He is best known for his pioneering jazz electric organ recordings and for his tenure with the Tympany Five, the backing group for Louis Jordan.

[1] Davis first worked as a pianist in Chicago with Louis Jordan and his band Tympany Five, whom he played with regularly from 1945 through 1949.

[citation needed] After leaving Jordan and the Tympany Five, Davis pursued a career as an solo organist in 1950.

[1] Some musicians he did record with include saxophonists Frank Morgan (1955), Arnett Cobb (1959), and Johnny Hodges (1961, 1963–66); and singer Ella Fitzgerald (1963).

[citation needed] In 1983 Davis recorded with French jazz saxophonist Guy Lafitte in 1983.

[1] With Ray Brown / Milt Jackson With Billy Butler With Arnett Cobb With Gene "Mighty Flea" Conners With Eddie "Lockjaw" Davis With Duke Ellington With Ella Fitzgerald With Johnny Hodges With Frank Morgan With Floyd Smith With Sonny Stitt