kClose, kDestroy, kDispatch, kInterceptors } = require('./core/symbols')
+const { InvalidArgumentError } = require('../core/errors')
+const { kClients, kRunning, kClose, kDestroy, kDispatch, kInterceptors } = require('../core/symbols')
 const DispatcherBase = require('./dispatcher-base')
 const Pool = require('./pool')
 const Client = require('./client')
-const util = require('./core/util')
-const createRedirectInterceptor = require('./interceptor/redirectInterceptor')
+const util = require('../core/util')
+const createRedirectInterceptor = require('../interceptor/redirectInterceptor')
 
 const kOnConnect = Symbol('onConnect')
 const kOnDisconnect = Symbol('onDisconnect')
diff --git a/lib/balanced-pool.js b/lib/dispatcher/balanced-pool.js
similarity index 97%
rename from lib/balanced-pool.js
rename to lib/dispatcher/balanced-pool.js
index cf06fcacedc..15a7e7b5879 100644
--- a/lib/balanced-pool.js
+++ b/lib/dispatcher/balanced-pool.js
@@ -3,7 +3,7 @@
 const {
   BalancedPoolMissingUpstreamError,
   InvalidArgumentError
-} = require('./core/errors')
+} = require('../core/errors')
 const {
   PoolBase,
   kClients,
@@ -13,8 +13,8 @@ const {
   kGetDispatcher
 } = require('./pool-base')
 const Pool = require('./pool')
-const { kUrl, kInterceptors } = require('./core/symbols')
-const { parseOrigin } = require('./core/util')
+const { kUrl, kInterceptors } = require('../core/symbols')
+const { parseOrigin } = require('../core/util')
 const kFactory = Symbol('factory')
 
 const kOptions = Symbol('options')
diff --git a/lib/client.js b/lib/dispatcher/client.js
similarity index 98%
rename from lib/client.js
rename to lib/dispatcher/client.js
index 7a7260406ef..cb3feabb37b 100644
--- a/lib/client.js
+++ b/lib/dispatcher/client.js
@@ -8,10 +8,10 @@ const assert = require('node:assert')
 const net = require('node:net')
 const http = require('node:http')
 const { pipeline } = require('node:stream')
-const util = require('./core/util')
-const { channels } = require('./core/diagnostics')
-const timers = require('./timers')
-const Request = require('./core/request')
+const util = require('../core/util.js')
+const { channels } = require('../core/diagnostics.js')
+const timers = require('../util/timers.js')
+const Request = require('../core/request.js')
 const DispatcherBase = require('./dispatcher-base')
 const {
   RequestContentLengthMismatchError,
@@ -26,8 +26,8 @@ const {
   HTTPParserError,
   ResponseExceededMaxSizeError,
   ClientDestroyedError
-} = require('./core/errors')
-const buildConnector = require('./core/connect')
+} = require('../core/errors.js')
+const buildConnector = require('../core/connect.js')
 const {
   kUrl,
   kReset,
@@ -79,7 +79,7 @@ const {
   kHTTP2BuildRequest,
   kHTTP2CopyHeaders,
   kHTTP1BuildRequest
-} = require('./core/symbols')
+} = require('../core/symbols.js')
 
 /** @type {import('http2')} */
 let http2
@@ -112,13 +112,13 @@ const FastBuffer = Buffer[Symbol.species]
 const kClosedResolve = Symbol('kClosedResolve')
 
 /**
- * @type {import('../types/client').default}
+ * @type {import('../../types/client.js').default}
  */
 class Client extends DispatcherBase {
   /**
    *
    * @param {string|URL} url
-   * @param {import('../types/client').Client.Options} options
+   * @param {import('../../types/client.js').Client.Options} options
    */
   constructor (url, {
     interceptors,
@@ -472,16 +472,16 @@ function onHTTP2GoAway (code) {
   resume(client)
 }
 
