Photo Of The Custom Home Builders - 20th Century Construction


20th Century Construction—A family-owned and operated business. Since 1981, 20th Century has been building quality homes that withstand the test of time. Our philosophy is to treat our clients as though they are part of our family and build their home the same way we would build a family member's home. 

Having built thousands of homes across Northeast Ohio over the past 35 years, we have the experience to help guide you through the exciting home building process. 


Thomas M Riebe

Tom is a graduate of John Carroll University. He has more than 40 years’ experience in real estate.  In 1976, he co-founded 20th Century Realty, Inc. and is the broker. In 1981, he started 20th Century Construction Co. With his extensive real estate and development experience, he primarily focuses on strategic vision for commercial and residential construction and land acquisition for development in Ohio and Florida. Throughout the years, he has served on various boards and committees, and has been involved in his community, most notably donating St. Gabriel’s Church parish rectory and Lake County YMCA Dream House lot in Summerwood. He has received many awards and honors including Builder/Architect Magazine’s Builder of the Month and Cleveland Choice Awards Best Permanent Entry sign for the Summerwood development.

Doreen M. Riebe

Doreen is a graduate of Cleveland State University. Along with Tom, she co-founded 20th Century Realty, Inc. in 1976 and 20th Century Construction Co. in 1981. She has 35+ years experience.

Having been closely involved with clients in the construction of more than 1,000 new homes, she works with clients throughout the building process; to help them make their selections, answer any questions, and even offer suggestions or advice throughout the process. And, if clients have a home to sell, Doreen will work with them to list it and get it sold, ensuring a smooth transition into their new home.

Chris Mulchin

Chris is also Tom and Doreen's son-in-law. He joined 20th Century Construction  in 1996. He has a B.S.B.A in Finance from John Carroll University.

Chris holds a real estate license and has managed new home and construction for almost 20 years. He is currently managing the commercial construction division - sourcing new commercial projects and is responsible for the field management of current projects. He also assesses land acquisition opportunities for development.


Jeffery Smul

Jeff is Tom and Doreen's son-in-law. He joined 20th Century Construction in 2000. He has a B.S.B.A from University of Wisconsin-Milwaukee and is a Certified Public Accountant.

He works with clients throughout the sales and construction process on the initial house design, making sure each home is tailored to a client’s wants and needs and fits within their allotted budget. He also is a commercial construction manager and negotiates leases for commercial space.

Allison Riebe Moore

Allison is Tom and Doreen's daughter. She has a B.S.B.A in Management with a concentration in leadership and Marketing and has more than twelve years of marketing experience.

Allison directs  marketing initiatives for the company. In addition, she works with customers during the building process and sources new business opportunities.