| Research Ad-Hoc Committees | 1965 - 1969 | , served as chair | |
| Other Ad-Hoc Committees | 1970 - 1970 | ||
| C.J.M. Editorial Board (1949-1985) | 1959 - 1985 | ||
| Vice-Presidents | 1961 - 1965 | ||
| Research Committee | 1961 - 1969 | ||
| Committees on Grants | 1965 - 1966 | ||
| Board of Directors | 1965 - 1967 | ||
| Vice-Presidents | 1967 - 1969 | ||
| Presidents | 1969 - 1971 | ||
| Nominating Committee | 1969 - 1971 | , ex-officio | |
| Board of Directors | 1977 - 1979 | ||
| Canadian Mathematical Olympiad Committee | 1984 - 1986 |
