Florida contractor license
Witkowski, Sean
Custom Security Systems INC.
Active Expires August 31, 2028
- License number
- EF20001174
- License type
- Certified alarm system contractor I
- Location
- Wappingers Falls, FL
- Issued by
- Florida Electrical Contractors Licensing Board
What this license means
A certified license is a statewide license. Witkowski, Sean can pull permits and contract for this work anywhere in Florida, as long as the license stays active.
Before you hire Witkowski, Sean
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Confirm the record on the official site
Our copy is from the state's file dated November 4, 2026. The official record is live and also lists complaints and discipline, which our data doesn't include.
Search EF20001174 on myfloridalicense.com (opens official site)
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Make sure the name on the contract matches
The contract, the permit and the license should all name Witkowski, Sean or Custom Security Systems INC.. A different company name on the paperwork usually means someone else is working under this license.
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Check the license covers your job
This is a certified alarm system contractor i license. If your job is a different trade, the contractor needs that license too, or a licensed sub for that part.
Hiring in Florida
See the Florida contractor licensing guide for which work needs a license, small-job limits, and how to file a complaint, or the step-by-step check. Or look up another contractor.