-const constants = require('./llhttp/constants')
-const createRedirectInterceptor = require('./interceptor/redirectInterceptor')
+const constants = require('../llhttp/constants.js')
+const createRedirectInterceptor = require('../interceptor/redirectInterceptor.js')
 const EMPTY_BUF = Buffer.alloc(0)
 
 async function lazyllhttp () {
-  const llhttpWasmData = process.env.JEST_WORKER_ID ? require('./llhttp/llhttp-wasm.js') : undefined
+  const llhttpWasmData = process.env.JEST_WORKER_ID ? require('../llhttp/llhttp-wasm.js') : undefined
 
   let mod
   try {
-    mod = await WebAssembly.compile(require('./llhttp/llhttp_simd-wasm.js'))
+    mod = await WebAssembly.compile(require('../llhttp/llhttp_simd-wasm.js'))
   } catch (e) {
     /* istanbul ignore next */
 
@@ -489,7 +489,7 @@ async function lazyllhttp () {
     // being enabled, but the occurring of this other error
     // * https://github.com/emscripten-core/emscripten/issues/11495
     // got me to remove that check to avoid breaking Node 12.
-    mod = await WebAssembly.compile(llhttpWasmData || require('./llhttp/llhttp-wasm.js'))
+    mod = await WebAssembly.compile(llhttpWasmData || require('../llhttp/llhttp-wasm.js'))
   }
 
   return await WebAssembly.instantiate(mod, {
@@ -1500,7 +1500,7 @@ function write (client, request) {
 
   if (util.isFormDataLike(body)) {
     if (!extractBody) {
-      extractBody = require('./web/fetch/body.js').extractBody
+      extractBody = require('../web/fetch/body.js').extractBody
     }
 
     const [bodyStream, contentType] = extractBody(body)
diff --git a/lib/dispatcher-base.js b/lib/dispatcher/dispatcher-base.js
similarity index 98%
rename from lib/dispatcher-base.js
rename to lib/dispatcher/dispatcher-base.js
index 5c0220b5b33..88e1ca48db7 100644
--- a/lib/dispatcher-base.js
+++ b/lib/dispatcher/dispatcher-base.js
@@ -5,8 +5,8 @@ const {
   ClientDestroyedError,
   ClientClosedError,
   InvalidArgumentError
-} = require('./core/errors')
-const { kDestroy, kClose, kDispatch, kInterceptors } = require('./core/symbols')
+} = require('../core/errors')
+const { kDestroy, kClose, kDispatch, kInterceptors } = require('../core/symbols')
 
 const kDestroyed = Symbol('destroyed')
 const kClosed = Symbol('closed')
diff --git a/lib/dispatcher.js b/lib/dispatcher/dispatcher.js
similarity index 100%
rename from lib/dispatcher.js
rename to lib/dispatcher/dispatcher.js
diff --git a/lib/pool-base.js b/lib/dispatcher/pool-base.js
similarity index 97%
rename from lib/pool-base.js
rename to lib/dispatcher/pool-base.js
index 2a909eee083..6c524e2a437 100644
--- a/lib/pool-base.js
+++ b/lib/dispatcher/pool-base.js
@@ -1,8 +1,8 @@
 'use strict'
 
 const DispatcherBase = require('./dispatcher-base')
-const FixedQueue = require('./node/fixed-queue')
-const { kConnected, kSize, kRunning, kPending, kQueued, kBusy, kFree, kUrl, kClose, kDestroy, kDispatch } = require('./core/symbols')
+const FixedQueue = require('../node/fixed-queue')
+const { kConnected, kSize, kRunning, kPending, kQueued, kBusy, kFree, kUrl, kClose, kDestroy, kDispatch } = require('../core/symbols')
 const PoolStats = require('./pool-stats')
 
 const kClients = Symbol('clients')
diff --git a/lib/pool-stats.js b/lib/dispatcher/pool-stats.js
similarity index 94%
rename from lib/pool-stats.js
rename to lib/dispatcher/pool-stats.js
index b4af8aeed5f..8c7e8c9572e 100644
--- a/lib/pool-stats.js
+++ b/lib/dispatcher/pool-stats.js
@@ -1,4 +1,4 @@
-const { kFree, kConnected, kPending, kQueued, kRunning, kSize } = require('./core/symbols')
+const { kFree, kConnected, kPending, kQueued, kRunning, kSize } = require('../core/symbols')
 const kPool = Symbol('pool')
 
