Licensed mold assessors & remediators in Jefferson County, NY
Quick answer: 4 NYS DOL-licensed listings with an address of record in Jefferson County (3 mold assessment, 2 mold remediation): 4 firms and 0 individual licensees. Licensed pros often travel, so ask whether they cover your address.
Which licensed mold assessors are in Jefferson County, NY? (3)
3 listings are shown in this section with an address of record in Jefferson County. Listings holding more than one licence type appear once, in the first matching section.
Alexandria BayLicensed firm
Contact
- 45477 State Rte 12, Suite 1, Alexandria Bay, NY
- ☎ (315) 788-3900
- 🌐 gymodpc.com
Added by us, not on the state list: website from the firm's Google Maps listing, retrieved 2026-10-30.
Licence
- Mold Assessment Contractor License (SH125) #25-6UXS9-SHMO (exp. 2027-07-31)
Source: NYS DOL list, retrieved 2026-10-12 · Claim, correct or remove this listing
AUAR Enterprises, Inc. (dba Colello Air Technologies)
✔ Licensed by NYS DOL Mold assessmentMold remediation★★★★★4.9 (40) GoogleWatertownLicensed firm
AUAR Enterprises, Inc. (dba Colello Air Technologies)
✔ Licensed by NYS DOL Mold assessmentMold remediation★★★★★4.9 (40) GoogleContact
- 123 Coleman Ave, Watertown, NY
- ☎ (315) 778-9403
- ☎ (315) 755-2044
- 🌐 colelloairtechnologies.com
- ✉ [email protected]
Added by us, not on the state list: phone, website and rating from the firm's Google Maps listing, retrieved 2026-10-30; email as published at colelloairtechnologies.com, retrieved 2026-10-18.
Licence
- Mold Assessment Contractor License (SH125) #26-66LA1-SHMO (exp. 2028-04-30)
- Mold Remediation Contractor License (SH126) #26-6ZPFO-SHMO (exp. 2028-04-30)
Source: NYS DOL list, retrieved 2026-10-12 · Claim, correct or remove this listing
WatertownLicensed firm
Contact
- 800 Starbuck Ave, Suite B101, Watertown, NY
- ☎ (315) 788-8388
- 🌐 converselabs.com
- ✉ [email protected]
Added by us, not on the state list: website and rating from the firm's Google Maps listing, retrieved 2026-10-30; email as published at converselabs.com, retrieved 2026-10-18.
Licence
- Mold Assessment Contractor License (SH125) #26-6SICG-SHMO (exp. 2028-03-31)
Source: NYS DOL list, retrieved 2026-10-12 · Claim, correct or remove this listing
Which licensed mold remediators are in Jefferson County, NY? (1)
1 listing is shown in this section with an address of record in Jefferson County.
Marzeg of Jefferson County, Inc. (dba Servpro of Jefferson County)
✔ Licensed by NYS DOL Mold remediation★★★★★4.7 (47) GoogleWatertownLicensed firm
Marzeg of Jefferson County, Inc. (dba Servpro of Jefferson County)
✔ Licensed by NYS DOL Mold remediation★★★★★4.7 (47) GoogleContact
- 800 Starbuck Ave Suite B-4, Watertown, NY
- ☎ (315) 777-8377
- ☎ (315) 748-5426
- 🌐 servpro.com
Added by us, not on the state list: phone, website and rating from the firm's Google Maps listing, retrieved 2026-10-30.
Licence
- Mold Remediation Contractor License (SH126) #25-6IFQ4-SHMO (exp. 2028-01-31)
Source: NYS DOL list, retrieved 2026-10-12 · Claim, correct or remove this listing
Which counties border Jefferson County, NY?
Cayuga (0) · Lewis (0) · Oswego (4) · St. Lawrence (4)
Adjacency from the U.S. Census Bureau county adjacency file.
How do I hire a licensed mold pro in Jefferson County, NY?
Look the name up in the NYS DOL records, ask for the licence number in writing, make sure the licence type matches the job, and get proof of insurance and a written scope before work starts.
- Look the name up in the NYS DOL records (New York State Department of Labor). Our copy was retrieved 2026-10-12, so check that the licence is still current.
- Ask for the licence number in writing and make sure the licence type matches the job: assessor for testing and a protocol, remediator for removal.
- Use separate, independent firms for testing and for remediation (required by New York law).
- Ask for proof of insurance and a written scope before work starts.
Frequently asked questions
How many licensed mold assessors are in Jefferson County?
3 listings with a NYS DOL mold assessment licence and 2 with a remediation licence have an address of record in Jefferson County. Pros from neighboring counties may also serve the area.
How do I check a Jefferson County mold company's licence?
Look it up with the New York State Department of Labor (NYS DOL). Each listing here shows the licence number and expiry date from the agency's records.
Guides
Mold assessment vs remediation · Mold inspection & remediation cost + estimate tool · Mold licensing rules by state · How to hire a mold pro
Data last verified 2026-10-12 against NYS DOL licence records.