After first opening our doors in 1932, Oltmans Construction Co. celebrates 90 years in business.

Whittier | Thousand Oaks | Corona | Modesto | Henderson, NV

Through the years, we have proven that "a truly satisfied customer is our best salesman."

About Our 90th

What's New

Oltmans Construction Co. is recognized as a Best Workplace in Construction by Fort... more KIPP Compton Community School recognized by Blueprint Magazine more Oltmans Places #5 LABJ's Top General Contractors in LA County more Oltmans Places #136 ENR's Top 400 Contractors List more 2021 Governor's Historic Preservation Award - AJ Kirkwood Headquarters, Fullerton, CA more Promotions of Senior Vice Presidents Gerald Singh and Tony Perez more Forbes - Business Lessons From California’s Oltmans Construction: A Billion-Dollar... more LABJ CRE 2022 - The Willows wins 'Best Community Impact' and The Center at Needham... more 90 Years of Crafting Excellence more Join Us on the Double R Ranch Renovation Project more Oltmans Construction Co. recognized as a Great Place to Work for the third year in... more 2021 OC Spire Awards Winner - The Pegasus School Science Center more LABJ Largest Projects Underway #32 and #49 - The Center at Needham Ranch and Torra... more Joe Oltmans II - 2021 Commercial Real Estate Visionaries: CRE Executives more Oltmans Places #184 on the 2021 ENR List of Top 400 Contractors more The Willows Honored at the AIALA Residential Architecture Awards more Oltmans’ Magnolia Science Academy #1 wins 'Best Community Impact' and Goodman Logi... more Oltmans Celebrates New Leadership & LABJ Top Contractor Qualification for 2020 more 2020 Tilt-Up Concrete Association's Concrete Tilt-Up Achievement Awards more Oltmans Construction Co. Celebrates Being Great Place to Work-Certified™ more Oltmans Places #170 on the 2020 ENR List of Top 400 Contractors more Commemorating the Career of Jim Woodside, Vice President more COVID-19 more Oltmans' Downtown West MOB Wins Best Medical Project for 2020 more Frank Gehry's New Landmark Building For Children's Institute Breaks Ground In Watts more Commemorating the Career of Mark Bargman, Superintendent more Join Us in Building Homes for Homeless Veterans more Oltmans Recognized as Top Contractor for 2020 by LABJ more Back to the Beginning: A History of Oltmans more Oltmans is a LABJ Top 48 Contractor for 2019 more Karen Okerlund a LABJ Women's Council & Awards Nominee more Oltmans Places #137 on the 2019 ENR List of Top 400 Contractors more Oltmans Construction Co. Celebrates Being Great Place to Work-Certified™ more Commemorating the Career of Joseph O. Oltmans II, CEO and Chairman of the Board more LABJ Honors Anjana Bhowmik in List of Outstanding Women in Construction & Design more LABJ Fastest-Growing Private Companies 2018 more Anjana Bhowmik Promoted to Operations Director, Strategic Markets more County of Riverside 2nd Job Fair more Meet the Senior Directors of Oltmans Construction Co. more United Pacific Wins Silver Award for Best Office Project in Los Angeles more Dean Burdick Promoted to Chief Estimator of Oltmans Construction Co. more Kaiser Permanente Santa Monica Awarded Silver as Best Healthcare Project in the Ci... more Commemorating the Career of Jose Gonzales more Oltmans Summer Hires 2016 more QVC's West Coast Distribution Center Debuts in Ontario, CA more Commemorating the Career of Juan Felix, Labor Foreman more Ganahl Lumber Co., Groundbreaking Event more Commemorating the Career of Oliver Hunt more Upcoming Event - Quality Aluminum Forge, Groundbreaking more CleanTech Manufacturing Center winner of Best Industrial Project in the City of Lo... more Solar Builder Magazine 2014 Ground-Mount Project of the Year Runner-Up: College of... more Home Depot Grand Opening more