Koch & Koch Inc

Grass Valley · Nevada County
Active license, no suspensions or flags in the state's file.

Disciplinary history (citations and accusations) is on the state's license page, linked below.

License
#793724
Status
Active
Classes
A General engineering contractor
B General building contractor
C-10 Electrical contractor
C-21 Building moving and demolition contractor
HAZ Hazardous substance removal certification
Business type
Corporation
Issued
Apr 11, 2001
Expires
Apr 30, 2027

From the CSLB license file as of Nov 8, 2026. See this license on CSLB.ca.gov for its disciplinary history and to confirm before you hire.

Other general engineering contractors in Grass Valley

Active licenses with no suspensions or flags on file. See all of them.