+ − Upcoming Hearings (4)
January 28, 2026 at 9:00am CST
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Committee:Professional Registration and Licensing
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January 26, 2026 at 12:00pm CST
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Committee:Conservation and Natural Resources
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January 28, 2026 at 12:00pm CST
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Committee:Elementary and Secondary Education
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January 27, 2026 at 8:00am CST
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Committee:Economic Development
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+ − Contact Information
Email Address: derek.grier@house.mo.gov
Phone: (573) 751-9765
Office Address:
201 West Capitol Avenue
Room 408-A
Jefferson City, MO
+ − Biography
Rep. Derek Grier, a Republican, represents St. Louis County (parts of Chesterfield, Ballwin, Winchester, and Town and Country). He was elected to his first two-year term in November 2016.
In addition to his legislative responsibilities, Rep. Grier owns and operates a small business in the St. Louis region, Grier Realty Group, which focused on commercial and residential brokerage, property management and consulting. He has been an active member of numerous business organizations, including the Chamber of Commerce, Progress 64 West, and the Urban Land Institute. Rep. Grier holds a Broker’s license with the Missouri Real Estate Commission, is a member of the St. Louis Realtors Association, and has a B.A. in business administration from Principia College.
Rep. Grier has lived in and around the 100th District for most of his life and currently resides in the district with his wife, Ashley. He is the proud father of two boys, Jack and Logan.