diff --git a/db/seeds/users_and_groups.rb b/db/seeds/users_and_groups.rb
index 818d63c6..dd9c6f07 100644
--- a/db/seeds/users_and_groups.rb
+++ b/db/seeds/users_and_groups.rb
@@ -7,6 +7,14 @@
 bestuur = Group.create!(name: 'Bestuur', kind: 'bestuur', description: 'Wij zijn de echte bazen',
                         recognized_at_gma: 'ALV 21',  rejected_at_gma: 'ALV 218')
 
+sofia_treasurers = Group.create!(name: 'SOFIA Penningmeester', kind: 'bestuur',
+                                 administrative: true)
+
+sofia_renting_managers = Group.create!(name: 'SOFIA Verhuur Manager', kind: 'bestuur',
+                                       administrative: true)
+
+sofia_main_bartenders = Group.create!(name: 'SOFIA Hoofdtappers', kind: 'groep')
+
 old_members_group = Group.create!(name: 'Oud-Leden', kind: 'groep',
                                   description: 'Oud-Alphanen, verenigt u!')
 
@@ -25,6 +33,21 @@
                    password: 'password1234',
                    password_confirmation: 'password1234')
 
+sofia_treasurer = FactoryBot.create(:user, activated_at: Time.zone.now)
+sofia_treasurer.update(username: 'sofia_treasurer',
+                       password: 'password1234',
+                       password_confirmation: 'password1234')
+
+sofia_renting_manager = FactoryBot.create(:user, activated_at: Time.zone.now)
+sofia_renting_manager.update(username: 'sofia_renting_manager',
+                             password: 'password1234',
+                             password_confirmation: 'password1234')
+
+sofia_bartenders = FactoryBot.create_list(:user, 6, activated_at: Time.zone.now)
+sofia_bartenders.first.update(username: 'sofia_main_bartender',
+                              password: 'password1234',
+                              password_confirmation: 'password1234')
+
 old_members = FactoryBot.create_list(:user, 8, activated_at: Time.zone.now)
 old_members.first.update(username: 'oudlid',
                          password: 'password1234',
@@ -49,6 +72,23 @@
                     function: Faker::Job.title)
 end
 
+Membership.create(user: sofia_treasurer, group: sofia_treasurers,
+                  start_date: Date.current.months_ago(10))
+Membership.create(user: sofia_treasurer, group: member_group,
+                  start_date: Date.current.months_ago(4), function: Faker::Job.title)
+
+Membership.create(user: sofia_renting_manager, group: sofia_renting_managers,
+                  start_date: Date.current.months_ago(10))
+Membership.create(user: sofia_renting_manager, group: member_group,
+                  start_date: Date.current.months_ago(4), function: Faker::Job.title)
+
+sofia_bartenders.each do |user|
+  Membership.create(user:, group: sofia_main_bartenders,
+                    start_date: Date.current.months_ago(10), function: Faker::Job.title)
+  Membership.create(user:, group: member_group, start_date: Date.current.months_ago(4),
+                    function: Faker::Job.title)
+end
+
 old_members.each do |user|
   Membership.create(user:, group: old_members_group, start_date: Date.current.months_ago(10),
                     function: Faker::Job.title)