Florida / Tallahassee / Hassler, John Douglas Sr
Florida · State-licensed mold assessor
Hassler, John Douglas Sr
Hassler, John Douglas Sr holds Florida mold-assessor license MRSA1050 (license type MRSA), recorded as active on the Florida DBPR registry as of June 2026, valid through 07/31/2028. It was first issued 03/08/2011, and the license lists a Tallahassee address. In Florida, mold assessment for compensation requires this state license — it is a verifiable, state-issued credential.
- MRSA1050License number (MRSA)
- ActiveStatus as of June 2026
- 07/31/2028License expires
License record
| Name | Hassler, John Douglas Sr |
|---|---|
| License | MRSA1050 |
| Type | Mold Assessor (MRSA) |
| Issued | 03/08/2011 |
| Expires | 07/31/2028 |
| Address on file | 8821 West Tennessee St, Tallahassee, FL 32304 |
How to reach this assessor
Florida's public license registry lists an address (8821 West Tennessee St, Tallahassee, FL) but not a phone number, email, or website. To reach this assessor, search their name and city, or confirm the license details directly with the DBPR using the license number above.
What this means
This page lists Florida DBPR license records only. A listing here is not a recommendation, endorsement, or rating, and a license is not a guarantee of work quality. It tells you the state has issued the person an active mold-assessor license as of the date shown.
We do not assess mold, interpret test results, or make any statement about health. If you have a mold concern, hire a licensed assessor and verify their license is current with the DBPR before any work begins.
Frequently asked questions
Is Hassler, John Douglas Sr a licensed mold assessor in Florida?
Yes — as of June 2026, the Florida DBPR registry lists Hassler, John Douglas Sr with an active mold-assessor license (MRSA1050, type MRSA) valid through 07/31/2028.
What does Florida license MRSA1050 mean?
The "MRSA" prefix marks a Florida Mold Assessor license, issued under the state's Mold-Related Services Law. It authorizes mold assessment (inspection and sampling) for compensation and is distinct from a private "certification."
How do I verify this license myself?
Enter the license number MRSA1050 in the DBPR public license search at myfloridalicense.com to see its current status and expiration straight from the state.
See all licensed mold assessors in Tallahassee.
Source: Florida DBPR — Mold-Related Services license extract (lic07mold.csv), retrieved June 2026. Every assessor, license number, and status on this page traces to a row in that public extract. Verify license MRSA1050 at myfloridalicense.com.