34+
Years Of Experience
We bring the technical knowledge & experience
Gergen Construction is a Private Subcontractor for environmental mitigation & building envelope waterproofing systems; specializing in vapor intrusion, methane mitigation and building envelope waterproofing systems.
Gergen Construction: Lic# 435671
JSS Construction is a Union Subcontractor for environmental mitigation & building envelope waterproofing systems; specializing in vapor intrusion, methane mitigation and building envelope waterproofing systems.
JSS Construction: Lic# 881201
GC/JSS Specialties:
- Vapor Intrusion Mitigation Design & Construction
- Construction Management
- Waterproofing Building Envelope Design & Construction
- Estimating & Project Management
- Business Development