Businesses in Union County, Pennsylvania

As of October 12, 2026, ListRiver's records show 3,920 active registered businesses in Union County, Pennsylvania, the 49th most among Pennsylvania counties. 58% are LLCs. 14 were formed in September 2026.

From official Pennsylvania registry records, updated weekly. Look up a Pennsylvania business by name.

Businesses on record

3,920

Formed in the last 12 months

253

Formed in September

With a phone number

10%

393 records

New Union County businesses per month

Businesses on record by formation month, through September 2026. Monthly Pennsylvania new-business reports · Get the list of 14 new businesses formed in September 2026

Entity types

LLCs2,283 · 58%
Corporations1,082 · 28%
Nonprofits441 · 11%
Limited partnerships105 · 3%
Other9 · 0%

Top cities

Lewisburg2,051 · 52%
Mifflinburg925 · 24%
Winfield223 · 6%
New Columbia204 · 5%
Millmont158 · 4%
Allenwood93 · 2%
New Berlin87 · 2%
West Milton53 · 1%
White Deer13 · 0%
Laurelton11 · 0%
Selinsgrove10 · 0%
Hartleton9 · 0%
Weikert8 · 0%
Philadelphia6 · 0%
Milton6 · 0%

Top ZIP codes

ZIP 178372,036 · 52%
ZIP 17844924 · 24%
ZIP 17889224 · 6%
ZIP 17856203 · 5%
ZIP 17845159 · 4%
ZIP 1781093 · 2%
ZIP 1785584 · 2%
ZIP 1788654 · 1%
ZIP 1787013 · 0%
ZIP 1788713 · 0%
ZIP 1783511 · 0%
ZIP 178299 · 0%
ZIP 178858 · 0%
ZIP 178478 · 0%
ZIP 177774 · 0%

Newest business names registered in Union County

Get all 3,920 Union County businesses · see price Just the 34 formed in the last 90 days · see price

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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.

Business	City	Type	Formed
Name hidden	Lewisburg	LLC	Sep 2026
Name hidden	Mifflinburg	LLC	Sep 2026
Name hidden	New Columbia	LLC	Sep 2026
Name hidden	Lewisburg	LLC	Sep 2026
Name hidden	Lewisburg	LLC	Sep 2026
Name hidden	Lewisburg	LLC	Sep 2026
Name hidden	Lewisburg	LLC	Sep 2026
Name hidden	Lewisburg	LLC	Sep 2026
Name hidden	Mifflinburg	LLC	Sep 2026
Name hidden	Mifflinburg	Corporation	Sep 2026
Name hidden	Lewisburg	LLC	Sep 2026
Name hidden	New Columbia	LLC	Sep 2026
Name hidden	Lewisburg	Nonprofit	Sep 2026
Name hidden	Lewisburg	Corporation	Sep 2026
Name hidden	Lewisburg	LLC	Aug 2026
Name hidden	Lewisburg	LLC	Aug 2026
Name hidden	Lewisburg	LLC	Aug 2026
Name hidden	Lewisburg	LLC	Aug 2026
Name hidden	Lewisburg	LLC	Aug 2026
Name hidden	Winfield	LLC	Aug 2026
Name hidden	Mifflinburg	LLC	Aug 2026
Name hidden	New Columbia	LLC	Aug 2026
Name hidden	Lewisburg	Corporation	Aug 2026
Name hidden	Mifflinburg	LLC	Aug 2026
Name hidden	New Columbia	LLC	Aug 2026

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Common questions about Union County businesses

How many businesses are registered in Union County, Pennsylvania?

ListRiver has 3,920 active registered businesses in Union County, Pennsylvania on record as of October 12, 2026, from official Pennsylvania business registry data. Dissolved and defunct businesses are not counted.

How many new businesses were formed in Union County, Pennsylvania in September 2026?

14 businesses on record in Union County, Pennsylvania were formed in September 2026.

How many new businesses opened in Union County, Pennsylvania in the last 12 months?

253 businesses on record in Union County, Pennsylvania were formed in the 12 months through September 2026.

What is the most common type of business in Union County, Pennsylvania?

LLCs are the most common: 2,283 of 3,920 businesses on record (58%), followed by Corporations with 1,082 (28%).

Where does this data come from?

From Pennsylvania'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 Union County, Pennsylvania?

Use ListRiver's list builder to filter Union County, Pennsylvania 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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<div style="max-width:520px"><iframe src="https://listriver.com/embed/new-businesses/pennsylvania/union-county" title="New businesses in Union County, Pennsylvania by month" width="100%" height="370" style="border:0" loading="lazy"></iframe><p style="font:13px sans-serif;margin:4px 0 0">Source: <a href="https://listriver.com/business-lists/pennsylvania/union-county">Businesses in Union County, Pennsylvania</a>, ListRiver</p></div>

About this data

Counts come from official Pennsylvania business registry records on file with ListRiver, current as of October 12, 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.