Proudly COR CertifiedTrusted WorldwideCOR crest
A symbol of trust for seventy-five years

The kosher mark the world knows by sight.

For seventy-five years, the COR seal has told shoppers that a product meets the highest standard of kosher supervision — on more than 120,000 products around the world.

Trusted by
Kellogg'sKellogg'sGeneral MillsGeneral MillsAgropurAgropurNestléNestléMcCormickMcCormickCargillCargill
75+
Years in business
120K+
Products certified
1,200+
Facilities certified
15M
Kosher-observant consumers in North America
For food companies

Are your products kosher certified?

COR certification assures consumers they're buying the highest-quality kosher products — and opens the door to new markets around the world. Every applicant is paired with a dedicated Rabbinic Coordinator from the very first call.

Get Certified →
COR coordinators inspecting a certified confectionery production line
The process

Five easy steps to kosher certification

We've streamlined the process so you can focus on growing your business. Our staff walks you through every stage of establishing a kosher program that's right for your company.

1

Application

Submit your application online, or call (800) 555-0199 and we'll walk you through it.

2

Application Review

A senior Rabbinic Coordinator reviews your application and arranges an initial inspection visit.

3

Initial Inspection

Your coordinator visits your facility to evaluate what's needed to set up your kosher program.

4

Contract

We draft an agreement outlining the terms, requirements, and obligations of certification.

5

Letter of Certification

You're approved to carry the COR seal — trusted by consumers around the world.

Ready to establish your kosher program?

Give your customers the assurance of quality with the COR seal — used on over 120,000 products worldwide.

Get Certified Today →
Shoppers at a kosher meat counter, decades ago
A symbol of trust

Seventy-five years serving the community

Our kosher certification trademark is used on over 120,000 products around the world. We certify more than 1,200 facilities — from startups to some of the world's largest brands, including PepsiCo, Kraft Heinz, Mondelez, and Kellogg's — across retail, foodservice, and private label.

Learn about us
Where COR stands

Big enough for global brands. Small enough to still answer the phone.

Testimonials

Hear what people say about us

Thankfully, we contacted COR. They shared all needed information and provided step-by-step instructions of the process. Whenever we have questions, we always receive responses super-fast.

Stanislav Marchenko
BCC Packaging

Our company has found the certification process and user experience with COR extremely positive. COR and Rabbi Rosen are readily available to answer any questions.

Katie Richards
Operations Manager, Sweetapolita

Our experience with COR as our Kosher/Vegan certifier has been excellent. The website is well organized and it's very simple to upload vendor certificates — the approval process is quick and efficient.

Connie Wren
Compliance Coordinator, The Metropolitan Tea Company
For consumers

Everything you need for a kosher Passover

Product lists, magazine features, and answers from our rabbinic coordinators — all in one place.

Talk to a coordinator