444 S. Flower Street, Suite 2360
Los Angeles, CA 90071
323-227-1411 phone


For nearly a century, Illig Construction has been actively building in Southern California with offices in Los Angeles. Known for our accuracy in pre-construction services, we are leaders in estimating, value analysis, and provide realistic budgeting for our clients. Illig Construction introduces creative solutions in the value analysis process by finding key cost savings without compromising the design or function of the project. Our ability to successfully control costs, schedule project durations and accurately allocate appropriate resources results in successful projects time and time again.


Illig Construction takes a proactive approach to its preconstruction services. We fully understand the importance of a cohesive team and therefore regularly initiate “Partnering” sessions with our clients, architects, engineers and subcontractors.

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Building Information Modeling

We take pride in managing the entire Building Information Modeling process from conception thru to occupancy. Illig Construction provides clients with the highest level of BIM technology thru the use of 3D parametric modeling, 4D schedule animation, 5D cost estimating and object based clash detection to name a few.

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Building is why we exist. It is the fundamental service we offer and is the basis for all of our other services. Illig Construction is a firm with passionate and equipped employees who serve with care

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Illig Construction believes deeply in sustainable practices and has the knowledge and resources to support our clients’ efforts in the direction of LEED Certification, alternative energy, and net zero energy projects.

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Delivery Methods

Construction delivery methods represent different contractual and organizational structures to fit the unique needs of individual clients and projects. There are many factors that must be considered when choosing the right delivery method

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