Vote for Solar Builder Project of the Year Awards more 2101 El Segundo Blvd. Featured in the Los Angeles Business Journal more Oltmans makes Top 20 List on America's Concrete Contractors 2014: A Tilt-Up Innovator more Oltmans Construction Co. Ranks #157 on ENR's Top 400 Contractors List more Oltmans Construction Co. Promotes James R. Bogle to Chief Estimator more Grand Opening of the County of Riverside's Department of Public Social Services (D... more LABJ Commercial Real Estate Awards 2014 - Best Industrial Projects - Oltmans Takes... more ENR Photo Contest Winner - 2013 Images of the Year in Construction more Oltmans Currently Building Three of the Biggest Projects in Anaheim, CA more Oltmans Ranks #25 in LABJ Fastest Growing Private Companies more City of Industry Metrolink Solar Project - ASCE Winner for Outstanding Sustainabil... more Oltmans Garners 2013 LABJ Commercial Real Estate Awards more Oltmans Earns Prestigious 2012 Gold Nugget Award for Best Rehab Commercial / Indus... more City of Industry Stages Grand Opening Ceremony for Metrolink Public Transportation... more Oltmans Construction Co. Begins Construction On The New Site Of The Outlet By E.L.... more Oltmans Construction Co. Completes Construction Of The Crossing Campus more Oltmans Construction Co. Hires John Hanson To Lead Northern California Team more Oltmans Solar Completes Construction On Largest Rooftop Solar Installation In Nort... more Oltmans Construction Co. Names Mike Englhard as Vice President to Lead Growing Sol... more Volkswagen Lab Being Built in Oxnard more C.R. Laurence Breaks Ground on New 310,000 Manufacturing Facility in Vernon, CA more Oltmans Construction Co. Begins Major Addition To Robinson Helicopter Company's To... more Adaptive Re-Use To Creative Space In Culver City, CA Area Earns Urban Offerings LE... more New G.A. Gertmenian Headquarters Complete in Lincoln Heights Area of L.A. more Oltmans Construction Co. of Whittier Gains Two More National Publication Rankings more Construction Complete On Centre Pointe Village Retail Complex In Santa Clarita, CA more Another Oltmans Construction Project Completed more Oltmans Construction Co. of Whittier, CA Repeats Among Nation's Elite List of ‘Top... more Oltmans Construction Co. Advances 'Green' Practices with 'High Performance Program' more Whittier's Oltmans Construction Co. Continues Ranking Among State's Premier Contra... more Submarket’s Strength Trumps Economy For Developer more Oltmans Construction Completes Fontana Facility more Oltmans Construction Ranked Among Area's Largest Private Firms; Rises Seven Spots more Futuristic $11 Million Headquarters Combats ‘Earthquake Country’ more Oltmans Ranked in Design-Build Firms more Whittier-based Oltmans Construction Gains National Ranking For General Contractors more Oltmans Builds Its Ranking As Contractor more Oltmans Construction Co. Ranked Among California's Top Third Contractors more Furniture Firm's $20M Warehouse Goes Green more Oltmans Construction Co. Named ‘BEST’ L.A. County Industrial Contractor By Leading... more $16.5 Million Logistics Center Going Up more Long-Time Southland Construction Industry Leader Robert M. Holmes Dies At 86 In Sa... more Fourth Generation G.A. Gertmenian Rug Importers’ Headquarters Launched by Oltmans ... more Oltmans Converting Obsolete Building With ‘Green’ Elements - Last Metal Building o... more On its 75th Anniversary, Oltmans Construction is Right Where it Started - at the F... more Two Arbor Themed Office Buildings Respond to Tight Conejo Valley Market at ‘The Ar... more High Visibility Headquarters Overlooks Highway 23 more Oltmans Ranked Among State’s Top Contractors; Leading Industry Medium Lists Compan... more
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