Ontario, California 91761
Sierra Insulation Contractors was established in 1997 by Peter Dittemore. In November of 2015 Sierra joined the Installed Building Products (IBP) family of companies.
Sierra Insulation Contractors has focused on our customers needs since 1997. We strive to bring our customers value while keeping our ethical standards high. We know that our reputation reflects on our customer’s reputation.
Pete Dittemore, (past President and now General Manager) stays involved in organizations that make a difference in our industry. In 2007 Pete served as the President of the ICAA (Insulation Contractors of America) and was active on their Board of Directors from January 2003 until November 2015.
Over the years the company has built solid relationships with contractors working on such projects as, Regional shopping centers, Theaters, Major Distribution warehouses, Manufacturing Plants and other various types of commercial and industrial projects.