EIN Search

Instantly search or verify an Employer Identification Number — quickly, accurately, and securely.

Fast, Reliable EIN Lookups You Can Count On

Our EIN lookup service makes it easy and affordable to find EIN numbers for millions of U.S. based corporations. Whether you are vetting vendors, preparing 1099 forms, or onboarding new clients, we provide IRS validated EINs, all sourced from our reliable database of over 20 million records.

Simply enter a business name to search our extensive database and instantly retrieve the correct EIN, address, city, state, ZIP, NCOA status, updates, and related names.

Why Use Our EIN Search Service?

Access To 20 Million EINs

Whether you’re checking business legitimacy, looking up EINs, or onboarding new partners, an EINsearch.com subscription gives you fast, accurate EIN search—one of our powerful verification tools. Stay accurate, prevent fraud, and remain IRS-compliant with every record.

Stay IRS Compliant

Incorrect EINs can trigger P and B Notices and costly IRS fines. Our EIN lookup tool verifies EINs before submission, reducing errors and safeguarding compliance. Prevent penalties, protect your organization, and ensure smooth 1099 processing every time.

Find Missing EINs

Have a business name but no EIN? Our EIN Search tool finds the correct number fast, delivering IRS-verified business data for a precise match. Complete missing records, prevent reporting errors, and keep your filings accurate, compliant, and audit-ready.

KYC & KYB Compliance

EIN Lookup helps fulfill KYC and KYB verification by confirming business legitimacy and ownership details. Instantly detect inconsistencies that signal Red Flag risks, prevent fraud, and meet compliance standards while keeping your records accurate and secure.

Need EINs Regularly?

Need EIN lookups on a regular basis? View our subscription plans designed for frequent searches. Larger teams can submit batch files for a custom quote. Enjoy faster verification, seamless automation, and reliable accuracy with every EIN lookup.

Testimonials

Fast, easy to work with!
“They help us validate our new customers when they come onboard. They are fast, easy to work with and provide updates whenever there are any issues with the IRS. Would recommend!”

D.O.

Brightwheel

Very reliable system!
“The system is very reliable and has proven to be a great source for our business needs.”

Get Movin

Fundraising

A good system!
“Overall, it’s a good system. If I had to hone in on anything, though, it is its simplicity. That makes it so much easier to train everyone else.”

N.P.

Vida Divina

Frequently Asked Questions

Can I look up an EIN by business name?

Absolutely — you can search directly in our platform. Just enter the business name (and any supporting detail like city or address to narrow results) and if we have your record on file, we’ll return matching EIN details instantly.

How long does an EIN search take?

If we have the record you need, TINvalidation delivers it instantly—providing verified business data in real time.

Can you search multiple EINs at once?

Yes — we offer secure batch EIN lookup and reverse EIN search services. After you submit an inquiry, we’ll invite you to send a CSV file for analysis. Our team will review your data and provide a free report showing match rates, verification accuracy, and any potential corrections before you commit. This ensures full transparency, reliable results, and confidence in every search.

Learn how we can help.

Let us show you how our suite of products can help your team work more efficiently - whether it's staying on top of tax compliance, managing vendor files, or streamlining employee onboarding.

Book A Demo

Get EIN Lookup Access Instantly

Whether you’re verifying taxpayer information or preparing 1099 filings, TINvalidate delivers instant, IRS-verified EIN results in real time. Access reliable business data, prevent reporting errors, and maintain full compliance with every search.