Benjamin C. Thompson was an American architect. He was one of eight architects who founded The Architects Collaborative (TAC) in 1945 in Cambridge, Massachusetts, one of the most notable firms in post-war modernism, and then started his own firm, Benjamin Thompson and Associates (BTA), in 1967.

The Architects Collaborative (TAC) was an American architectural firm formed by eight architects that operated between 1945 and 1995 in Cambridge, Massachusetts. The founding members were Norman C. Fletcher (1917–2007), Jean B. Fletcher (1915–1965), John C. Harkness (1916–2016), Sarah P. Harkness (1914–2013), Robert S. McMillan (1916–2001), Louis A. McMillen (1916–1998), Benjamin C. Thompson (1918–2002), and Walter Gropius (1883–1969). TAC created many successful projects, and was well respected for its broad range of designs, being considered one of the most notable firms in post-war modernism.