Oltmans Construction Co. is an integrity-driven builder who stands behind the legacy of our people and craftsmanship to push the envelope of construction excellence.

Your Trusted Building Partner Since 1932

Contact Us


Active Tab
A construction site in the pre-construction phase.


The pre-construction phase is crucial to the success and profit of any construction process. However, the complexity and magnitude of the decisions an owner must make can be difficult without the necessary expertise and support. That’s where we can help.

Oltmans - Wood Composite Building Construction


Oltmans’ portfolio spans the gamut of product delivery. We specialize in ground-up construction, renovation and repositioning, seismic retrofits, and tenant improvements throughout the Southwest United States. Our self-performed construction services include concrete, SWPPP, and solar EPC.

Field Operations Photo

Project Management

We place a strong emphasis on preserving the consistency of project teams once they have been assigned to your project. Along with an investment in innovative technologies we believe this creates an environment that fosters high levels of collaboration, communication, and is our commitment to each project’s successful delivery.

90+ years in business

Trust is earned over time and making it to 90 years means living up to our values of integrity, honesty, and hard work. Our success is based on exceptional service - many of our most vital partnerships have been built over 50 years.

A construction site in the pre-construction phase.

Concrete Self Perform Services

With over 400 carpenters in the field and three-generations of leadership within our forces, Oltmans Construction Co. is proud to be one of the only self-perform tilt-up contractors in California. We complete approximately 10-15 million-square-feet of tilt-up projects annually.

A group of Oltmans employees are posing together for a group photo to celebrate the 90th anniversary of Oltmans, with a balloon that says "90" and signs that spell out "Oltmans Construction."

5x Great Place to Work

In 2024, Oltmans Construction Co. was re-certified as a five-time Great Place to Work ™. 91% of employees certified agree, that we are a great place to work!

Three Oltmans employees at a construction site

Safety in the Numbers

We prioritize a safe and equitable workplace by creating an environment of open communication, honest feedback, and sustainable safety practices. Over the past several years we have worked closely with our clients to ensure that our safety program reflects current mandates. This effort includes the implementation of several safety pilot programs and compliance with some of the most stringent third-party safety certification companies in the industry today.

An Oltmans employee on a construction site at sundown

Generations in the Field

With humble beginnings in Los Angeles, we bring a true local’s know-how to building in the region. Today we proudly employ third generation Oltmans employees in our executive leadership, office, and field.

Several generations of Oltmans pose for a photo