diff --git a/Gemfile b/Gemfile
index 2551033c..730e2c08 100644
--- a/Gemfile
+++ b/Gemfile
@@ -57,7 +57,7 @@ group :test do
 end
 
 gem "bcrypt", "~> 3.1"
-gem "aws-sdk-s3", "~> 1.199"  # For S3 versioning support
+gem "aws-sdk-s3", "~> 1.200"  # For S3 versioning support
 gem "aws-sdk-secretsmanager"
 gem "aws-sdk-lambda"
 gem "aws-sigv4"
diff --git a/Gemfile.lock b/Gemfile.lock
index 7d55f8d7..27f0f394 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -82,7 +82,7 @@ GEM
       public_suffix (>= 2.0.2, < 7.0)
     ast (2.4.3)
     aws-eventstream (1.4.0)
-    aws-partitions (1.1172.0)
+    aws-partitions (1.1173.0)
     aws-sdk-core (3.233.0)
       aws-eventstream (~> 1, >= 1.3.0)
       aws-partitions (~> 1, >= 1.992.0)
@@ -97,7 +97,7 @@ GEM
     aws-sdk-lambda (1.161.0)
       aws-sdk-core (~> 3, >= 3.231.0)
       aws-sigv4 (~> 1.5)
-    aws-sdk-s3 (1.199.1)
+    aws-sdk-s3 (1.200.0)
       aws-sdk-core (~> 3, >= 3.231.0)
       aws-sdk-kms (~> 1)
       aws-sigv4 (~> 1.5)
@@ -314,7 +314,7 @@ GEM
     puma (7.0.4)
       nio4r (~> 2.0)
     racc (1.8.1)
-    rack (3.2.2)
+    rack (3.2.3)
     rack-session (2.1.1)
       base64 (>= 0.1.0)
       rack (>= 3.0.0)
@@ -419,7 +419,7 @@ GEM
       rbs (>= 3, < 5)
     ruby-progressbar (1.13.0)
     ruby2_keywords (0.0.5)
-    rubyzip (3.1.1)
+    rubyzip (3.2.0)
     securerandom (0.4.1)
     selenium-webdriver (4.36.0)
       base64 (~> 0.2)
@@ -520,7 +520,7 @@ PLATFORMS
 DEPENDENCIES
   activerecord-session_store
   aws-sdk-lambda
-  aws-sdk-s3 (~> 1.199)
+  aws-sdk-s3 (~> 1.200)
   aws-sdk-secretsmanager
   aws-sdk-ses
   aws-sigv4
diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index 7c807e90..4ec78bcb 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -1,4 +1,7 @@
 module ApplicationHelper
+  include ActionView::Helpers::AssetUrlHelper
+  include ActionView::Helpers::AssetTagHelper
+
   def document_source(source)
     return {text: "", url: nil} unless source
 
@@ -38,4 +41,14 @@ def safe_url(url)
   rescue URI::InvalidURIError
     nil
   end
+
+  def mailer_image_url(image)
+    mailer_config = Rails.configuration.action_mailer[:default_url_options]
+    path = image_path(image)
+    if mailer_config[:port]
+      "https://#{mailer_config[:host]}:#{mailer_config[:port]}#{path}"
+    else
+      "https://#{mailer_config[:host]}#{path}"
+    end
+  end
 end
diff --git a/app/mailers/application_mailer.rb b/app/mailers/application_mailer.rb
index f10975c1..a59b673b 100644
--- a/app/mailers/application_mailer.rb
+++ b/app/mailers/application_mailer.rb
@@ -1,9 +1,10 @@
 class ApplicationMailer < Devise::Mailer
   layout "mailer"
+  helper :application
 
   def new_account_instructions(record, token)
     @token = token
     @resource = record
-    mail(to: @resource.email, subject: "Welcome! Set up your account", template_path: "users/mailer")
+    mail(to: @resource.email, subject: "Welcome to the Code for America PDF Accessibility App! Set up your account", template_path: "users/mailer")
   end
 end
diff --git a/app/views/layouts/mailer.html.erb b/app/views/layouts/mailer.html.erb
index d1ba3f75..333e2271 100644
--- a/app/views/layouts/mailer.html.erb
+++ b/app/views/layouts/mailer.html.erb
@@ -22,12 +22,19 @@
             border-radius: 5px;
         }
 
-        #header {
+        #header,
+        #footer {
             width: 100%;
             margin-bottom: 32px;
             text-align: center;
         }
 
+        #footer {
+            font-size: 12px;
+            color: #6b7280 !important;
+            margin-bottom: 0;
+        }
+
         #header img {
             width: 120px;
             display: block;
@@ -43,6 +50,7 @@
         #message-body {
             font-size: 14px;
             line-height: 1.5;
+            margin-bottom: 32px;
         }
 
         a {
@@ -59,12 +67,13 @@
     <div id="wrapper">
       <div id="wrapper-inner">
         <div id="header">
-          <img src="https://demo.codeforamerica.ai/assets/logo-81b734de.png" alt="The Code for America Logo"/>
-          <h1>Website PDF Accessibility Checker</h1>
+          <img src="<%= mailer_image_url("logo.png") %>" alt="Code for America Logo" />
+          <h1>Code for America PDF Accessibility App</h1>
         </div>
         <div id="message-body">
           <%= yield %>
         </div>
+        <div id="footer">Code for America, 2323 Broadway, Oakland, California 94612, USA</div>
       </div>
     </div>
   </body>
diff --git a/config/locales/devise.en.yml b/config/locales/devise.en.yml
index 260e1c4b..8ee08d7b 100644
--- a/config/locales/devise.en.yml
+++ b/config/locales/devise.en.yml
@@ -20,7 +20,7 @@ en:
       confirmation_instructions:
         subject: "Confirmation instructions"
       reset_password_instructions:
-        subject: "Reset password instructions"
+        subject: "Code for America PDF Accessibility App reset password instructions"
       unlock_instructions:
         subject: "Unlock instructions"
       email_changed: