GENERAL CONTRACTORSPORT WASHINGTON5 LISTED
Let your fingers do the walking.NASSAU · SUFFOLK · NYC EDGE

General Contractors in Port Washington, NY

5 general contracting businesses with a listing in Port Washington, NY. Listed A to Z. Nobody pays to sit higher.

#
915 Construction & Design
Port Washington, NY(516) 924-2400
residential construction, remodeling and renovation company
C
Cow Bay Contracting
Port Washington, NY(516) 883-8484
GENERAL CONSTRUCTION, LANDSCAPING, IRRIGATION, SNOW REMOVAL, MASONRY
H
Handyman Express
Port Washington, NY(516) 924-2400
Painting • Masonry • Carpentry • Power Washing
N
Nine 1 Five Construction & Design
Port Washington, NY(516) 924-2400
General contractors and custom renovators
S
Sienko's Construction LLC
Port Washington, NY(516) 852-6317
BATHROOMS KITCHENS SPACKLE PAINTING FRAMING DRYWALL BASEMENTS CUSTOM CARPENTRY WINDOWS D…

Permits, licensing & utilities

Official sources for Port Washington, NY. Links go to the agency's own page. Last checked September 2026.
Nassau County Office of Consumer Affairs
Home improvement contractor licenses & lookupOpen →
Nassau County Department of Health
Septic, cesspool, food-service permitsOpen →
PSEG Long Island
Electric service, new connections, outagesOpen →
National Grid — Long Island (gas)
Gas service, meter work, gas emergenciesOpen →
Dig Safely New York — Call 811
Required before excavation; free utility mark-outOpen →

Which town am I in?

Long Island addresses use hamlet names (e.g. "Hicksville") but permits come from the town (Oyster Bay) or an incorporated village. If you're not sure, look up the address on the county assessor's site or ask the town clerk before you file.

General Contractors in nearby towns

Syosset, NY4

Other trades in Port Washington

All 11 businesses in Port Washington · All General Contractors on Long Island & NYC