Businesses in Mercer County, Ohio

As of October 13, 2026, ListRiver's records show 104 active registered businesses in Mercer County, Ohio. 86% are LLCs. 25 were formed in September 2026.

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

Businesses on record

104

Formed in the last 12 months

Formed in September

With a phone number

5 records

New Mercer County businesses per month

Businesses on record by formation month, through September 2026. Monthly Ohio new-business reports · Get the list of 25 new businesses formed in September 2026

Entity types

LLCs89 · 86%
Corporations10 · 10%
Other5 · 5%

Top cities

Celina58 · 56%
Coldwater19 · 18%
Saint Henry15 · 14%
Fort Recovery5 · 5%
Maria Stein3 · 3%
Mendon2 · 2%
Rockford2 · 2%

Top ZIP codes

ZIP 4582258 · 56%
ZIP 4582819 · 18%
ZIP 4588315 · 14%
ZIP 458465 · 5%
ZIP 458603 · 3%
ZIP 458822 · 2%
ZIP 458622 · 2%

Newest business names registered in Mercer County

Get all 104 Mercer County businesses · see price Just the 55 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	Saint Henry	LLC	Sep 2026
Name hidden	Coldwater	LLC	Sep 2026
Name hidden	Celina	LLC	Sep 2026
Name hidden	Coldwater	LLC	Sep 2026
Name hidden	Celina	LLC	Sep 2026
Name hidden	Coldwater	LLC	Sep 2026
Name hidden	Saint Henry	LLC	Sep 2026
Name hidden	Celina	LLC	Sep 2026
Name hidden	Fort Recovery	LLC	Sep 2026
Name hidden	Coldwater	LLC	Sep 2026
Name hidden	Celina	LLC	Sep 2026
Name hidden	Celina	LLC	Sep 2026
Name hidden	Maria Stein	LLC	Sep 2026
Name hidden	Celina	LLC	Sep 2026
Name hidden	Celina	LLC	Sep 2026
Name hidden	Celina	LLC	Sep 2026
Name hidden	Celina	LLC	Sep 2026
Name hidden	Celina	LLC	Sep 2026
Name hidden	Celina	LLC	Sep 2026
Name hidden	Coldwater	LLC	Sep 2026
Name hidden	Maria Stein	LLC	Sep 2026
Name hidden	Celina	LLC	Sep 2026
Name hidden	Fort Recovery	LLC	Sep 2026
Name hidden	Celina	LLC	Sep 2026
Name hidden	Celina	LLC	Sep 2026

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Common questions about Mercer County businesses

How many businesses are registered in Mercer County, Ohio?

ListRiver has 104 active registered businesses in Mercer County, Ohio on record as of October 13, 2026, from official Ohio business registry data. Dissolved and defunct businesses are not counted.

How many new businesses were formed in Mercer County, Ohio in September 2026?

25 businesses on record in Mercer County, Ohio were formed in September 2026.

How many new businesses opened in Mercer County, Ohio in the last 12 months?

78 businesses on record in Mercer County, Ohio were formed in the 12 months through September 2026.

What is the most common type of business in Mercer County, Ohio?

LLCs are the most common: 89 of 104 businesses on record (86%), followed by Corporations with 10 (10%).

Where does this data come from?

From Ohio'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 Mercer County, Ohio?

Use ListRiver's list builder to filter Mercer County, Ohio 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/ohio/mercer-county" title="New businesses in Mercer County, Ohio 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/ohio/mercer-county">Businesses in Mercer County, Ohio</a>, ListRiver</p></div>

About this data

Counts come from official Ohio business registry records on file with ListRiver, current as of October 13, 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.