Businesses in Riverhead, New York

As of October 15, 2026, ListRiver's records show 4,842 active registered businesses in Riverhead, New York. 51% are Corporations. 16 were formed in September 2026.

From official New York registry records, updated weekly. Most Riverhead businesses are in Suffolk County. Look up a New York business by name.

Businesses on record
4,842
Formed in the last 12 months
292
Formed in September
16
With a registered agent
15%
715 records

New Riverhead businesses per month

02040Oct 2024: 21Oct 24Nov 2024: 21Dec 2024: 13Jan 2025: 192025Feb 2025: 27Mar 2025: 28Apr 2025: 38May 2025: 28Jun 2025: 22Jul 2025: 25Aug 2025: 24Sep 2025: 29Oct 2025: 29Nov 2025: 19Dec 2025: 24Jan 2026: 232026Feb 2026: 33Mar 2026: 33Apr 2026: 40May 2026: 25Jun 2026: 20Jul 2026: 19Aug 2026: 11Sep 2026: 16

Businesses on record by formation month, through September 2026. Monthly New York new-business reports · Get the list of 16 new businesses formed in September 2026

Entity types

  • Corporations2,471 · 51%
  • LLCs2,242 · 46%
  • Other91 · 2%
  • Limited partnerships28 · 1%
  • LLPs9 · 0%
  • Nonprofits1 · 0%

Top ZIP codes

Newest business names registered in Riverhead

Opens the list builder with Riverhead already selected, so you see the exact count and price before you buy. Your list includes addresses, counties, registered agents and more.

See the business names

Enter your email and we'll send you a 6-digit code. Confirm it to see the newest businesses registered in Riverhead, and on every ListRiver business-list page for 30 days. Free, no account needed.

We may send you occasional emails about ListRiver business data; unsubscribe any time. Privacy · Members: sign in

We emailed a 6-digit code to . Enter it here, or click the link in the email.

Not there? Check your spam or promotions folder.

This is a small sample, not the full list. To keep automated scrapers from copying our data, we only show a handful of records on public pages. Your downloaded list includes every matching business.

BusinessCityTypeFormed
Name hiddenRiverheadCorporationOct 2026
Name hiddenRiverheadLLCOct 2026
Name hiddenRiverheadLLCOct 2026
Name hiddenRiverheadLLCSep 2026
Name hiddenRiverheadLLCSep 2026
Name hiddenRiverheadLLCSep 2026
Name hiddenRiverheadCorporationSep 2026
Name hiddenRiverheadLLCSep 2026
Name hiddenRiverheadLLCSep 2026
Name hiddenRiverheadLLCSep 2026
Name hiddenRiverheadCorporationSep 2026
Name hiddenRiverheadCorporationSep 2026
Name hiddenRiverheadCorporationSep 2026
Name hiddenRiverheadLLCSep 2026
Name hiddenRiverheadCorporationSep 2026
Name hiddenRiverheadLLCSep 2026
Name hiddenRiverheadLLCSep 2026
Name hiddenRiverheadLLCSep 2026
Name hiddenRiverheadLLCSep 2026
Name hiddenRiverheadLLCAug 2026
Name hiddenRiverheadCorporationAug 2026
Name hiddenRiverheadLLCAug 2026
Name hiddenRiverheadCorporationAug 2026
Name hiddenRiverheadCorporationAug 2026
Name hiddenRiverheadLLCAug 2026

Build your Riverhead business list

See the exact count and price as you filter by county, city, ZIP, entity type and formation date. Download a CSV right away and get monthly refreshes. Verified businesses can pay 20% today and the rest over 6 months with Pay-in-6™, building business credit as they pay.

Own a business in Riverhead?

Before a lender reads your application, its verification system checks your state filing, your exact legal name and your domain against each other. When they don't agree, you're declined and never told why.

Run the same checks free with our affiliated company, Peak Discounters. No account, no card, under a minute.

Common questions about Riverhead businesses

How many businesses are registered in Riverhead, New York?

ListRiver has 4,842 active registered businesses in Riverhead, New York on record as of October 15, 2026, from official New York business registry data. Dissolved and defunct businesses are not counted.

How many new businesses were formed in Riverhead, New York in September 2026?

16 businesses on record in Riverhead, New York were formed in September 2026.

How many new businesses opened in Riverhead, New York in the last 12 months?

292 businesses on record in Riverhead, New York were formed in the 12 months through September 2026.

What is the most common type of business in Riverhead, New York?

Corporations are the most common: 2,471 of 4,842 businesses on record (51%), followed by LLCs with 2,242 (46%).

Where does this data come from?

From New York's official business registry. ListRiver loads each new state file, standardizes it, removes duplicates and updates its database weekly. Email and industry details are added from SMBCredit.net where available.

How do I get a list of businesses in Riverhead, New York?

Use ListRiver's list builder to filter Riverhead, New York businesses by entity type, formation date, industry and contact details, see the exact count and price, and download a CSV. Every list includes monthly refresh files.

More New York business lists

Put this chart on your website

Free to use on any site, and it updates itself every month. Copy this code and paste it into your page. Preview the chart.

About this data

Counts come from official New York business registry records on file with ListRiver, current as of October 15, 2026. They include businesses that are active on the state register; dissolved and defunct entities are excluded. Contact details are added from SMBCredit.net where available. Formation months reflect the registration date the state reports. See the methodology for sources, update schedules and known limits.