New Businesses Filed in New Haven, CT

2,693 newly registered businesses tracked in New Haven, Connecticut. Browse by category or see the latest filings below.

Updated September 26, 2026 · Most recent business filing Sep 24, 2026

2,693
Total Filings
114
Last 30 Days
20
Categories
Scout the DayOneLead fox fishing in front of a Connecticut state outline

Every new Connecticut filing, every day

See how it works

About New New Haven Businesses

New Haven, CT has 2,693 newly registered businesses in our database. 114 of those landed in the past 30 days. We refresh this page daily as new New Haven companies appear in the Connecticut Division of Corporations records.

The most active industries in New Haven are Real Estate (23), Construction (21), and Cleaning Services (14). Use the category list below to narrow the results to a single industry, or scroll down for the most recent records of any type.

Every entry shows the business name, filing date, and category, plus verified owner and contact information where we have it. The latest New Haven business filing was recorded on Sep 24, 2026. You can jump back to the full Connecticut view any time to compare New Haven against other markets.

Business Categories

Real Estate23Construction21Cleaning Services14Home Services14Food & Beverage10Restaurant10Healthcare9Business Consulting8Financial Services8General Business Services8
Browse this city by filing month ›

Selected Filings

Harold & Hart LLCVerified
Disability Support Services·New Haven, CT · New Haven Co.
Jan 27, 2026
NatcycleVerified
Waste reduction and recycling services·NEW HAVEN, CT · New Haven Co.
Aug 9, 2025
Foxon Smoke ShopVerified
Cannabis Dispensary·New Haven, CT · New Haven Co.
Jul 11, 2025
GroundworksVerified
Home Repair & Foundation Services·New Haven, CT · New Haven Co.
Sep 24, 2026
Eugenia CareVerified
Home Care Services·New Haven, CT · New Haven Co.
Sep 24, 2026
Freestyle Braids BeautyVerified
Hair Salon·New haven, CT · New Haven Co.
Sep 14, 2026
Mia's DaycareVerified
Childcare·New Haven, CT · New Haven Co.
Sep 11, 2026
DC TransportationVerified
New Haven, CT · New Haven Co.
Sep 8, 2026
Brennan Advisory PointVerified
Management Consulting·New haven, CT · New Haven Co.
Aug 31, 2026
Castle Garage DoorVerified
Garage door services·New Haven, CT · New Haven Co.
Aug 23, 2026
Browse verified business filings by month ›

Frequently Asked Questions

How many new businesses are registered in New Haven, CT?

DayOneLead tracks 2,693 newly registered businesses in New Haven, with about 114 added in the last 30 days.

How fresh is the New Haven business data?

We refresh this page every day from the Connecticut Division of Corporations. The latest New Haven business filing we recorded was on Sep 24, 2026.

What are the most common new businesses in New Haven?

The most active industries among new New Haven registrations are Real Estate, Construction, and Cleaning Services. You can filter by any category to narrow the list.

What information is included for each New Haven business?

Each entry shows the business name, filing date, and category, plus a verified owner name, phone, email, and website wherever we can confirm them.

Turn fresh new businesses into your next customers

We find newly registered businesses, verify their contact details, and build the campaign. You review everything before anything sends.

Build My Campaign Free ›