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Oltmans

  • Mission Complete: Meredith International Centre, Ontario

    Oltmans completes the 150-acre SRG Commercial's Meredith International Centre development project

  • Innovation at Work

    Oltmans builds first-ever wood composite parking structure for Ganahl Lumber.

  • Orchestrated

    We line up every piece of equipment and push our schedules to maintain lean, efficient jobsites.

  • Integrated Approach

    Our design-build approach to one of the largest, mixed-use developments in Southern California.

  • Prioritizing Safety: COVID-19 Pandemic

    During these extraordinary times, construction remains an essential business in California. Oltmans Construction Co. is committed to ensuring the safety and health of all office and field operations employees.

  • Providence St. Joseph Health - Newest Project Completion

    Oltmans' Strategic Markets Group Completes Providence St. Joseph Health - Breeze Building Addition & Tenant Improvement

  • LA Business Journal CRE Awards 2020: Best Medical Project

    Downtown West Medical was awarded Gold for “Best Medical Project" by the LA Business Journal.

  • Precision

    Sweating the details at every stage is the only way we build.

  • Promise

    We seek out every cost savings, every improvement, every opportunity to deliver better work to our clients. Read more about our newly completed project!

  • Challenges Welcome

    We don't shy away from bold assignments. We can turn your grandest plans into reality. Find out more about United Pacific's new corporate headquarters!

What's New | See All News & Events

Oltmans Celebrates New Leadership & LABJ Top Contractor Qualification for 2020 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 Oltmans Construction Co. Completes Industrial Development more Carpenters Union Opens Training Center more Oltmans Completes Gateway Pointe Project more

Case Studies | See All Case Studies

Oltmans completes the 150-acre SRG Commercial's Meredith International C... more Oltmans' Strategic Markets Group Completes Providence St. Joseph Health ... more Repurposed: Reimagining old spaces through adaptive reuse more StorQuest Anaheim & Gardena, Where Storage Meets Solution more Completion of HealthCare Partners’ Newest Medical Facility in Downtown L... more Newest Retail Conversion for Healthcare: Moreno Valley Community Health ... more Before & After | Amazing Transformation of the 101 Sepulveda Building in... more PIH Bloomfield MOB, Community Health Integrated more Bringing a Brand to Life | United Pacific Headquarters more The FIRST Composite Wood Building with Rooftop Parking, Ganahl Lumber So... more Spaces Reimagined more QVC's First West Coast Distribution Center more Oltmans Completes Deckers Outdoor Corporation World Headquarters more Quinn Company's New City of Industry Facility Opens its Doors more Construction Complete On Centre Pointe Village Retail Complex In Santa C... more Another Oltmans Construction Project Completed more Oltmans Construction Completes Fontana Facility more