History – Hamilton Construction Company

Our History

1939

Harry I. Hamilton started Hamilton Construction Co. in Springfield, Oregon.

1942

Harry hired his first business partner and purchased the company’s first crane.

1943

Hamilton Construction Co. embarked on a long and active membership with the Associated General Contractors (AGC) and Harry became president of the Portland Chapter in 1954.

1949

Hamilton Construction Co. hired their first engineer, Bill Peckham.

1970

1970s

Hamilton Construction Co. began partnering with owners in the design and construction of infrastructure projects – a forerunner to today’s alternative delivery methods.

In the 1970s, Hamilton installed more than 450 bridges throughout Alaska.

1974

Bill Peckham became president of Hamilton Construction Co. when Harry Hamilton retired in 1974.

1979

Scott Williams was hired. He began as a project superintendent and was promoted to project manager, and then estimator.

1980

1980s

Hamilton Construction Co.’s design-build experience included partnering with owners to design and replace dozens of bridges damaged or destroyed by the 1980 Mt. St. Helen’s eruption.

1998

Con O’Connor was hired as a project engineer.

1999

Hamilton Construction Co. became Oregon Department of Transportation’s (ODOT) first design-build contractor.

2000

Scott Williams became president of Hamilton Construction Co.

2006

With an increased volume of railroad work, Hamilton created the Hamilton Rail Division.

2009

Hamilton Construction Co. became ODOT’s first CM/GC contractor with a multi-award-winning CM/GC project.

2013

Hamilton Construction Co. Alaska became the Alaska Department of Transportation & Public Facilities’ first CM/GC contractor with an award winning project.

Hamilton Construction Co. became the Bend Parks and Recreation’s first heavy civil CM/GC contractor with an award-winning project

2019

Scott Williams became Hamilton’s first chairman and Con O’Connor was appointed president.

2021

Today

Con O’Connor leads Hamilton Construction Co. from the corporate headquarters in Coburg, Oregon.

1940s: Hamilton crew

1940s: Crane

1970s: Hamilton bridges – Alaska

1990s: First ODOT Design-Build contractor

2009: First ODOT CM/GC contractor. Multi-awardwinning
CM/GC bridge replacement project.

2010: award-winning Design-Build bridge replacement
project

2017: award-winning ABC slide-in-bridge replacement
project

I-5 Rose Quarter Improvements Project