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General Contractor in Ontario, California

General Contractor in Ontario

Connecting you to trusted general contractors nationwide.

General Contractor
California
Ontario

Find General Contractors in Ontario

Fullmer Construction

Founded in
1946
106
General Contractor
Work types include Tenant Improvements, Commercial & Industrial, Tilt-up, Business Park & Office, Medical Office Building, and Private Campus Construction, covering diverse building and renovation projects for various sectors.
$34.7M
Privately Held

Fullmer Construction, a trusted leader since 1946, excels in commercial, industrial, and specialized construction like LEED and solar. Known for integrity, quality, and value, it serves diverse industries with tailored, cost-effective solutions and strong client partnerships.

JESCO Construction, Inc.

Founded in
1941
215
General Contractor
$37.9M
Privately Held

JESCO Construction, a leading Southeast US contractor since 1941, has $200M sales, 750 staff, and completes most projects with in-house teams. It offers design-to-maintenance services, serving top clients like Mercedes-Benz, with $4B bonding capacity and strong values.

Neff Construction

Founded in
1974
63
General Contractor
Work Types: Design Build, Construction Management, and Lease-Leaseback delivery methods for efficient project execution and management.
$15.6M
Privately Held

Since 1974, Neff Construction has specialized in building durable, adaptable school facilities in Southern California. Family-led with expert management, they deliver quality projects on time, fostering safe, growth-focused learning environments tailored to client needs.

Perera Construction & Design

Founded in
1989
50
General Contractor
$7.8M
Privately Held

Perera Construction & Design, Inc., founded in 1989 in Ontario, CA, is a 100% minority-owned general contractor with 30+ years of experience in healthcare, institutional, and energy sectors. Licensed in AZ, CA, NV, and UT, it leads projects across the western US.