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New Professional Services Companies in Nassau County, New York

414 registered in the last 90 days · updated October 8, 2026

Reach new professional services companies in Nassau County

414 new professional services companies registered here in the last 90 days. Start a free trial to see them all — names, addresses, and owners — and filter Nassau County by industry in your dashboard.

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Most recent filings

Akaz Consulting LLC

LLC · Williston Park · July 10, 2026

Laii Management LLC

LLC · Great Neck · July 10, 2026

Luminoai Consulting LLC

LLC · Albany · July 10, 2026

Sterlingrisk Underwriting Services LLC

LLC · Woodbury · July 10, 2026

Debra'S Mobile Notary Public Services LLC

LLC · Freeport · July 10, 2026

Steven Suntzenich Consulting INC.

Corporation · Massapequa · July 10, 2026

Healthops Solutions LLC

LLC · Valley Stream · July 10, 2026