diff --git a/app/mailers/reviewer_mailer.rb b/app/mailers/reviewer_mailer.rb
index 7b467b4..3955ef9 100644
--- a/app/mailers/reviewer_mailer.rb
+++ b/app/mailers/reviewer_mailer.rb
@@ -12,4 +12,11 @@ class ReviewerMailer < ApplicationMailer
 
     mail to: reminder.email, subject: "Review Reminder"
   end
+
+  def notify_manager candidate_id
+    @candidate = Candidate.find_by(id: candidate_id)
+    @manager = @candidate.manager
+
+    mail to: @manager.email, subject: "Voting Complete"
+  end
 end
diff --git a/app/models/candidate.rb b/app/models/candidate.rb
index 5d4df2b..7d5b287 100644
--- a/app/models/candidate.rb
+++ b/app/models/candidate.rb
@@ -35,6 +35,13 @@ class Candidate < ApplicationRecord
     end
   end
 
+  def manager
+    manager_votes = votes.joins(:user).where("users.role = 'manager'")
+    return nil if manager_votes.empty?
+
+    manager_votes.first.user
+  end
+
   def submitted_answers
     answers.where(submitted: true)
   end
diff --git a/test/mailers/previews/reviewer_mailer_preview.rb b/test/mailers/previews/reviewer_mailer_preview.rb
index bc7f97e..1f67524 100644
--- a/test/mailers/previews/reviewer_mailer_preview.rb
+++ b/test/mailers/previews/reviewer_mailer_preview.rb
@@ -10,4 +10,8 @@ class ReviewerMailerPreview < ActionMailer::Preview
     reminder = reminders.reminders.first
     ReviewerMailer.reminder reminder
   end
+
+  def notify_manager
+    ReviewerMailer.notify_manager Candidate.find_by(test_hash: 'OvP0ZqGKwJ0').id # Dawn
+  end
 end
diff --git a/test/mailers/reviewer_mailer_test.rb b/test/mailers/reviewer_mailer_test.rb
index f02c068..aa2e04f 100644
--- a/test/mailers/reviewer_mailer_test.rb
+++ b/test/mailers/reviewer_mailer_test.rb
@@ -21,4 +21,13 @@ class ReviewerMailerTest < ActionMailer::TestCase
     assert_equal [ENV["default_mail_from"]], mail.from
     assert_match reminder.test_hash, mail.body.encoded
   end
+
+  test "notify_manager" do
+    candidate = candidates(:richard)
+    mail = ReviewerMailer.notify_manager candidate.id
+    assert_match "Voting Complete", mail.subject
+    assert_equal [candidate.manager.email], mail.to
+    assert_equal [ENV["default_mail_from"]], mail.from
+    assert_match candidate.test_hash, mail.body.encoded
+  end
 end