Spencer Mason

Chief Operating Officer

Spencer Mason is the Chief Operating Officer of David Mason + Associates, where he oversees firmwide operations and provides strategic leadership across its professional services. His role includes business development, operations, and team leadership, with a focus on performance, reliability, and safety.

Spencer joined DMA in 2013 expanded the firm’s Pipe Services Division while extending its Midwest footprint. He brings a disciplined, collaborative approach to leadership and continues to strengthen DMA’s operational excellence.

Spencer is actively engaged in the St. Louis community and serves on multiple civic and nonprofit boards, including the Cal Ripken Sr. Foundation, the Barnes‑Jewish Hospital Children’s Foundation, and the Midwest BankCentre Central Region Advisory Board. He is a former President of the American Association of Blacks in Energy (AABE). He and his wife, Jenae, have two children.