Top Mark Plumbing INC
Top Mark Plumbing INC operating as a corporation is licensed in California under CSLB number 1148013. The license was first issued in 2025, putting the business at 1 year on the active CSLB roster. It carries a single CSLB classification: C-36 — Plumbing Contractor. Records show an active surety bond on file with Jet Insurance Company and an exempt workers' compensation status (no employees on payroll). The business is based in San Jose, in Santa Clara County, California.
- License Number
- 1148013
- Issued
- Dec 22, 2025
- Status
- CLEAR
- Expires
- Dec 31, 2027
- Entity
- Corporation
- Surety
- Jet Insurance Company
- Bond Number
- JT024796
- Effective
- Dec 12, 2025
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Dec 9, 2025
- Expires
- —
This contractor warrants a closer look before contracting:
- Workers' comp listed as exempt
- License issued less than 2 years ago
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Top Mark Plumbing INC licensed in California?
Yes. Top Mark Plumbing INC holds California Contractors State License Board license number 1148013. The license was first issued on December 22, 2025. It is valid through December 31, 2027.
What does Top Mark Plumbing INC specialize in?
Top Mark Plumbing INC is licensed for one CSLB classification: C-36 Plumbing Contractor.
Where is Top Mark Plumbing INC headquartered?
Top Mark Plumbing INC is headquartered at 955 Almaden Ln, San Jose, CA 95125, in Santa Clara County, California.
Does Top Mark Plumbing INC have an active surety bond on file with CSLB?
Yes. Top Mark Plumbing INC has an active California contractor surety bond filed with Jet Insurance Company.
Does Top Mark Plumbing INC carry workers' compensation coverage?
Top Mark Plumbing INC reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Top Mark Plumbing INC's contractor license?
You can verify Top Mark Plumbing INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1148013.
- WC coverage startsDec 9, 2025
- Bond activeDec 12, 2025
- License issuedDec 22, 2025
- License expiresDec 31, 2027
- Hickey W L Sons INC#95122San Jose·C-4 Boiler, Hot Water Heating and Steam Fitting Contractor
- Viso James J Engineering Incorporated#229798Santa Clara·A General Engineering Contractor
- T A Slack Plumbing CO#247392Los Altos·C-36 Plumbing Contractor
- Thermal Mechanical#256057Santa Clara·C-4 Boiler, Hot Water Heating and Steam Fitting Contractor
- West Valley Construction#174968San Jose·A General Engineering Contractor
- Mc Donald O C CO INC#177271San Jose·A General Engineering Contractor
- Fischer Plumbing & Construction INC#335614Santa Clara·B General Building Contractor
- Critchfield Mechanical INC#341107San Jose·C-4 Boiler, Hot Water Heating and Steam Fitting Contractor