Contractor License Proof

Michael Gregory Porteous DBA MGP Construction

Licensed

Verified against CSLB on · View on CSLB

License details

License number
510978
Status
Active
Classifications
A · General EngineeringB · General BuildingC-10 · ElectricalC-36 · PlumbingC-46 · Solar
Contractor bond
$25,000
Workers' comp
Covered
License term on file
May 19, 1987 – April 30, 2027

Business

  • (909) 982 2364 (CSLB public record)
  • P O BOX 355, Upland, CA 91785San Bernardino County

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Frequently asked questions

Is Michael Gregory Porteous DBA MGP Construction licensed in California?

Yes. Michael Gregory Porteous DBA MGP Construction holds an active California state contractor license (CSLB #510978), verified against the CSLB public record on August 4, 2026.

What is Michael Gregory Porteous DBA MGP Construction's CSLB license number?

Michael Gregory Porteous DBA MGP Construction's California contractor license number is 510978. Look that number up with the CSLB "Check a License" tool to confirm its current status against the public record yourself.

What kind of work is Michael Gregory Porteous DBA MGP Construction licensed for?

Michael Gregory Porteous DBA MGP Construction is classified under General Engineering (A), General Building (B), Electrical (C-10), Plumbing (C-36), and Solar (C-46) by the CSLB.

How do I verify Michael Gregory Porteous DBA MGP Construction's license myself?

Look up license #510978 with the CSLB "Check a License" tool and compare the status, bond, and workers' compensation details against what's shown on this page. This page reflects the CSLB public record as of August 4, 2026.

Verify it yourself: How to verify a California contractor license · Look up #510978 on CSLB

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See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.