diff --git a/.haml-lint_todo.yml b/.haml-lint_todo.yml
index 2e4c2995..25ccb622 100644
--- a/.haml-lint_todo.yml
+++ b/.haml-lint_todo.yml
@@ -78,6 +78,7 @@ linters:
       - "app/views/admin/resources/show.html.haml"
       - "app/views/admin/roles/_form.html.haml"
       - "app/views/admin/roles/_users.html.haml"
+      - "app/views/admin/roles/_users_with_org_admin_role.haml"
       - "app/views/admin/roles/index.html.haml"
       - "app/views/admin/roles/show.html.haml"
       - "app/views/admin/rooms/_form.html.haml"
diff --git a/app/controllers/admin/organizations_controller.rb b/app/controllers/admin/organizations_controller.rb
index 087bf7f8..d125c5cf 100644
--- a/app/controllers/admin/organizations_controller.rb
+++ b/app/controllers/admin/organizations_controller.rb
@@ -1,6 +1,7 @@
 module Admin
   class OrganizationsController < Admin::BaseController
     load_and_authorize_resource :organization
+    before_action :verify_user, only: [:assign_org_admins, :unassign_org_admins]
 
     def index
       @organizations = Organization.all
@@ -43,8 +44,49 @@ module Admin
       end
     end
 
+    def assign_org_admins
+      if @user.has_role? 'organization_admin', @organization
+        flash[:error] = "User #{@user.email} already has the role organization admin"
+      elsif @user.add_role 'organization_admin', @organization
+        flash[:notice] = "Successfully added role organization admin to user #{@user.email}"
+      else
+        flash[:error] = "Coud not add role organization admin to #{@user.email}"
+      end
+
+      redirect_to admins_admin_organization_path(@organization)
+    end
+
+    def unassign_org_admins
+      if @user.remove_role 'organization_admin', @organization
+        flash[:notice] = "Successfully removed role organization admin from user #{@user.email}"
+      else
+        flash[:error] = "Could not remove role organization admin from user #{@user.email}"
+      end
+
+      redirect_to admins_admin_organization_path(@organization)
+    end
+
+    def admins
+      @role = @organization.roles.first
+      @users = @role.users
+      render 'show_org_admins'
+    end
+
     private
 
+    def user_params
+      params.require(:user).permit(:email)
+    end
+
+    def verify_user
+      @user = User.find_by(email: user_params[:email])
+      unless @user
+        redirect_to admins_admin_organization_path(@organization),
+                    error: 'Could not find user. Please provide a valid email!'
+        return
+      end
+    end
+
     def organization_params
       params.require(:organization).permit(:name, :description, :picture)
     end
diff --git a/app/models/admin_ability.rb b/app/models/admin_ability.rb
index 39183543..cfe17d1d 100644
--- a/app/models/admin_ability.rb
+++ b/app/models/admin_ability.rb
@@ -28,7 +28,7 @@ class AdminAbility
       conference.registration_open? && !conference.registration_limit_exceeded? || conference.program.speakers.confirmed.include?(user)
     end
 
-    can :index, Organization
+    can [:index, :admins], Organization
     can :index, Ticket
     can :manage, TicketPurchase, user_id: user.id
     can [:new, :create], Payment, user_id: user.id
@@ -96,13 +96,11 @@ class AdminAbility
     org_ids_for_organization_admin = Organization.with_role(:organization_admin, user).pluck(:id)
     conf_ids_for_organization_admin = Conference.where(organization_id: org_ids_for_organization_admin).pluck(:id)
 
-    can [:read, :update, :destroy], Organization, id: org_ids_for_organization_admin
+    can [:read, :update, :destroy, :assign_org_admins, :unassign_org_admins, :admins], Organization, id: org_ids_for_organization_admin
     can :new, Conference
     can :manage, Conference, organization_id: org_ids_for_organization_admin
     can [:index, :show], Role
-    can [:edit, :update], Role do |role|
-      role.resource_type == 'Organization' && (org_ids_for_organization_admin.include? role.resource_id)
-    end
+
     signed_in_with_organizer_role(user, conf_ids_for_organization_admin)
   end
 
