D & B Mechanical, LLC

License

Licensed by

Florida Department of Business and Professional Regulation

License number

FRO18594

Status

Active (Current)

First issued

February 24, 2026

License holder

Derek Michael Heyn

Classifications

• Financial Responsible Officer Other Specialty Trades

More from the license record

Current term began

02/24/2026

Other Florida licenses under this name

• FL
  D & B Mechanical, LLC

  License CAC1825019 · Thomas Earland Mc Kechnie

  Certified Air Conditioning Contractor
  Active

  Key West, FL

  Expires Aug 31, 2028
• FL
  D & B Mechanical, LLC

  License CFC1431843 · Christopher Bartolini

  Certified Plumbing Contractor
  Active

  Bronxville, NY

  Expires Aug 31, 2028

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