Private Subcontractors Environmental Mitigation & Building Envelope Waterproofing Systems; specializing in vapor intrusion, methane mitigation and building envelope waterproofing systems Lic# 435671. 

Locations:
•   519 N. Fairview Street Santa Ana CA  92706
•   895 San Leandro Boulevard San Leandro CA 94577

Specialties:
•	Vapor Intrusion Mitigation Design & Construction.
•	Construction Management.
•	Waterproofing Building Envelope Design & Construction.
•	Estimating & Project Management.
•	Business Development.

Gergen Construction

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Gergen Construction

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Teams

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