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2022-2024
WESTERN MECHANICAL (Barrie)
2018-2022
S&R MECHANICAL (Ottawa)
2016-2018
ANDERSON WEBB (Sarnia)
2014-2016
GIMCO LTD (Toronto)
2012-2014
LEKTER IND SERVICES (Windsor)
2010-2012
BLACK & MCDONALD (Ottawa)
2007-20010
ENERGY CONTROLS (Kichener)
2005-2007
ADELT MECHANICAL (Toronto)
2003-2005
COMSTOCK CANADA LTD. (Hamilton)
2001-2003
RF CONTRACTING (S.S. Marie)
1998-2001
SAYERS & ASSOCIATES (Toronto)
1996-1998
MARCOTTE MECHANICAL (Hamilton)
1994-1996
W.A. STEPHENSON MECH. CONTRS. LTD (Toronto)
1992-1994
TESC CONTRACTING (Sudbury)
1990-1992
ROBERT D. STEWART MERCH. CONTR. (Hamilton)
1988-1990
HALLER MECHANICAL CONTRACTORS INC. (Windsor)
1986-1988
BRADY & SEIDNER ASSOC. (Toronto)
1989-1986
McLEOD BROS. MECHANICAL INC. (S.S. Marie)
1882-1984
WATKINGS & CHATTERSON MECH. CONTRS. (Kitchener)
1980-1982
GEORGE HAMERS LTD. (12 West)
1979-1980
BURTON PLG. & HTG. (Thunder Bay)
1978-1979
ALDERSHOT INDUSTRIAL LTD. (Hamilton)
1977-1978
R.R. SEQUIN & SONS (Ottawa)
1973-1976
M. EMSIG & SON LTD. (Toronto)
1972-1973
SUTHERLAND & SCHULTZ LTD. (Kitchener)
1970-1972
K.A.E. INVESTMENTS LTD. (Sudbury)
BENNETT & WRIGHT (Kitchener)
1969-1970
ENGLISH & MOULD (Toronto)
1968-1969
CANADIAN COMSTOCK CO. LTD. (Ottawa)
1966-1968
5250 Solar Drive, Suite 201Mississauga, ON L4W 0G4
Phone: 905-629-0344Email: mcao@mcao.org
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