 class PoolStats {
diff --git a/lib/pool.js b/lib/dispatcher/pool.js
similarity index 92%
rename from lib/pool.js
rename to lib/dispatcher/pool.js
index d74dcca5604..0ba3a2b5f3e 100644
--- a/lib/pool.js
+++ b/lib/dispatcher/pool.js
@@ -10,10 +10,10 @@ const {
 const Client = require('./client')
 const {
   InvalidArgumentError
-} = require('./core/errors')
-const util = require('./core/util')
-const { kUrl, kInterceptors } = require('./core/symbols')
-const buildConnector = require('./core/connect')
+} = require('../core/errors')
+const util = require('../core/util')
+const { kUrl, kInterceptors } = require('../core/symbols')
+const buildConnector = require('../core/connect')
 
 const kOptions = Symbol('options')
 const kConnections = Symbol('connections')
diff --git a/lib/proxy-agent.js b/lib/dispatcher/proxy-agent.js
similarity index 97%
rename from lib/proxy-agent.js
rename to lib/dispatcher/proxy-agent.js
index c80134b742d..9df39edb1aa 100644
--- a/lib/proxy-agent.js
+++ b/lib/dispatcher/proxy-agent.js
@@ -1,12 +1,12 @@
 'use strict'
 
-const { kProxy, kClose, kDestroy, kInterceptors } = require('./core/symbols')
+const { kProxy, kClose, kDestroy, kInterceptors } = require('../core/symbols')
 const { URL } = require('node:url')
 const Agent = require('./agent')
 const Pool = require('./pool')
 const DispatcherBase = require('./dispatcher-base')
-const { InvalidArgumentError, RequestAbortedError } = require('./core/errors')
-const buildConnector = require('./core/connect')
+const { InvalidArgumentError, RequestAbortedError } = require('../core/errors')
+const buildConnector = require('../core/connect')
 
 const kAgent = Symbol('proxy agent')
 const kClient = Symbol('proxy client')
diff --git a/lib/retry-agent.js b/lib/dispatcher/retry-agent.js
similarity index 91%
rename from lib/retry-agent.js
rename to lib/dispatcher/retry-agent.js
index 9edb2aa529f..2ca82b0d02c 100644
--- a/lib/retry-agent.js
+++ b/lib/dispatcher/retry-agent.js
@@ -1,7 +1,7 @@
 'use strict'
 
 const Dispatcher = require('./dispatcher')
-const RetryHandler = require('./handler/RetryHandler')
+const RetryHandler = require('../handler/RetryHandler')
 
 class RetryAgent extends Dispatcher {
   #agent = null
diff --git a/lib/global.js b/lib/global.js
index 18bfd73cc92..0c7528fa653 100644
--- a/lib/global.js
+++ b/lib/global.js
@@ -4,7 +4,7 @@
 // this version number must be increased to avoid conflicts.
 const globalDispatcher = Symbol.for('undici.globalDispatcher.1')
 const { InvalidArgumentError } = require('./core/errors')
-const Agent = require('./agent')
+const Agent = require('./dispatcher/agent')
 
 if (getGlobalDispatcher() === undefined) {
   setGlobalDispatcher(new Agent())
diff --git a/lib/mock/mock-agent.js b/lib/mock/mock-agent.js
index 3d26a6a65ba..c02ee375e25 100644
--- a/lib/mock/mock-agent.js
+++ b/lib/mock/mock-agent.js
@@ -1,7 +1,7 @@
 'use strict'
 
 const { kClients } = require('../core/symbols')
-const Agent = require('../agent')
+const Agent = require('../dispatcher/agent')
 const {
   kAgent,
   kMockAgentSet,
@@ -17,7 +17,7 @@ const MockClient = require('./mock-client')
 const MockPool = require('./mock-pool')
 const { matchValue, buildMockOptions } = require('./mock-utils')
 const { InvalidArgumentError, UndiciError } = require('../core/errors')
-const Dispatcher = require('../dispatcher')
+const Dispatcher = require('../dispatcher/dispatcher')
 const Pluralizer = require('./pluralizer')
 const PendingInterceptorsFormatter = require('./pending-interceptors-formatter')
 
diff --git a/lib/mock/mock-client.js b/lib/mock/mock-client.js
index 193f217501d..c375dbd455b 100644
--- a/lib/mock/mock-client.js
+++ b/lib/mock/mock-client.js
@@ -1,7 +1,7 @@
 'use strict'
 
