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Fire Sprinkler Index

Listings are compiled from public sources (state licensing lists and company websites) and are unverified. A listing is paid advertising, not an endorsement, and license numbers are not verified here.

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MJ Koester Inc.

Bellport, New York · Commercial fire protection ITM

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MJ Koester Inc. is a fire protection contractor based in Bellport, NY. Listed services: fire sprinkler systems. Public record: Nassau County (NY) Fire Marshal (Sprinkler System ITM Contractor license), permit 9699774277437. Details come from public sources and have not been confirmed by the company.

Services

Standards listed here are the usual reference for that service. This directory does not certify compliance. References: NFPA 25.

Where they publish coverage

Bellport, New York and surrounding area

1413 Yarrow Cir, Bellport, NY 11713

Source: public record

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