Clayton Contracting Corporation
28+ yrsAlachua, FL 32615
CGC059976 · licensed since 1998
Certified/Registered General Contractor · Alachua, FL
| License number | CGC059771 |
| License type | CGC — Certified/Registered General Contractor |
| License holder | Greg Clark Marzak |
| Location | 11916 Nw 129th Terrace, Alachua, FL 32615 |
| Licensed since | 1998 |
| License expires | 08/31/2028 |
| Status in DBPR records | Current, Active (as of 2026-08-11) |
Verify license CGC059771 on the official Florida DBPR site ↗
Greg Clark Marzak holds Florida licence CGC059771, a CGC classification which authorises work as a certified/registered general contractor. A "C" prefix means the licence is certified — valid anywhere in Florida.
This licence was first issued in 1998, which makes it one of the longest-held licences for the trade in this area. Roughly 20% of the 331 active general contracting licences based in the Gainesville area were issued earlier than this one, and the local median sits at 2008. That is 28 years of continuous licensure.
Greg Clark Marzak is one of 23 active general contracting licences registered to an address in Alachua, so you have local alternatives to compare quotes against.
The licence is recorded as expiring on 08/31/2028. Florida licences renew on a fixed cycle, and a licence that is not renewed moves to delinquent status — which is why the expiry date matters if you are planning work close to that date. Confirm the current status on the state portal before signing a contract.
This page is generated from Florida DBPR public license records and is shown for consumer-protection purposes. Greg Clark Marzak has not claimed this page, is not a sponsor, and no endorsement is implied. Figures comparing this licence to others are calculated from the same public dataset, last refreshed 2026-08-11. Always re-verify license status and insurance directly before hiring.
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See all general contractors in Gainesville →
Greg Clark Marzak is #69 of 331 general contractors in Gainesville by length of licensure — that places this record on page 2 of the Gainesville list.