The law firm of Aspelmeier, Fisch, Power, Engberg & Helling, P.L.C., began in 1877 when John J. Seerley began his practice in Burlington, Iowa. That practice developed over the Nineteenth, Twentieth, and Twenty First Centuries, being known by the following names:
John J. Seerley (1877-1884)
Seerley & Clark (1884-1928)
Seerley, Clark & Hale (1928-1935)
Clark, Hale & Plock (1935-1938)
Clark, Pryor, Hale & Plock (1938-1948)
Clark, Pryor, Hale, Plock & Riley (1948-1952)
Pryor, Hale, Plock, Riley & Jones (1952-1959)
Pryor, Riley, Jones & Walsh (1959-1976)
Pryor, Riley, Jones & Aspelmeier (1976-1985)
Aspelmeier, Fisch, Power, Warner & Engberg (1985-2001)
The firm became known by its current name in 2001.