In 1973, the elected position of President was renamed “Chair of the Board”
Years | Name | Company |
| 2022-2023 | M. Robinson | Robinson Supply |
| 2021- 2022 | B. Hooper | Uponor |
| 2020-2021 | G. Kaufman | Wolseley Canada |
| 2019-2020 | A. Dyck | Barclay Sales Ltd. |
| 2018-2019 | A. Taylor | Taylor Pipe Supports |
| 2017-2018 | J. Senese | Deschênes Group Inc. |
| 2016-2017 | B. Palamar | Weil-McLain Canada Sales Inc. |
| 2015-2016 | S. Smith | Noble Corporation |
| 2014-2015 | P. McDonald | Bradford White Canada |
| 2013-2014 | R. Whitty | Bartle & Gibson |
| 2012-2013 | J. Hammill | Moen Inc. |
| 2011-2012 | K. Fullan | Flocor |
| 2010-2011 | R. Morgan | IPEX Inc. |
| 2009-2010 | Mr. Deschênes | Deschênes Group Inc. |
| 2008-2009 | C. Sergeant | NCI Marketing Inc. |
| 2007-2008 | B. Raycroft | Bardon Supplies Ltd. |
| 2006-2007 | K. Webster | Viessmann Manufacturing Company Inc. |
| 2005-2006 | R. Elliott | McKeough Supply Inc. |
| 2004-2005 | M. Dennis | Moen Inc. |
| 2003-2004 | R. Robinson | B.A. Robinson Co. Ltd. |
| 2002-2003 | C. de Jong | Kindred Industries |
| 2001-2002 | R. Fantham | Emco Ltd. Distribution |
| 2000-2001 | J.J. Wareham | Usines Giant Factories |
| 1999-2000 | JE Keon | Niagara Plumbing Supply Co. Ltd. |
| 1998-1999 | FJ Sullivan | Wolverine Tube (Canada) Inc. |
| 1997-1998 | W.G. Becker | M.P.H. Plumbing Ltd. |
| 1996-1997 | RJ Thompson | GSW Inc. |
| 1995-1996 | R. McHattie | Weil-McLain |
| 1994-1995 | PJ Verheuvel | Eddy Group |
| 1993-1994 | G.D. Thompson | United Westburne |
| 1992-1993 | L.H. Kerr | Wolverine Tube |
| 1991-1992 | A. A little | Nelco Inc. |
| 1990-1991 | C. Hagedorn | Ancon International |
| 1989-1990 | J. Deschenes | Deschênes et Fils Ltêe |
| 1988-1989 | R.A. Stevens | GSW Inc. |
| 1987-1988 | G.Y. Demers | Westburne |
| 1986-1987 | S.J. Pellegrini | Victaulic Co. of Canada |
| 1985-1986 | G.A. Kelly | Crane Canada Inc. |
| 1984-1985 | B.T. Currie | Waltec Inc. |
| 1983-1984 | J.A. Paterson | Triangle Plumbing & Heating |
| 1982-1983 | E.R. Hardison | Moldex Limited |
| 1981-1982 | JL Thompson | Westburne Central Supply |
| 1980-1981 | L.A. Furlong | Waterline Products Ltd. |
| 1979-1980 | J.M. Stevens | Pumps & Softeners |
| 1978-1979 | G.T. Urquhart | Sumner Co. Ltd. |
| 1977-1978 | R.S. MacLean | Emco Limited |
| 1976-1977 | W.A. Farnell | John Wood (GSW Inc.) |
| 1975-1976 | J. Alexander | Western Supplies |
| 1974-1975 | D.J. Hackett | Wolverine Div. UOP |
| 1973-1974 | L. Cornez | Westburne |
| 1972-1973 | D.F. O'Neil | American-Standard |
| 1971-1972 | R.S. Reade | Crane Canada Inc. |
| 1970-1971 | P.J. Ivey | Emco Limited |
| 1969-1970 | A.G. Fleming | Triangle Plumbing |
| 1967-1969 | D.F. Cornish | Anaconda |
| 1965-1967 | W.A. Graham | Western Supplies |
| 1964-1965 | J.A. Burgess | Wallaceburg Brass |
| 1961-1963 | C.N. Chapman | Emco Limited |
| 1959-1961 | J.S. Corrigan | General Steel Wares (GSW Inc.) |
| 1957-1959 | D.S. Munro | Jamieson Dansereau Ltd. |
| 1955-1957 | D.G. Willmot | Anthes Imperial Co. Ltd. |
| 1954-1955 | R. DeSerres | Omer DeSerres Ltée |
| 1952-1954 | G.W. Parker | Mueller Limited |
| 1951-1952 | D.J. Gunn | Monarch Brass Co. Ltd. |
| 1950-1951 | J.H. McIlroy | General Steel Wares (GSW Inc.) |
| 1949-1950 | J.H. Stevens | Empire Brass Mfg. Co. (Emco) |
| 1947-1949 | J.L. Demers | JL Demers Limited |
| 1946-1947 | W.C. Hodgson | Crane Limited |
| 1944-1946 | R.V. Millar | Pease Foundry Limited |
| 1943-1944 | G.E. Fisher | Canadian Brass Mfg. Co. |
| 1940-1943 | G.C. Crawford | Standard Sanitary Mfg. Co. Ltd. (American Standard) |
| 1939-1940 | F.D. MacNaughton | Crane Limited |
| 1937-1939 | C.H. Ivey | Empire Brass Mfg. Co. Ltd (Emco) |
| 1935-1937 | T. Robertson | Thomas Robertson & Co. Ltd. |
| 1933-1935 | I.R. Leger | The James Robertson Co. Ltd. |