(909) 993-5800



What We Do

Pfeiler Psomas is a ‘Client Oriented’ Land Surveying firm providing Professional Services to the Development Community. We provide a full range of surveying and construction staking services during every stage of development from design surveys, mapping, site and building control layout to final ALTA / ACSM surveys and certifications.

What People Say

We have heard it said so often by our client’s, that “They are always glad when they know Pfeiler will be the survey company on their projects”. Project Superintendents and Project Managers enjoy working with our crews and staff knowing that we will always report to them in a professional manner, and be accurate and timely with our work.

Happy Clients

Here are just some of the companies we are honored to work with.