 const { promisify } = require('node:util')
-const Client = require('../client')
+const Client = require('../dispatcher/client')
 const { buildMockDispatch } = require('./mock-utils')
 const {
   kDispatches,
diff --git a/lib/mock/mock-pool.js b/lib/mock/mock-pool.js
index 17695e72eba..8b005d72ead 100644
--- a/lib/mock/mock-pool.js
+++ b/lib/mock/mock-pool.js
@@ -1,7 +1,7 @@
 'use strict'
 
 const { promisify } = require('node:util')
-const Pool = require('../pool')
+const Pool = require('../dispatcher/pool')
 const { buildMockDispatch } = require('./mock-utils')
 const {
   kDispatches,
diff --git a/lib/timers.js b/lib/util/timers.js
similarity index 100%
rename from lib/timers.js
rename to lib/util/timers.js
diff --git a/test/client-keep-alive.js b/test/client-keep-alive.js
index b521624caec..f00e4d8a128 100644
--- a/test/client-keep-alive.js
+++ b/test/client-keep-alive.js
@@ -4,7 +4,7 @@ const { tspl } = require('@matteo.collina/tspl')
 const { test, after } = require('node:test')
 const { once } = require('node:events')
 const { Client } = require('..')
-const timers = require('../lib/timers')
+const timers = require('../lib/util/timers')
 const { kConnect } = require('../lib/core/symbols')
 const { createServer } = require('node:net')
 const http = require('node:http')
diff --git a/test/client-reconnect.js b/test/client-reconnect.js
index 34355ce40ac..222922a5ea0 100644
--- a/test/client-reconnect.js
+++ b/test/client-reconnect.js
@@ -6,7 +6,7 @@ const { once } = require('node:events')
 const { Client } = require('..')
 const { createServer } = require('node:http')
 const FakeTimers = require('@sinonjs/fake-timers')
-const timers = require('../lib/timers')
+const timers = require('../lib/util/timers')
 
 test('multiple reconnect', async (t) => {
   t = tspl(t, { plan: 5 })
diff --git a/test/client-timeout.js b/test/client-timeout.js
index 4964774d0bc..c4ff9c2a59c 100644
--- a/test/client-timeout.js
+++ b/test/client-timeout.js
@@ -6,7 +6,7 @@ const { Client, errors } = require('..')
 const { createServer } = require('node:http')
 const { Readable } = require('node:stream')
 const FakeTimers = require('@sinonjs/fake-timers')
-const timers = require('../lib/timers')
+const timers = require('../lib/util/timers')
 
 test('refresh timeout on pause', async (t) => {
   t = tspl(t, { plan: 1 })
diff --git a/test/dispatcher.js b/test/dispatcher.js
index d004c5e5e27..95a9bc59a83 100644
--- a/test/dispatcher.js
+++ b/test/dispatcher.js
@@ -3,7 +3,7 @@
 const { tspl } = require('@matteo.collina/tspl')
 const { test } = require('node:test')
 
-const Dispatcher = require('../lib/dispatcher')
+const Dispatcher = require('../lib/dispatcher/dispatcher')
 
 class PoorImplementation extends Dispatcher {}
 
diff --git a/test/fetch/fetch-timeouts.js b/test/fetch/fetch-timeouts.js
index 93792871cb1..038c23b5af9 100644
--- a/test/fetch/fetch-timeouts.js
+++ b/test/fetch/fetch-timeouts.js
@@ -4,7 +4,7 @@ const { test } = require('node:test')
 const { tspl } = require('@matteo.collina/tspl')
 
 const { fetch, Agent } = require('../..')
-const timers = require('../../lib/timers')
+const timers = require('../../lib/util/timers')
 const { createServer } = require('node:http')
 const FakeTimers = require('@sinonjs/fake-timers')
 const { closeServerAsPromise } = require('../utils/node-http')
diff --git a/test/mock-agent.js b/test/mock-agent.js
index 58066229f58..ab852896daf 100644
--- a/test/mock-agent.js
+++ b/test/mock-agent.js
@@ -11,7 +11,7 @@ const { InvalidArgumentError, ClientDestroyedError } = require('../lib/core/erro
 const MockClient = require('../lib/mock/mock-client')
 const MockPool = require('../lib/mock/mock-pool')
 const { kAgent } = require('../lib/mock/mock-symbols')
-const Dispatcher = require('../lib/dispatcher')
+const Dispatcher = require('../lib/dispatcher/dispatcher')
 const { MockNotMatchedError } = require('../lib/mock/mock-errors')
 const { fetch } = require('..')
 
