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Effective January 1, 2018, Marks Thomas merged with Moseley Architects. Marks Thomas is recognized for providing planning, architecture, interior design, and sustainability services to clients along the east coast. Focusing on senior living, multi-family housing, education, and historic preservation markets, the firm was ranked 11th among the top 25 architecture firms by the Baltimore Business Journal.

Marks Thomas Questions

The Marks Thomas annual revenue was $12.6 million in 2026.

Marks Thomas is based in Baltimore, Maryland.

The NAICS codes for Marks Thomas are [5413, 541, 54].

The SIC codes for Marks Thomas are [87, 8712, 871].

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