Our Story

About Mortgage Builder

In 2019, Mortgage Builder was acquired by Constellation Mortgage Solutions who clearly outlined their goals of investing in our people, our technology, and most importantly, our customer relationships.

Our Parent

About Constellation

Constellation Software Inc. acquired Mortgage Builder because of our strong products and relationships. Our unique and well-built architecture for mid-market originators and servicing customers is complementary to the real estate businesses they’ve already acquired. We are part of their “buy and hold forever” strategy.

Part of the Success


Total Employees Worldwide


Customers in 100 Countries


Vertical Markets


Companies Acquired

$3.1 B

In Revenue


Operating Groups

The Present

How We’ve Changed

Mortgage Builder is now led by Stephen Ryczek whose mission is to facilitate more client communication and develop the Mortgage Builder platform solutions. With the guidance and support of Constellation, Mr. Ryczek has been positioned to grow MB with new offerings and partnerships. In 2021, MB will launch a new e-documents engine, documents management solution, and additional point of sale options.

Constellation provides a suite of market-leading technology solutions designed specifically for the real estate industry through its brands. Over 500,000 real estate professionals across North America rely on Constellation’s products and services to power, manage, and grow their businesses.

We are excited about the possibilities for other mortgage solutions and to complementary offerings to give to our customers.

Our Values

How We’ve Stayed the Same

Founded in 1999 and headquartered in Southfield, Michigan, Mortgage Builder has provided impactful, industry-leading loan origination software (LOS) to mortgage banks, community banks, credit unions, and other financial institutions for over two decades.

Mortgage Builder has consistently been recognized as one of the industry’s Top 50 Service Providers by Mortgage Technology Magazine and for outstanding customer service.

Our team of dedicated and experienced mortgage professionals are eager to deliver on our client-driven roadmap and many have been with us for over 10 years. We are energized to offer our Client Advisory Boards, Town Halls, and Customer Forums. We value the feedback of our customers and look forward to our continued partnership.

Big News!

We’re SOC 1, Type 2 Compliant

Mortgage Builder has been accredited by the American Institute of Certified Public Accountants and has been found to be AICPA SOC compliant.

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