1847
Henry Dutton opens a law practice at 153 Church Street in New Haven.
1857
Henry Dutton forms Dutton and Watrous with George Henry Watrous.
1885
George D. Watrous, son of George Henry Watrous and grandson of Henry Dutton, forms Townsend and Watrous with William Kneeland Townsend
1892
William Townsend becomes federal district judge for Connecticut.
Edward G. Buckland forms Watrous and Buckland with George Watrous.
1897
H. Meade Alcorn, Sr. begins practicing law in Hartford.
1899
Watrous and Day formed.
1921
Watrous, Day, Hewitt, Steele and Sheldon formed.
1924
Watrous, Hewitt, Sheldon and Gumbart formed.
Howard Alcorn joins his father's firm.
1928
Firm moves to 205 Church Street, New Haven.
1933
Watrous, Hewitt, Gumbart and Corbin formed.
Hugh Meade Alcorn, Jr. joins Howard in father's firm.
1938
Mary E. Manchester becomes firm's first female partner.
1940
Hartford firm becomes Alcorn, Bakewell and Alcorn.
1945
New Haven firm becomes Gumbart, Corbin, Tyler and Cooper.
1955
Hartford firm becomes Alcorn, Bakewell and Smith.
1963
Hartford firm of Alcorn, Bakewell and Smith became the first tenants of the Phoenix Mutual Building in Hartford.
1967
New Haven firm becomes Tyler, Cooper, Grant, Bowerman & Keefe.
1978
Firm opened Stamford Office at Landmark Square.
1983
Tyler, Cooper, Grant, Bowerman & Keefe of New Haven merge with Alcorn, Bakewell & Smith of Hartford to become Tyler Cooper & Alcorn, LLP.
1984
Firm relocates Hartford office to CityPlace I.
1996
Firm opens office in Madison.
2005
Firm adopts brand name of Tyler Cooper.
2006
Firm opens office in New York City.
2007
Firm moves New Haven office to 555 Long Wharf Drive, New Haven.