diff --git a/app/views/admin/organizations/_users_with_org_admin_role.haml b/app/views/admin/organizations/_users_with_org_admin_role.haml
new file mode 100644
index 00000000..e107868c
--- /dev/null
+++ b/app/views/admin/organizations/_users_with_org_admin_role.haml
@@ -0,0 +1,25 @@
+.page-header
+  %h3 Users (#{users.length})
+- if users.present?
+  %table.table.table-striped.table-bordered.table-hover.datatable#users
+    %thead
+      %th Name
+      %th Email
+      - if ( can? :unassign_org_admins, organization )
+        %th
+          Actions
+    %tbody
+      - users.each do |user|
+        %tr
+          %td= user.name
+          %td= user.email
+          - if ( can? :unassign_org_admins, organization )
+            %td
+              = link_to 'Remove from organization admin',
+                unassign_org_admins_admin_organization_path(organization.id,
+                role.name,
+                user: {email: user.email}),
+                method: :delete,
+                class: 'btn btn-danger'
+- else
+  %h5 No users found!
diff --git a/app/views/admin/organizations/index.html.haml b/app/views/admin/organizations/index.html.haml
index aa682c57..baf9bc80 100644
--- a/app/views/admin/organizations/index.html.haml
+++ b/app/views/admin/organizations/index.html.haml
@@ -25,6 +25,8 @@
               = organization.conferences.past.count
             %td
               .btn-group
+                = link_to 'Admins', admins_admin_organization_path(organization),
+                  method: :get, class: 'btn btn-success'
                 = link_to 'Edit', edit_admin_organization_path(organization),
                   method: :get, class: 'btn btn-primary'
                 = link_to 'Delete', admin_organization_path(organization),
diff --git a/app/views/admin/organizations/show_org_admins.haml b/app/views/admin/organizations/show_org_admins.haml
new file mode 100644
index 00000000..7fe1f943
--- /dev/null
+++ b/app/views/admin/organizations/show_org_admins.haml
@@ -0,0 +1,24 @@
+.row
+  .col-md-12
+    .page-header
+      %h2
+        Organization admins for #{@organization.name}
+      .text-muted
+        = @role.description
+
+.row.col-md-3
+  - if ( can? :assign_org_admins, @organization )
+    = semantic_form_for :user,
+      url: assign_org_admins_admin_organization_path(@organization,
+      @role.name), method: :post do |u|
+
+      = u.label 'Add user by email: '
+      .input-group
+        = u.input :email, label: false, placeholder: "User's email"
+        .input-group-btn
+          = u.submit 'Add', id: 'user-add', class: 'btn btn-primary'
+
+.row
+  .col-md-12
+    = render partial: 'users_with_org_admin_role',
+      locals: { users: @users, organization: @organization, role: @role }
diff --git a/config/routes.rb b/config/routes.rb
index 523a076d..3b955953 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -20,7 +20,13 @@ Osem::Application.routes.draw do
   end
 
   namespace :admin do
-    resources :organizations
+    resources :organizations do
+      member do
+        get :admins
+        post :assign_org_admins
+        delete :unassign_org_admins
+      end
+    end
     resources :users do
       member do
         patch :toggle_confirmation
diff --git a/spec/controllers/admin/organizations_controller_spec.rb b/spec/controllers/admin/organizations_controller_spec.rb
index abe5005b..801cce83 100644
--- a/spec/controllers/admin/organizations_controller_spec.rb
+++ b/spec/controllers/admin/organizations_controller_spec.rb
@@ -167,5 +167,32 @@ describe Admin::OrganizationsController do
         end
       end
     end
+
+    describe 'POST #assign_org_admins' do
+      let(:org_admin_role) { Role.find_by(name: 'organization_admin', resource: organization) }
+
+      before do
+        post :assign_org_admins, id: organization.id,
+                                 user: { email: user.email }
+      end
+
+      it 'assigns organization_admin role' do
+        expect(user.roles).to eq [org_admin_role]
+      end
+    end
+
+    describe 'DELETE #unassign_org_admins' do
+      let(:org_admin_role) { Role.find_by(name: 'organization_admin', resource: organization) }
+      let!(:org_admin_user) { create(:user, role_ids: [org_admin_role.id]) }
+
+      before do
+        delete :unassign_org_admins, id: organization.id,
+                                     user: { email: org_admin_user.email }
+      end
+
+      it 'unassigns organization_admin role' do
+        expect(org_admin_user.reload.roles).to eq []
+      end
+    end
   end
 end
diff --git a/spec/controllers/admin/roles_controller_spec.rb b/spec/controllers/admin/roles_controller_spec.rb
index d5cdc67e..dcc81313 100644
--- a/spec/controllers/admin/roles_controller_spec.rb
+++ b/spec/controllers/admin/roles_controller_spec.rb
@@ -1,7 +1,6 @@
 require 'spec_helper'
 
 describe Admin::RolesController do
-
   let(:conference) { create(:conference) }
   let(:organizer_role) { Role.find_by(name: 'organizer', resource: conference) }
   let(:cfp_role) { Role.find_by(name: 'cfp', resource: conference) }
diff --git a/spec/features/roles_spec.rb b/spec/features/roles_spec.rb
index ebdeacaf..ba9e5d4c 100644
--- a/spec/features/roles_spec.rb
+++ b/spec/features/roles_spec.rb
@@ -98,6 +98,51 @@ feature Role do
     end
   end
 
