Entrepreneurs Donald Duncan, his son Robert Duncan and Harry Barr established Duncan Aviation in 1956. When their hometown bank in Clarinda came on the market 20 years later, they invested their funds into a new venture in the banking industry.

Farmers Savings Bank in Fremont is purchased

Nodaway Valley National Bank is acquired; Humboldt Trust & Savings Bank is purchased

Citizens State Bank office building opens in Villisca 

Charter of Farmers Savings Bank moves to Oskaloosa 

New Farmers Savings Bank building opens in Oskaloosa, later renamed Bank Iowa

Bank Altoona opens, new building is completed in 1995

First National Bank of Essex is purchased

First National Bank of Essex moves charter to Red Oak 

National Bank of Iowa in Denison is purchased, later renamed Bank Iowa

First National Bank of Red Oak opens new facility; Security Trust & Savings Bank in Shenandoah is purchased; Essex, Red Oak and Shenandoah banks are renamed Bank Iowa

U.S. Bank location in Red Oak is purchased 

Farmers State Bank in Schleswig is purchased

Bank Iowa Newton opens new facility; holding company moves offices to Des Moines 

Humboldt Trust and Savings Bank is renamed Bank Iowa; Panhandle Aviation, Inc is renamed Bank Iowa Corporation

Bank Iowa Red Oak opens new facility in Shenandoah

Bank Iowa West Des Moines and Bank Iowa Corporation move into new facility in West Des Moines 

Bank Iowa expands it’s central Iowa footprint by opening a new facility in Johnston

State Bank of Lawler is purchased; Bank Iowa joins the Lawler, New Hampton, Fredericksburg and Waucoma communities with the acquisition

Charters are consolidated

Long-time CEO Stan Honken and EVP Gary Beggs retire; Jim Plagge is hired as President and CEO; John Hartford is promoted to EVP and CLO 

Facility in Manilla is remodeled 

Bank Iowa Lawler moves into brand new location

Core upgrade to D+H Phoenix is completed in May; loan production office opens in Pella. 

Bank Iowa Pella moves into new facility; Consolidation of three corporate and administration offices into one location at Bank Iowa Corporate in  West Des Moines

Bank Iowa acquires First State Bank of Colfax and renames it Bank Iowa

Bank Iowa builds a new location in Clarinda and donates their previous office to the City of Clarinda

Johnston office moves to newly constructed location

Bank Iowa opens new location in Clear Lake to serve the Clear Lake and Mason City communities