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Excellence in underground engineering since 1970. Specialties: storm drains, water, sewer, fire protection, natural gas, excavations and more.

Explore Company

Premium underground electrical systems that keep communities running. Specialties: public utilities, telecom, joint trenching, security and more.

Explore Company

Excellence in underground engineering since 1970. Specialties: storm drains, water, sewer, fire protection, natural gas, excavations and more.

Explore Company

Quality. Integrity. Service.

The Preston Companies bring extensive expertise and hands-on partnership to complex projects. Our services include excavating and installing underground wet and dry utilities, soils testing and management, and fill site management.

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Article September 13, 2021

Preston’s Ron Bianchini Elected United Contractors President-Elect

Preston Companies Vice President and Chief Operating Officer Ron Bianchini has been elected to the United Contractors (UCON) Board of Directors as President-Elect beginning in 2022. Bianchini will work with fellow board members to develop and implement policy of the Association, analyze the state of the industry, and initiate projects which help to increase the competitiveness of its members.

Bianchini joined Preston Companies in 2009 as Area Manager and was promoted to Chief Operating Officer in 2012. He has served on the UCON Board of Directors since 2020. In addition to his work with UCON, Bianchini has served on the California Underground Facilities Safe Excavation Board since 2017.

“It’s a true honor to be elected President and to work alongside this inspirational and well-rounded group of leaders,” commented Ron Bianchini. “We are relentlessly committed to serving the needs of the industry and our members while building the next generation of industry leaders.”

UCON is a California construction trade association representing heavy civil engineering contractors across the state. UCON is a member-driven organization that protects, educates, and empowers California’s union contractors with labor relations and political advocacy, HR support, safety & regulatory services, professional & leadership development, and industry networking. Its mission is to empower, advocate for, and support California’s union contractors.

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