Registered public work contractors in Holtsville, New York

21 contractors and subcontractors based in Holtsville hold a certificate of registration in the state file of Oct 1, 2026; 1 are MWBE owned and 8 are associated with an apprenticeship program.

Contractor	Certificate	Expires
ABOVE ALL PRESSURE CLEANING LLC	26-66SK3-CR	Apr 22, 2028
Aventura Construction Corp.	24-64Y6Y-CR	Dec 29, 2026
B&K Construction of LI, Inc	26-673VA-CR	Jan 15, 2028
Bensin Contracting, Inc.	25-64KX8-CR	Jan 4, 2027
Certifed Chimney Service INC.	25-65DHA-CR	Mar 19, 2027
Classic Construction LLC	26-9YRH4-CR	Sep 25, 2028
Competition Iron Works, Inc.	25-65BKI-CR	Mar 12, 2027
DAVE LANGE SEWER SERVICE, INC.	25-65J96-CR	Apr 7, 2027
DJT DEVELOPMENT LLC	25-6HS8A-CR	Sep 17, 2027
DKM Steel Construction Corp.	26-64DPP-CR	Dec 29, 2028
DUN RITE LAWN SPRINKLER SYSTEMS MICHAEL R PIKE	25-65E6V-CR	Apr 2, 2027
Eldor Contracting Corp	24-63SVD-CR	Dec 29, 2026
Eldor Traffic Signal Contracting Corp	24-63SKQ-CR	Dec 29, 2026
Farad Concrete Corporation	26-63HE1-CR	Dec 31, 2028
FOR Hardscapes Corp.	25-65VNK-CR	Apr 9, 2027
Global Stone & Tile, Inc.	24-648XO-CR	Dec 29, 2026
H R Painting JPMM Painting LLC	24-64R7K-CR	Dec 29, 2026
Mayne Construction of Long Island, Inc.	25-6H39T-CR	Oct 1, 2027
RMI Road Markings Inc	26-64NDF-CR	Dec 29, 2028
Tru Paradise Masonry & Design, Inc.	25-64K9U-CR	Jan 6, 2027
TRU-SHEET METAL INCORPORATED	24-637Q9-CR	Dec 29, 2026

Alphabetical order — this site ranks no one. Certificates in the New York State Department of Labor file of Oct 1, 2026. Absence from a list is not proof a contractor is unregistered. How to read this.