Van Acker Construction Associates Inc
Based in Mill Valley
2 bath, 1 kitchen · median permit value $48k (SF permits)
17 residential permits · licensed 38 yrs
Active · B · #533858 · Bond ✓ · Workers' comp ✓ · Verify on CSLB
General contractor Mill Valley, CA Corporation
Active License #789973 B General Building · Mill Valley, CA
CSLB records dated Oct 16, 2026 checked Oct 18, 2026 Verify live on CSLB
As listed in CSLB's personnel file dated Oct 17, 2026. Personnel of record qualify the license. The file does not show who owns the business.
We have permit records for San Francisco and San Jose only. Other Bay Area cities don't publish contractor names in a form we can read, so an empty list here says nothing about work elsewhere.
3permits in 24 months
Permit descriptions that mention: Tenant improvement (2), Restaurant build-out (2), Retail build-out (1)
Permits by declared value (3 with a value)
Latest permits (public permit numbers)
Source: DataSF building permits, checked Oct 18, 2026
CSLB lists complaint and legal-action disclosures on the license's page.
Check complaints on CSLBRanked by the published scoring rules on the methodology page.
Based in Mill Valley
2 bath, 1 kitchen · median permit value $48k (SF permits)
17 residential permits · licensed 38 yrs
Active · B · #533858 · Bond ✓ · Workers' comp ✓ · Verify on CSLB
Based in Mill Valley
1 new home · median permit value $15k (SF permits)
10 residential permits · licensed 27 yrs
Active · B · #761436 · Bond ✓ · Workers' comp ✓ · Verify on CSLB
Workers' comp policy ends Nov 20, 2026. Ask for the renewal certificate.
Based in Mill Valley
3 bath, 1 addition · median permit value $27k · latest: addition, Mar 2026 (SF permits)
7 residential permits · licensed 8 yrs
Active · B · #1036042 · Bond ✓ · Workers' comp exempt · Verify on CSLB
Yes. CSLB lists license #789973 (B, General Building) as active in its file dated Oct 16, 2026. It was first issued Jan 16, 2001 and expires Oct 31, 2028. Check the live record on CSLB before you sign.
CSLB lists Hasz Construction Inc under license #789973, class B, in Mill Valley, CA.
CSLB shows a $25,000 contractor bond with Business Alliance Insurance Company and workers' comp coverage through State Compensation Insurance Fund (policy to Sep 11, 2027). Those are the bond and workers' comp records in CSLB's file dated Oct 16, 2026. Ask for its certificate of general liability insurance.
CSLB lists Karl Earnest Hasz (Responsible Managing Officer/Chief Executive Officer/President) as personnel of record. That file names the people who qualify the license. It does not show who owns the business. CSLB lists the business type as corporation.
On license #789973's page on CSLB. It lists any complaint disclosures and legal actions CSLB publishes for the license.
We don't host reviews. The links under the license details search for Hasz Construction in Mill Valley on Yelp, Google, Houzz, BBB, Thumbtack and Angi, so you read them at the source.
For the business owner. Everything above comes from CSLB and city permit files. Send a correction and we check it against the source.