Paul Flatt Retirement Book After 37 years at HDR, Paul Flatt will be retiring. To honor his incredible career and show our appreciation, we’re putting together a retirement memory book filled with messages, stories, quotes, and photos from colleagues and friends.If you have a memory, kind words, or a fun photo to share, we’d like to include it. Please send your submissions by 4 p.m., Fri., Oct. 16, 2026. Email Message Name Upload Image(s) Maximum 3 files.15 MB limit.Allowed types: gif jpg png. Learn more about our Privacy Practices. Leave this field blank