Businesses in Madison County, Ohio

As of October 13, 2026, ListRiver's records show 99 active registered businesses in Madison County, Ohio. 83% are LLCs. 21 were formed in September 2026.

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

Businesses on record

Formed in the last 12 months

Formed in September

With a registered agent

27%

27 records

New Madison County businesses per month

Businesses on record by formation month, through September 2026. Monthly Ohio new-business reports · Get the list of 21 new businesses formed in September 2026

Entity types

LLCs82 · 83%
Corporations13 · 13%
Other4 · 4%

Top cities

London48 · 48%
West Jefferson31 · 31%
Mount Sterling12 · 12%
Irwin3 · 3%
Grove City1 · 1%
Hilliard1 · 1%
Sedalia1 · 1%
Washington Court House1 · 1%
South Solon1 · 1%

Top ZIP codes

ZIP 4314048 · 48%
ZIP 4316232 · 32%
ZIP 4314313 · 13%
ZIP 430294 · 4%
ZIP 431531 · 1%
ZIP 431511 · 1%

Industries (where known)

Finance & Insurance3 · 50%
Professional & Technical Services1 · 17%
Administrative & Support Services1 · 17%
Real Estate1 · 17%

Newest business names registered in Madison County

Get all 99 Madison County businesses · see price Just the 50 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	London	LLC	Sep 2026
Name hidden	Washington Court House	LLC	Sep 2026
Name hidden	West Jefferson	LLC	Sep 2026
Name hidden	London	LLC	Sep 2026
Name hidden	West Jefferson	LLC	Sep 2026
Name hidden	London	LLC	Sep 2026
Name hidden	Sedalia	LLC	Sep 2026
Name hidden	London	Other	Sep 2026
Name hidden	London	LLC	Sep 2026
Name hidden	London	LLC	Sep 2026
Name hidden	West Jefferson	LLC	Sep 2026
Name hidden	London	LLC	Sep 2026
Name hidden	West Jefferson	LLC	Sep 2026
Name hidden	London	LLC	Sep 2026
Name hidden	West Jefferson	LLC	Sep 2026
Name hidden	London	LLC	Sep 2026
Name hidden	London	LLC	Sep 2026
Name hidden	Grove City	LLC	Sep 2026
Name hidden	West Jefferson	LLC	Sep 2026
Name hidden	London	LLC	Sep 2026
Name hidden	London	LLC	Sep 2026
Name hidden	West Jefferson	LLC	Aug 2026
Name hidden	West Jefferson	LLC	Aug 2026
Name hidden	London	LLC	Aug 2026
Name hidden	London	LLC	Aug 2026

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Common questions about Madison County businesses

How many businesses are registered in Madison County, Ohio?

ListRiver has 99 active registered businesses in Madison 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 Madison County, Ohio in September 2026?

21 businesses on record in Madison County, Ohio were formed in September 2026.

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

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

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

LLCs are the most common: 82 of 99 businesses on record (83%), followed by Corporations with 13 (13%).

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 Madison County, Ohio?

Use ListRiver's list builder to filter Madison 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/madison-county" title="New businesses in Madison 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/madison-county">Businesses in Madison 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.