Roofer Reflections
Hear from pros in all areas of the industry as they discuss what drew them to roofing, tips and tricks, trends, and more!


Tatsuya Nakagawa is the Co-Founder and CEO of Castagra Products, a manufacturer of high performance, eco-friendly roof coating and repair products. Castagra helps contractors and commercial property owners solve difficult roofing challenges. Castagra's Ecodur Roof Coatings were voted top "Greenvention" by the entrepreneur reality show Dragon's Den.
Tats is also the host of the popular Roofer Reflections series, find all the latest episodes on YouTube.

Over the past 20 years, Tats has launched hundreds of products and services, co-authored Overcoming Inventoritis: The Silent Killer of Innovation (Forward by Steve Wozniak, co-founder of Apple), spoken to a variety of industry groups including: Chartered Accounts of Canada, Canadian Bar Association, The American Chamber of Commerce and The International Internet Marketing Association, written articles for Fast Company, Construction Today and Industry Week and been quoted on CBS News, Global TV, CBC and in The Globe and Mail and BC Business.

Castagra is one of, if not the leading green roof coatings company in the world, with its management having pioneered a VOC-free veggie-plastic protective coating formulation some 25 years ago, long before the mainstream clamor for coatings that do no harm to people and the environment.

Welcome to Roofer Reflections – a brand new series from Castagra that puts roofing professionals in the spotlight.
Hosted by Castagra’s CEO, Tats Nakagawa, this series focuses on the men and women in the roofing industry and their stories. You’ll hear from roofing professionals in all areas of the industry, from CEOs to Project Managers to Marketing Specialists, as they discuss what drew them to the industry, tips and tricks, current trends, and answer all your roofing questions!