Businesses in Hamilton, Ohio

As of October 13, 2026, ListRiver's records show 364 active registered businesses in Hamilton, Ohio, the 21st most among Ohio cities. 85% are LLCs. 75 were formed in September 2026. That is 1% of all Ohio businesses on record.

From official Ohio registry records, updated weekly. Most Hamilton businesses are in Butler County. Look up a Ohio business by name.

Businesses on record

364

Formed in the last 12 months

270

Formed in September

With a registered agent

22%

80 records

New Hamilton businesses per month

Businesses on record by formation month, through September 2026. Monthly Ohio new-business reports · Get the list of 75 new businesses formed in September 2026

Entity types

LLCs309 · 85%
Corporations44 · 12%
Other6 · 2%
Nonprofits3 · 1%
Limited partnerships2 · 1%

Top ZIP codes

ZIP 45011217 · 60%
ZIP 4501397 · 27%
ZIP 4501548 · 13%
ZIP 450141 · 0%
ZIP 452301 · 0%

Newest business names registered in Hamilton

Get all 364 Hamilton businesses · see price Just the 159 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	Hamilton	LLC	Oct 2026
Name hidden	Hamilton	LLC	Oct 2026
Name hidden	Hamilton	LLC	Oct 2026
Name hidden	Hamilton	LLC	Sep 2026
Name hidden	Hamilton	LLC	Sep 2026
Name hidden	Hamilton	LLC	Sep 2026
Name hidden	Hamilton	LLC	Sep 2026
Name hidden	Hamilton	LLC	Sep 2026
Name hidden	Hamilton	LLC	Sep 2026
Name hidden	Hamilton	LLC	Sep 2026
Name hidden	Hamilton	LLC	Sep 2026
Name hidden	Hamilton	LLC	Sep 2026
Name hidden	Hamilton	LLC	Sep 2026
Name hidden	Hamilton	LLC	Sep 2026
Name hidden	Hamilton	LLC	Sep 2026
Name hidden	Hamilton	LLC	Sep 2026
Name hidden	Hamilton	LLC	Sep 2026
Name hidden	Hamilton	LLC	Sep 2026
Name hidden	Hamilton	LLC	Sep 2026
Name hidden	Hamilton	LLC	Sep 2026
Name hidden	Hamilton	LLC	Sep 2026
Name hidden	Hamilton	LLC	Sep 2026
Name hidden	Hamilton	LLC	Sep 2026
Name hidden	Hamilton	LLC	Sep 2026
Name hidden	Hamilton	LLC	Sep 2026

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Common questions about Hamilton businesses

How many businesses are registered in Hamilton, Ohio?

ListRiver has 364 active registered businesses in Hamilton, 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 Hamilton, Ohio in September 2026?

75 businesses on record in Hamilton, Ohio were formed in September 2026.

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

270 businesses on record in Hamilton, Ohio were formed in the 12 months through September 2026.

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

LLCs are the most common: 309 of 364 businesses on record (85%), followed by Corporations with 44 (12%).

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 Hamilton, Ohio?

Use ListRiver's list builder to filter Hamilton, 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.

More Ohio business lists

Franklin County Cuyahoga County Hamilton County Summit County Montgomery County Lucas County Stark County Delaware County Butler County Warren County Lorain County Lake County Mahoning County Medina County Greene County Trumbull County Portage County Licking County Geauga County Clermont County Wood County Fairfield County Wayne County Union County Clark County Hancock County Miami County Richland County Allen County Washington County Defiance County Tuscarawas County Clinton County Holmes County Erie County Columbiana County Muskingum County Ashtabula County Knox County Athens County Pickaway County Fulton County Marion County Seneca County Shelby County Scioto County Jefferson County Ross County Auglaize County Belmont County Logan County Huron County Ottawa County Ashland County Darke County Mercer County Williams County Sandusky County Madison County Guernsey County Lawrence County Crawford County Champaign County Brown County Coshocton County Adams County Putnam County Morrow County Henry County Van Wert County Perry County Columbus Cincinnati Cleveland Toledo Dublin Dayton Akron Canton Beachwood North Canton Westerville Mason Youngstown Independence West Chester Westlake Chagrin Falls Solon Hilliard Moraine Blue Ash Powell New Albany Medina Miamisburg Delaware Hudson Findlay Reynoldsburg Strongsville Mentor Perrysburg Worthington Middletown Maumee Grove City Defiance Beavercreek Lewis Center Springfield Kent Wooster Warren Wilmington Loveland Fairfield Lakewood Marietta Cuyahoga Falls Parma Lima Newark Painesville Richfield Twinsburg Canfield Shaker Heights Pickerington Mansfield Marysville

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<div style="max-width:520px"><iframe src="https://listriver.com/embed/new-businesses/ohio/hamilton" title="New businesses in Hamilton, 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/hamilton">Businesses in Hamilton, 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.