+  context 'organization_admin' do
+    let!(:organization) { create(:organization) }
+    let!(:org_admin_role) { Role.find_by(name: 'organization_admin', resource: organization) }
+    let!(:organization_admin) { create(:user, role_ids: [org_admin_role.id]) }
+    let(:user_with_no_role) { create :user }
+    let!(:other_organization) { create(:organization) }
+
+    before do
+      sign_in organization_admin
+      visit admin_organizations_path
+    end
+
+    context 'for the organization it belongs to' do
+      scenario 'successfully adds role organization_admin' do
+        click_link('Admins', href: admins_admin_organization_path(organization.id))
+
+        fill_in 'user_email', with: user_with_no_role.email
+        click_button 'Add'
+        user_with_no_role.reload
+
+        expect(user_with_no_role.has_role?('organization_admin', organization)).to eq true
+      end
+
+      scenario 'successfully removes role organization_admin' do
+        click_link('Admins', href: admins_admin_organization_path(organization.id))
+
+        first('tr').find('.btn-danger').click
+        expect(organization_admin.has_role?('organization_admin', organization)).to eq false
+      end
+    end
+
+    context 'for the organizations it does not belong to' do
+      scenario 'does not successfully add role organization_admin' do
+        click_link('Admins', href: admins_admin_organization_path(other_organization.id))
+
+        expect(page.has_field?('user_email')).to eq false
+      end
+
+      scenario 'does not successfully removes role organization_admin' do
+        click_link('Admins', href: admins_admin_organization_path(other_organization.id))
+        expect(page.has_css?('.btn-danger')).to eq false
+      end
+    end
+  end
+
   context 'organizer' do
     Role.all.each.map(&:name).each do |role|
       it_behaves_like 'successfully', role, 'organizer'
diff --git a/spec/models/admin_ability_spec.rb b/spec/models/admin_ability_spec.rb
index 805dd621..f148b2ae 100644
--- a/spec/models/admin_ability_spec.rb
+++ b/spec/models/admin_ability_spec.rb
@@ -63,7 +63,7 @@ describe 'User with admin role' do
 
       it{ should_not be_able_to(:update, Role.find_by(name: 'organization_admin', resource: other_organization)) }
       it{ should_not be_able_to(:edit, Role.find_by(name: 'organization_admin', resource: other_organization)) }
-      it{ should_not be_able_to(:show, Role.find_by(name: 'organization_admin', resource: other_organization)) }
+      it{ should be_able_to(:admins, organization) }
 
       it{ should_not be_able_to(:new, User.new) }
       it{ should_not be_able_to(:create, User.new) }
@@ -127,6 +127,8 @@ describe 'User with admin role' do
       let(:other_organization) { create(:organization) }
       let(:other_conference) { create(:conference, organization: other_organization) }
 
+      it{ should be_able_to(:assign_org_admins, organization) }
+      it{ should be_able_to(:unassign_org_admins, organization) }
       it{ should be_able_to(:manage, my_conference) }
       it{ should be_able_to(:read, organization) }
       it{ should be_able_to(:update, organization) }
@@ -137,6 +139,8 @@ describe 'User with admin role' do
       it{ should_not be_able_to(:create, Conference.new(organization_id: other_organization.id)) }
       it{ should_not be_able_to(:new, Organization.new) }
       it{ should_not be_able_to(:create, Organization.new) }
+
+      it_behaves_like 'user with any role'
     end
 
     context 'when user has the role organizer' do
@@ -214,6 +218,9 @@ describe 'User with admin role' do
 
       it{ should be_able_to(:manage, resource) }
 
+      it{ should_not be_able_to(:assign_org_admins, organization) }
+      it{ should_not be_able_to(:unassign_org_admins, organization) }
+
       %w[organizer cfp info_desk volunteers_coordinator].each do |role|
         it{ should be_able_to(:toggle_user, Role.find_by(name: role, resource: my_conference)) }
         it{ should be_able_to(:edit, Role.find_by(name: role, resource: my_conference)) }
@@ -299,6 +306,8 @@ describe 'User with admin role' do
       it{ should be_able_to(:index, resource) }
       it{ should be_able_to(:show, resource) }
       it{ should be_able_to(:update, resource) }
+      it{ should_not be_able_to(:assign_org_admins, organization) }
+      it{ should_not be_able_to(:unassign_org_admins, organization) }
 
       it_behaves_like 'user with any role'
       it_behaves_like 'user with non-organizer role', 'cfp'
@@ -366,6 +375,8 @@ describe 'User with admin role' do
       it{ should be_able_to(:index, resource) }
       it{ should be_able_to(:show, resource) }
       it{ should be_able_to(:update, resource) }
+      it{ should_not be_able_to(:assign_org_admins, organization) }
+      it{ should_not be_able_to(:unassign_org_admins, organization) }
 
       it_behaves_like 'user with any role'
       it_behaves_like 'user with non-organizer role', 'info_desk'
@@ -433,6 +444,8 @@ describe 'User with admin role' do
       it{ should be_able_to(:index, resource) }
       it{ should be_able_to(:show, resource) }
       it{ should be_able_to(:update, resource) }
+      it{ should_not be_able_to(:assign_org_admins, organization) }
+      it{ should_not be_able_to(:unassign_org_admins, organization) }
 
       it 'should be_able to :manage Vposition'
       it 'should be_able to :manage Vday'
@@ -509,6 +522,9 @@ describe 'User with admin role' do
       it{ should_not be_able_to(:edit, my_self_organized_track) }
       it{ should_not be_able_to(:update, my_self_organized_track) }
 
+      it{ should_not be_able_to(:assign_org_admins, organization) }
+      it{ should_not be_able_to(:unassign_org_admins, organization) }
+
       it_behaves_like 'user with any role'
       it_behaves_like 'user with non-organizer role', 'track_organizer'
     end