Your trusted mortgage software


Founded in 1999, Mortgage Builder® is headquartered in Southfield, Michigan and provides industry-leading loan origination software (LOS) to mortgage banks, community banks, credit unions, and other financial institutions for more than 15 years.

Mortgage Builder has consistently been recognized as one of the industry’s Top 50 Service Providers by Mortgage Technology Magazine and twice was named the winner of the magazine’s Help Desk Award for outstanding customer service. Mortgage Professional America named Mortgage Builder employees to their “Elite Women in Mortgage” list in 2014 and 2015.

Mortgage Builder is part of the Constellation Real Estate Group which operates a diverse portfolio of leading technology brands in the real estate and mortgage industries.