Independent site · Not affiliated with CSLB or any state agency
Contractor LookoutCalifornia

Licensed General Contractors in Los Altos, California

Updated November 1, 2026 from CSLB's public license file · B General Building Contractor

  • 120licensed general contractors
  • 115active (Clear)
  • 4.2%with a suspension
  • 65.8%workers' comp exempt
  • 14.4 yrsmedian time licensed
  • 57.5%corp / LLC / partnership (42.5% sole owner)
  • 9new in the last 12 months
  • —change tracking began November 1, 2026

Los Altos is home to 120 general contractors in CSLB's license file, ranking #12 of 15 Santa Clara County cities for this trade. 95.8% are Clear.

65.8% report a workers' comp exemption, 8.1 points higher than the statewide figure for general contractors (57.7%), so many of these businesses say they have no employees. The share with a suspension (4.2%) is close to the Santa Clara County rate for the same license (4.2%).

9 of these licenses are less than a year old, while 59.2% have been held for 10 years or more. The median is 14.4 years.

General contractors hold CSLB's B (General Building Contractor) license, which covers projects that combine two or more unrelated trades. See the B General Building Contractor guide for what the license covers.

How to check a general contractor's license in Los Altos

  1. Find the business in the list below, or search all 120 Los Altos listings, and open its profile. You want a Clear status and the B classification (a B license can also cover it as part of a multi-trade job).
  2. Re-check the same number on CSLB's Instant License Check the day you sign; our copy is refreshed weekly and 4.2% of Los Altos listings here already show a suspension.
  3. Get the bid and contract in writing with the license number on it. If the job tops $1,000 in labor and materials, a licensed general contractor is required by law. See the $1,000 rule.

50 of 120 general contractors in Los Altos

Los Altos general contractors sorted with Clear licenses first, then by years licensed. Badges reflect CSLB's file dated November 1, 2026, not a rating of anyone's work.

Licensed general contractors in Los Altos
Business nameLicense #StatusYearsWorkers' compBond
People Places Construction 353772 Clear 48 Insured On file
Marino James 361917 Clear 48 Exempt On file
Axsis Construction CO 375199 Clear 47 Exempt On file
Dailey R J Construction CO 379562 Clear 47 Insured On file
Paullus Greg & Associates 421551 Clear 44 Exempt On file
Wiklander Construction 467138 Clear 41 Exempt On file
Loretz Construction INC 481726 Clear 41 Exempt On file
E T Associates 489738 Clear 40 Insured On file
Gounod Robert M Construction 495308 Clear 40 Insured On file
T T Construction CO 494977 Clear 40 Exempt On file
Haase Const 502860 Clear 39 Insured On file
Nicholas Milton J 508969 Clear 39 Exempt On file
Kansky Matthew A 549008 Clear 38 Exempt On file
Woodstock Builders 555991 Clear 37 Exempt On file
Ag Enterprises LLC 565186 Clear 37 Insured On file
McLennan Construction 572745 Clear 37 Exempt On file
B G W Construction 577599 Clear 37 Exempt On file
Nelson Development INC 580215 Clear 37 Exempt On file
Keeth Building Contractors INC 589313 Clear 36 Insured On file
Real Estate Solutions Incorporated 591622 Clear 36 Exempt On file
Premiere Builders 663706 Clear 33 Exempt On file
Bergman Construction CO 668572 Clear 33 Exempt On file
Rock M J Construction 692618 Clear 32 Exempt On file
Bay View Homes INC 699311 Clear 31 Insured On file
Hense Construction 702086 Clear 31 Exempt On file
Shepherd Construction CO 714710 Clear 31 Exempt On file
Hammerschmidt Construction INC 716400 Clear 30 Insured On file
Via Builders INC 717805 Clear 30 Insured On file
Excel Construction & Development INC 724415 Clear 30 Exempt On file
Adria Design Build LLC 741871 Clear 29 Insured On file
Wolverton Construction INC 742585 Clear 29 Exempt On file
Mansch John Construction 747292 Clear 28 Insured On file
Netzel J A Construction 764234 Clear 27 Exempt On file
Hps Palo Alto INC 782552 Clear 26 Insured On file
T C H Construction 783041 Clear 26 Exempt On file
E S R Construction Incorporated 806964 Clear 24 Insured On file
New Millennium Electric 829299 Clear 22 Exempt On file
Montalban Philip A INC 831993 Clear 22 Exempt On file
Norwell 840498 Clear 22 Insured On file
Yung Construction 839753 Clear 22 Exempt On file
Revzine Lev Noyevich 842310 Clear 22 Exempt On file
Valentine Construction 842903 Clear 22 Exempt On file
M J K Homes INC 847637 Clear 22 Insured On file
Imprescia Construction 849902 Clear 22 Exempt On file
Edenbridge INC 855519 Clear 21 Insured On file
S B Water Services CO 859802 Clear 21 Exempt On file
A C Construction Services and Management 863968 Clear 21 Exempt On file
Pine Mountain Construction 864008 Clear 21 Exempt On file
Homestead Development & Real Estate 867993 Clear 21 Exempt On file
Moinee Mike Ali 876725 Clear 20 Exempt On file

See all 120 general contractors in Los Altos

Source: CSLB public data · Updated November 1, 2026 Status can change at any time. Verify on CSLB's Instant License Check.

Frequently asked questions

How many licensed general contractors are in Los Altos?

CSLB's current public file lists 120 general contractors with a Los Altos mailing address. 115 have a Clear status, and 89.2% show no issues at all in the file (no suspension, no pending action, bond on file, not near expiration).

What license does a general contractor need in California?

CSLB issues the B General Building Contractor classification for this work. In Santa Clara County, 95.8% of Los Altos's holders are Clear right now. The license requirement starts at $1,000 per job (the minor-work rule).

How do I check a general contractor's workers' comp?

Each profile shows the workers' comp type, insurer and policy dates from CSLB's file. Among Los Altos general contractors, 65.8% are exempt (no employees), 33.3% insured and 0.8% without current coverage. Verify a policy with CSLB's insurer search (step by step).

Related

General Contractors in nearby cities

More general contractors lists in Santa Clara County

Guides