About W.O. Danielson Construction

Building Excellence in Colorado. For over a half century.

W.O. Danielson Construction Company, Ltd. has been serving the Denver, Boulder, Colorado Springs and neighboring Front Range communities  with full Construction Management and General Contracting Services for over 55 years.

The Principals of W.O. Danielson

Our Founder: "W.O" Bill Danielson

Bill Danielson founded the W.O. Danielson Construction Company in 1961.

In 1970 W.O. Danielson Construction was incorporated into W.O. Danielson Construction Company, Ltd.

Thomas D. Dillavou

Tom Dillavou joined Bill as an Estimator in 1978 upon his graduation from Iowa State University with a degree in Construction Management.  In 1980 Tom became a Project Manager:  a new concept at that time.

In 1983 Tom became Bill’s partner and was named President, with Bill as CEO. When Bill retired in May 2008, Tom assumed the position of CEO and continued as President.

Even as CEO, Tom continues to perform as Chief Estimator and Project Manager.

Tim Dillavou

Tim joined Danielson Construction in 1981 as a Superintendent with a degree in Construction Engineering from Iowa State University. In 1993 he became a Project Manager, and was named Vice President in 1994.

Since 1996, Tim has also performed as Danielson’s Safety Officer, and continues to perform as Project Manager.

Contact W.O. Danielson Construction

For new construction, renovation, additions or restoration reconstruction

We look forward to answering your questions regarding ...

  • Pre-Construction
  • Construction Management
  • General Contracting Services
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W.O. Danielson Construction Company, Ltd.
2970 South Fox Street
Englewood, CO 80110

Phone:  (303) 788-1500

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