Welcome to TINvalidation.com
TINvalidation.com offers quick, secure, and IRS-verified methods for confirming TINS, empowering businesses in any industry to become compliant, diminish fraud, and free-up precious time. Whether you’re onboarding vendors, filing 1099s, or running Know Your Customer (KYC) checks, the platform is designed to meet your needs at scale.
We provide three essential services — Bulk TIN Matching, EIN Search, and TIN Validation for small businesses to fortune 500 companies — all of which simplify verification, enhance data accuracy, and allow your firm to comply with federal regulations more efficiently.

SAve Time
Comply With Federal Laws
Reduce Fraud
Support
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Bulk TIN Matching
Validate thousands of TIN name combinations in one upload. Ideal for high volume businesses, such as payroll providers, tax professionals and the like. Just upload your file, and get a fully structured and easy-to-read search result in just a few seconds. Our bulk tool is specifically formulated to keep you IRS-compliant without slowing down workflow.
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EIN Search
Searching for the Employer Identification Number for a company? Our EIN Lookup tool provides immediate access to over 20+ million EIN records. Perfect for due diligence, financial onboarding, and AML compliance, this solution aids you in verifying companies before you do business with them.
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TIN Matching
Do you need to verify just a business name and TIN combination? Our one-by-one validation tool accesses IRS databases in real time, meaning when you validate an SSN, EIN, or ITIN, you will receive an immediate report. Whether you’re a contractor or verifying tax data, this fast, secure service is perfect for fortune 500’s, small businesses, tax professionals, bookkeepers, and procurement departments alike.

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Why Choose TINvalidation.com?
TINvalidation.com is the provider of choice for individual, small business, and enterprise-level users who demand the highest quality services, including speed, accuracy, and data security. Whether you’re doing a search for a single individual or need a seamless and robust way to verify clients in volume using our API, we help you stay compliant and effective.
- IRS-verified accuracy to ensure your data meets regulatory requirements
- User-friendly interface suitable for both occasional and enterprise users
- Results in seconds, no long waits or batch processing delays
- Encrypted and secure platform to protect your sensitive data
- API access is available for automation and seamless integration
- Reliable customer support from a team that understands compliance
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
Make Your Business Faster, Safer, & Smarter
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Save Time & Labor
Forget about the hassle of manual data input and lengthy processing. With TINvalidation.com, you’ll receive instant results in just seconds, neatly formatted and ready to use. Our API is designed to be automated and allows you to check data off your list, en masse, without even raising a finger. Get invaluable access to millions of TIN database records in a matter of seconds and keep your system running smoothly!
Comply With Federal Laws
If it’s compliance you came for, be that Know Your Customer (KYC), Anti-Money Laundering (AML), or 1099 tax reporting, we more than have you covered. Our tools are based on new IRS rules and will assist your organization in avoiding fines, penalties, and P & B Notices through TIN Validation compliance.