Who We Are / Licenses and Certification
Darryl Mueller Construction Licenses and Certification
LOCAL 3 owner operated equipment.
California State Contractor License Board General Engineering License A 692284
State of California Certified Small Business #62718
San Francisco Public Utilities Commission Human Rights Commission HRC071215641
HAZARDOUS SUBSTANCE removal and remedial actions certification
"BAT Card" Bay Area Training for Contractors Process Safety Orientation Program used in refineries.
"TWIC Card" Transportation Workers Identification Credential, to work in secure areas of docks and ports.
OSHA 10 hour Occupational Safety and Health Training Course in Construction Safety & Health
Member of the Central California Better Business Bureau
