Sully-Miller Contracting Co.

Part of Colas USA, Sully-Miller Contracting Company is one of the premier road and highway contractors, rail & intermodal, seaport, airport, federal/military and specialty contractors in Southern California.

You will not find a more integrated and versatile general contractor in the region. With an emphasis on Project Management, Sully-Miller self-performs over 50 percent of the work on all contracts. 

Sully-Miller Contracting is a highly capable partner, taking the reins of standard and complex civil projects by providing the following services:

  • Procurement of raw materials and construction

  • Project completion, ongoing operation and maintenance

Sully-Miller Companies consist of Sully-Miller Contracting, United Rock and Blue Diamond Materials.  Each company supports the other. Blue Diamond Materials provides the hot mix asphalt manufacturing, United Rock – the aggregate and Sully-Miller Contracting executes the projects.  Accessibility to extensive resources and capabilities, enable Sully-Miller Contracting to handle a broad spectrum of projects.


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  • Deferred maintenance on state hwys?: $59B On local streets and roads?: $78B Seeing #caleg #FixCARoads : Priceless #TranspoTues   3 May
  • Price of bad roads: $752 per driver, annually Price of inaction: 16,800 Jobs #caleg fixing roads: Priceless #FixCARoads #TranspoTues   3 May
  • Sully-Miller is participating in the Tour of Long Beach May 14, 2016, the bike ride benefits the pediatric cancer...   2 May

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  • Sully-Miller Contracting Company Sponsors Tour of Long Beach May 14, 2016

  • Run or Walk with the Sully Miller Group at the 2015 Brea 8K Classic

  • Sully-Miller Helps the Homeless on Skid Row

  • Again, Sully-Miller Contracting Company is the "B.E.S.T" in 2014


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Corporate Office 135 S. State College Blvd., # 400 Brea, CA, 92821 Tel: 714-578-9600 Fax: 714-578-2850

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