The workforce for the Canal was supplied by the Belbaltlag camp directorate (White Sea–Baltic Corrective Labor Camp Directorate, WSBC) of the OGPU GULAG.

P. F. Aleksandrov (П. Ф. Александров), acting chief of WSBC, January 16, 1932, full chief from March 28, 1932, to at least January 15, 1933
Matvei Berman, head of the Gulag during most of the 1930s, direct supervisor of Firin
Semyon Grigoryevich Firin (ru:Фирин, Семён Григорьевич), Chief of Construction, also mentioned in 1933 documents as chief of WSBC
Naftaly Frenkel, Chief of Works, November 16, 1931 to the end of construction.

Lazar Kogan, chief of the BBK Construction Directorate
Yakov Davidovich Rappoport (ru:Раппопорт, Яков Давидович), deputy chief of the BBK Construction Directorate
E.I. Senkevich (Э. И. Сенкевич), chief of WSBC, November 16, 1931 – January 16, 1932, also assistant chief of the BBK Construction Directorate
Genrikh Yagoda, Deputy Chairman of the OGPU, as well as Berman, Firin, Kogan, and Rappoport were awarded medals for the completion of the canal by the Politburo on July 15, 1933.
The workforce for the Canal was supplied by the Belbaltlag camp directorate (White Sea–Baltic Corrective Labor Camp Directorate, WSBC) of the OGPU GULAG.
P. F. Aleksandrov (П. Ф. Александров), acting chief of WSBC, January 16, 1932, full chief from March 28, 1932, to at least January 15, 1933
Matvei Berman, head of the Gulag during most of the 1930s, direct supervisor of Firin
Semyon Grigoryevich Firin (ru:Фирин, Семён Григорьевич), Chief of Construction, also mentioned in 1933 documents as chief of WSBC
Naftaly Frenkel, Chief of Works, November 16, 1931 to the end of construction.
Lazar Kogan, chief of the BBK Construction Directorate
Yakov Davidovich Rappoport (ru:Раппопорт, Яков Давидович), deputy chief of the BBK Construction Directorate
E.I. Senkevich (Э. И. Сенкевич), chief of WSBC, November 16, 1931 – January 16, 1932, also assistant chief of the BBK Construction Directorate
Genrikh Yagoda, Deputy Chairman of the OGPU, as well as Berman, Firin, Kogan, and Rappoport were awarded medals for the completion of the canal by the Politburo on July 15, 1933.
White Sea–Baltic Canal