[1] George David Hancock was born in the village of Uley in Gloucestershire, England.
Walter Hancock attended Syracuse University where he graduated with a degree in architecture in 1889.
[2] [3] After a fire destroyed much of Downtown Fargo in 1893, George and Walter designed around half of the replacement buildings.
The firm of Hancock Brothers to also operated open a branch office at Bozeman, Montana.
[4] [5] [3] Many of their works are listed on the U.S. National Register of Historic Places, with credit individually or as Hancock Brothers or variations.