Retro-Tech Systems Llc
Retro-Tech Systems Llc is an active, licensed contractor operating in Gambrills, MD. Operating under a California contractor license established in 2017. They hold C-10 Electrical Contractor and C-36 Plumbing Contractor licenses. They currently maintain an active contractor bond and workers' compensation insurance. No disciplinary actions have been recorded against this license.
License Information
- License Number
- 1033546
- Status
- Active
- Classification(s)
- C-10: Electrical Contractor, C-36: Plumbing Contractor
- Tenure
- Licensed since 2017 (8 years)
- Issue Date
- December 04, 2017
- Expiration Date
- December 31, 2027
- Disciplinary Record
- No Disciplinary Actions
Bond & Insurance
- Contractor Bond
- Bonded ($25000) – TRISURA INSURANCE COMPANY
- Workers’ Compensation
- Workers' Compensation Insurance – TRAVELERS PROPERTY CASUALTY COMPANY OF AMERICA
A contractor’s bond protects consumers up to the bond amount if the contractor fails to fulfill contractual obligations or violates CSLB regulations.
Workers’ compensation insurance protects homeowners from liability if a contractor’s employee is injured on the job site.
Location
- Address
- 750 MD ROUTE 3 SOUTH STE 19
- City
- Gambrills, CA
- ZIP Code
- 21054
- Phone
- (800) 929-5834
About These License Types
C-10: Electrical Contractor
Places, installs, erects, or connects electrical wires, fixtures, appliances, apparatus, raceways, conduits, solar photovoltaic cells, or any part thereof which generate, transmit, transform, or utilize electrical energy.
Not authorized: Electricians working under a C-10 must be certified per CA Labor Code.
C-36: Plumbing Contractor
Provides means for a supply of safe water and proper disposal of fluid waste, including piping, storage tanks, venting, gas appliances and connections, water and gas piping, water heating equipment including solar, and health and safety devices such as backflow preventers and gas earthquake valves.
Not authorized: Does not include forced warm-air units (see C-20).
Verify on Official CSLB Website
License data sourced from the California Contractors State License Board. Last data update: February 20, 2026.