Learn More About WITA

About Sandra Daffer

Founder

Sandra Daffer is the owner of Hawaiian Built Roofing, a family-run roofing company based in Boise, Idaho, serving the Treasure Valley for over 20 years. She specializes in full roof system installations, energy-efficient upgrades, and solar roofing solutions.

Sandra is the founder of Women in Trades Alliance (WITA), where she brings together driven women in the trades to collaborate, grow, and build real businesses. She is passionate about raising the standard in the industry through education, accountability, and strong professional relationships.

About WITA

The Women in Trades Alliance was founded by women who know what it takes to build a thriving trade business. Our mission is to connect, support, and empower women who are passionate about their craft, their community, and lifting each other up. Through training in marketing, financial strategy, business development, and more, we give our members the tools they need to grow with confidence and dominate in what they do best.