Businesses in New Castle, Colorado

As of October 11, 2026, ListRiver's records show 1,050 active registered businesses in New Castle, Colorado. 80% are LLCs. 10 were formed in September 2026.

From official Colorado registry records, updated weekly. Most New Castle businesses are in Garfield County. Look up a Colorado business by name.

Businesses on record
1,050
Formed in the last 12 months
174
Formed in September
10
With a phone number
5%
48 records

New New Castle businesses per month

02040Oct 2024: 12Oct 24Nov 2024: 7Dec 2024: 4Jan 2025: 112025Feb 2025: 9Mar 2025: 7Apr 2025: 8May 2025: 8Jun 2025: 10Jul 2025: 4Aug 2025: 9Sep 2025: 14Oct 2025: 14Nov 2025: 9Dec 2025: 15Jan 2026: 142026Feb 2026: 12Mar 2026: 12Apr 2026: 31May 2026: 15Jun 2026: 18Jul 2026: 12Aug 2026: 12Sep 2026: 10

Businesses on record by formation month, through September 2026. Monthly Colorado new-business reports · Get the list of 10 new businesses formed in September 2026

Entity types

  • LLCs842 · 80%
  • Corporations127 · 12%
  • Nonprofits71 · 7%
  • LLPs7 · 1%
  • Limited partnerships3 · 0%

Newest business names registered in New Castle

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Common questions about New Castle businesses

How many businesses are registered in New Castle, Colorado?

ListRiver has 1,050 active registered businesses in New Castle, Colorado on record as of October 11, 2026, from official Colorado business registry data. Dissolved and defunct businesses are not counted.

How many new businesses were formed in New Castle, Colorado in September 2026?

10 businesses on record in New Castle, Colorado were formed in September 2026.

How many new businesses opened in New Castle, Colorado in the last 12 months?

174 businesses on record in New Castle, Colorado were formed in the 12 months through September 2026.

What is the most common type of business in New Castle, Colorado?

LLCs are the most common: 842 of 1,050 businesses on record (80%), followed by Corporations with 127 (12%).

Where does this data come from?

From Colorado'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 New Castle, Colorado?

Use ListRiver's list builder to filter New Castle, Colorado 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.

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About this data

Counts come from official Colorado business registry records on file with ListRiver, current as of October 11, 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.