Stephanie Hartmann

Marketing Specialist

Stephanie is a seasoned insurance professional with 13 years of industry experience. She began her career on the carrier side, transitioned to the agency side, and built a strong foundation in account management before moving into commercial lines marketing. For the past four years, she has specialized in crafting competitive insurance solutions and building strong agency–carrier partnerships. Known for her attention to detail and collaborative approach, Stephanie is dedicated to driving growth and delivering results.

Outside of work, Stephanie enjoys spending time with her family — including her two children, born just 11 months apart when she was 36 — and embracing the busy, joy-filled life that comes with it.

Contact Stephanie
Direct (248) 519-1314
shartmann@ghbh.com