Expertise and Experience
GBS services offer unparalleled professionalism throughout the lifetime
of a working relationship with clients.
GBS brings over 30 years of experience in providing energy efficiency solutions.
GBS Building Envelope Condition Reports are free with a sincere commitment
from our clients to utilize GBS when implementing our recommendations.
GBS is proud to be involved in reducing CO2 emissions and carbon footprints.
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Representative Certifications, Training & Classifications:
• BPI Building Envelope Analyst #CAN03589
• California General Contractor’s License #859287
• OSHA 10 / OSHA 30 Training
• Lead Based Paint - Renovators
• National Balancing Institute
• NAIC codes: 238990, 238390, 541620
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