diff --git a/test/mock-client.js b/test/mock-client.js
index ef6721b42be..9b8f416ec34 100644
--- a/test/mock-client.js
+++ b/test/mock-client.js
@@ -10,7 +10,7 @@ const { kDispatches } = require('../lib/mock/mock-symbols')
 const { InvalidArgumentError } = require('../lib/core/errors')
 const { MockInterceptor } = require('../lib/mock/mock-interceptor')
 const { getResponse } = require('../lib/mock/mock-utils')
-const Dispatcher = require('../lib/dispatcher')
+const Dispatcher = require('../lib/dispatcher/dispatcher')
 
 describe('MockClient - constructor', () => {
   test('fails if opts.agent does not implement `get` method', t => {
diff --git a/test/mock-pool.js b/test/mock-pool.js
index 0b690fe6d48..b52d3406cce 100644
--- a/test/mock-pool.js
+++ b/test/mock-pool.js
@@ -10,7 +10,7 @@ const { kDispatches } = require('../lib/mock/mock-symbols')
 const { InvalidArgumentError } = require('../lib/core/errors')
 const { MockInterceptor } = require('../lib/mock/mock-interceptor')
 const { getResponse } = require('../lib/mock/mock-utils')
-const Dispatcher = require('../lib/dispatcher')
+const Dispatcher = require('../lib/dispatcher/dispatcher')
 const { fetch } = require('..')
 
 describe('MockPool - constructor', () => {
diff --git a/test/pool.js b/test/pool.js
index 4a22aedc84e..5e84f4402bb 100644
--- a/test/pool.js
+++ b/test/pool.js
@@ -366,7 +366,7 @@ test('backpressure algorithm', async (t) => {
     }
   }
 
-  const Pool = proxyquire('../lib/pool', {
+  const Pool = proxyquire('../lib/dispatcher/pool', {
     './client': FakeClient
   })
 
diff --git a/test/proxy-agent.js b/test/proxy-agent.js
index 8c6634ff1fb..0e33f9600ee 100644
--- a/test/proxy-agent.js
+++ b/test/proxy-agent.js
@@ -6,8 +6,8 @@ const { request, fetch, setGlobalDispatcher, getGlobalDispatcher } = require('..
 const { InvalidArgumentError } = require('../lib/core/errors')
 const { readFileSync } = require('node:fs')
 const { join } = require('node:path')
-const ProxyAgent = require('../lib/proxy-agent')
-const Pool = require('../lib/pool')
+const ProxyAgent = require('../lib/dispatcher/proxy-agent')
+const Pool = require('../lib/dispatcher/pool')
 const { createServer } = require('node:http')
 const https = require('node:https')
 const proxy = require('proxy')
diff --git a/test/request-timeout.js b/test/request-timeout.js
index f49f6c5bcf3..71bff4fb9cc 100644
--- a/test/request-timeout.js
+++ b/test/request-timeout.js
@@ -5,7 +5,7 @@ const { test, after } = require('node:test')
 const { createReadStream, writeFileSync, unlinkSync } = require('node:fs')
 const { Client, errors } = require('..')
 const { kConnect } = require('../lib/core/symbols')
-const timers = require('../lib/timers')
+const timers = require('../lib/util/timers')
 const { createServer } = require('node:http')
 const EventEmitter = require('node:events')
 const FakeTimers = require('@sinonjs/fake-timers')
diff --git a/test/socket-timeout.js b/test/socket-timeout.js
index 83617e94f7e..5be62fe4119 100644
--- a/test/socket-timeout.js
+++ b/test/socket-timeout.js
@@ -3,7 +3,7 @@
 const { tspl } = require('@matteo.collina/tspl')
 const { test, after } = require('node:test')
 const { Client, errors } = require('..')
-const timers = require('../lib/timers')
+const timers = require('../lib/util/timers')
 const { createServer } = require('node:http')
 const FakeTimers = require('@sinonjs/fake-timers')