FloridaContractorCheck.com

Contractor License Report

Official DBPR License Verification

Generated:

March 30, 2026

D & B Mechanical, Llc

Derek Michael Heyn

Unknown

License Information

License Number

FRO18594

License Type

Fire Sprinkler Contractor

Status

Unknown

Specialty

—

Effective Date

February 24, 2026

Expiration Date

—

Business Address

Street Address

1407 Olivia Street

City

Key West

County

Monroe

State / ZIP

FL 33040

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Data sourced from Florida DBPR (Department of Business & Professional Regulation) public records. This report reflects license information at the time of generation. Always verify current license status directly at myfloridalicense.com. FloridaContractorCheck.com is not affiliated with the State of Florida or DBPR.

Report generated March 30, 2026 · FloridaContractorCheck.com · License #FRO18594