Development of HTML email templates for Mailchimp

Developed 3 professional HTML email templates for Mailchimp for Asbury Research (registered investment advisor, USA).
What was done:

Wrote clean responsive HTML code compatible with Gmail, Outlook 2010-2019, and mobile devices
Developed a corporate style based on the client's brand colors
Created 3 unique templates with different marketing approaches
Added clickable video thumbnails with a play button
Integrated a PDF fact sheet with a branded frame and a view button
Set up integrations with Calendly, YouTube, and Mailchimp personalization
Optimized file sizes to avoid clipping in Gmail
Conducted thorough testing on all email clients.