How many general builder contractors are in COLUMBIA, CA?

36 with a current California license, as of 2026-08-31.

How do I check a California contractor license is current?

Every listing shows its state license number and expiry date. Verify any of them directly against the California CSLB licensee database.

General Builder contractors in COLUMBIA, CA

36 listings

Source: California CSLB license records. Last verified 2026-08-31.

There are 36 general builder contractors in COLUMBIA, California with a current state license as of 2026-08-31. The earliest license expiry among them is 2026-08-31; every listing shows its own number and expiry date. All are drawn from the California CSLB register; expired and inactive licenses are excluded.

Business	License	Type	Expires	City	Zip
AMERICAN MADE MASONRY	956393	B, C-29	2027-01-31	COLUMBIA	95310	Set up workspace
BOB RAGAN CONSTRUCTION	335069	B	2028-05-31	COLUMBIA	95310	Set up workspace
BRADFORD W LORENZEN DBA LORENZEN CONSTRUCTION	706031	B	2027-05-31	COLUMBIA	95310	Set up workspace
BRENDEN SIMUNACI/SIMUNACI CONSTRUCTION	619757	A, B, C-12, C-21, HAZ	2027-05-31	COLUMBIA	95310	Set up workspace
CLEAN INFUSION LLC	1105481	A	2027-06-30	COLUMBIA	65201	Set up workspace
COLUMBIA CONCRETE PUMPING & SUPPLY INC	753349	D06	2027-04-30	COLUMBIA	95310	Set up workspace
DOUG PERRY EXCAVATING INC	513848	A	2027-03-31	COLUMBIA	95310	Set up workspace
DUANE RAGAN CONSTRUCTION	874188	B	2028-03-31	COLUMBIA	95310	Set up workspace
E C F INC	818255	A	2027-03-31	COLUMBIA	62236	Set up workspace
ED RENOVATE ENCHANCE NEGOTCIATE TRADE SERVICE	593201	B	2028-05-31	COLUMBIA	38401	Set up workspace
ERIC OWENS CONSTRUCTION	809550	B	2028-06-30	COLUMBIA	95310	Set up workspace
FIRST FINISH LLC	981707	B	2027-07-31	COLUMBIA	21045	Set up workspace
GRAYUM CONSTRUCTION	842366	B	2028-07-31	COLUMBIA	95310	Set up workspace
GUNN HENDERSON CONSTRUCTION	1117665	B	2028-03-31	COLUMBIA	95310	Set up workspace
HANDRAIL DESIGN INC	835075	C-23, D34	2028-03-31	COLUMBIA	17512	Set up workspace
HUMPHREY RICH CONSTRUCTION GROUP INC	1035599	B	2028-02-29	COLUMBIA	21046	Set up workspace
KR CONSTRUCTION	1121038	B	2028-05-31	COLUMBIA	95310	Set up workspace
LUTHER ENGINEERING	607189	A, B	2026-11-30	COLUMBIA	95310	Set up workspace
MAX POTTER CONSTRUCTION	835869	B	2028-04-30	COLUMBIA	95310	Set up workspace
MILCON SYSTEMS INC	955962	B	2026-12-31	COLUMBIA	65203	Set up workspace
MOBLEY CONSTRUCTION COMPANY	1144709	B, C-47	2027-10-31	COLUMBIA	95310	Set up workspace
MOTHER LODE SERVICES	727768	B	2028-09-30	COLUMBIA	38401	Set up workspace
MOUNTAIN MANN CONSTRUCTION	1078300	B	2028-04-30	COLUMBIA	95310	Set up workspace
M R G CONSTRUCTION	1002412	B	2027-03-31	COLUMBIA	36319	Set up workspace
PULLMAN POWER LLC	1025201	A	2027-03-31	COLUMBIA	21046	Set up workspace
PULLMAN SST INC	866480	A, B	2027-10-31	COLUMBIA	21046	Set up workspace
RAY HALL CONSTRUCTION INC	826584	B	2027-10-31	COLUMBIA	95310	Set up workspace
RODES MOBILE WELDING A PARTNERSHIP	1125295	C-51	2028-08-31	COLUMBIA	95310	Set up workspace
RON HESSLER CONSTRUCTION INC	414227	B	2027-10-31	COLUMBIA	95310	Set up workspace
STRUCTURAL PRESERVATION SYSTEMS LLC	814569	A, B	2027-08-31	COLUMBIA	21046	Set up workspace
STRUCTURAL TECHNOLOGIES, LLC	989353	A	2027-12-31	COLUMBIA	21046	Set up workspace
TRI COUNTY CONSTRUCTION	926021	B, C-33	2027-08-31	COLUMBIA	95310	Set up workspace
WARREN R CHRISTIANSON	344886	B	2026-09-30	COLUMBIA	95310	Set up workspace
WELLER CONSTRUCTION INC	429107	A, B	2028-05-31	COLUMBIA	95310	Set up workspace
WYNNE CONSTRUCTION	1027918	B	2026-08-31	COLUMBIA	95310	Set up workspace
ZAK SAWYER CONSTRUCTION	973204	B	2028-05-31	COLUMBIA	95310	Set up workspace

Quick answers

How many general builder contractors are in COLUMBIA?: 36 with a current California license, as of 2026-08-31.
How do I check a license is current?: Every listing shows its state license number and expiry. Verify any of them directly against the California CSLB licensee database.