1911 I.W. (Jerry) Church begins law practice in Great Falls, MT (deceased 1972)
1918 George Harris begins law practice in Great Falls (deceased 1973)
1943 Church and Harris join to form Law firm of Church and Harris
1946 Bjarne Johnson (deceased 2007) and Carter Williams (deceased 2013) form partnership of Johnson & Williams in Great Falls
1949 Bjarne Johnson and Carter Williams merge with I.W. Church and George Harris to form partnership of Church, Harris, Johnson & Williams
1951 Bill Reid joins firm (deceased 2005)
1955 Charles Lovell joins firm
Dale Forbes joins firm (deceased 2014)
1958 Sandy McCracken joins firm (deceased 2008)
1963 Milt Wordal joins firm (deceased 2005)
1969 Don LaBar joins firm (retired 2003)
1972 Robert Goff joins firm (deceased 1999)
1973 Bjarne Johnson becomes president of ACTEC (American College of Trust and Estate Counsel)
1974 W. Bjarne Johnson joins firm
1978 Greg Schwandt joins firm (retired 2019)
1982 Jeannie Young joins firm
1985 Charles Lovell appointed United States District Judge
Steve Johnson joins firm
Marge Johnson joins firm
1987 Ron Nelson joins firm
1992 Firm incorporates; becomes known as Church, Harris, Johnson & Williams, P.C.
1993 Marge Johnson elected District Court Judge
1994 Bob Goff elected District Court Judge
2004 Karen Reiff joins firm
2008 W. Bjarne Johnson becomes President of ACTEC
2008 Mike Talia joins firm (re-joins 2022 - Helena Office)
2009 Hanna Warhank joins firm (re-joins 2015 - Helena Office)
2012 Rachel Taylor joins firm
2014 Eric Biehl joins firm
2017 Marin Keyes joins firm
2018 Amber Stenson joins firm
Ed Eck joins firm (Of Counsel)
2019 Grant Kelly joins firm