Facility Maintenance Contractors in Port Jefferson, New York

1 listing: 1 HVAC, 1 plumbing. From OpenStreetMap; call to confirm they take commercial work.

Who Services Commercial Buildings in Port Jefferson, New York?

We list 1 maintenance contractor in Port Jefferson: 1 HVAC, 1 plumbing. 1 list a phone number and 0 a website. Nearby options include Smithtown, Holbrook, Yaphank. Ask each whether they take commercial work, then check the license and insurance.

Updated November 6, 2026 · Source: OpenStreetMap (refreshed November 6, 2026).

James Henderson Plumbing & Heating

202 East Main Street, Port Jefferson

HVACPlumbingPhone listedSource: OSM

Maintaining a Building in Port Jefferson

HVAC (1 here): facilities usually schedule HVAC contractors at least twice a year, before cooling and heating seasons. Questions to ask.
Plumbing (1 here): facilities usually schedule plumbers yearly for backflow tests and water heaters, plus repairs as needed. Questions to ask.

No electrical, roofing are mapped in Port Jefferson yet; many serve the wider area, so check New York and the nearby listings below. For cleaning, see cleaning.broker.

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