Past Leaders of the Union

Presidents/National Chairmen:
1957 – 1958 Mr. Ignatius Mkok (interim)	1958 – 1960 Mr. Samuel Ayany (1st elected)
1960 – 1962 Mr. Joab O. Ochieng	1962 – 1965 Mr. J. Wambugu
1965 – 1966 Mr. Job Rob	1966 – 1967 (Acting) 1967 - 1986 Mr. David Mulindi
1986 – 2003 Mr. John Katumanga	2003 - Aug 2007 Mr. Joseph Chirchir
Secretary Generals:
1957 – 1958 Mr. Stephen Joseph Kioni (interim)	1958 – 1960 Mr. Stephen Joseph Kioni (1st elected)
1960 – 1961 Mr. J. K. Njoroge (Acted while Mr. Kioni Was in USA)	1961 – 1969 Mr. Stephen Kioni
1969 – 1970 Mr. J. E. Nyoka (Acting)	1970 – 2001 Mr. Ambrose Adeya Adongo
Francis Ng'ang'a
National Treasurers:
1958 – 1961 Mr. Martin L. Agik	1961 – 1962 Mr. J. D. Ochieng (also President)
1962 – 1963 Mr. Seth Lugonzo	1963 – 1964 Mr. Andrew Onyango Audi
1964 – 1965 Mr. Seth Lugonzo	1965 – Sept 1965 Mr. Andrew Onyango Audi
1965 – 1968 Mr. Paul Mweru	1968 – 1980 Mr. Isaac Nzioka
1980 – 1999 Mr. John Bosco Mboga	1999 - 2005 Mr. Peter Muli Mutulu