Cherney Microbiological Services, LTD.

Your trusted testing partner for over 30 years
Headquartered in Green Bay, WI - servicing clients all over the United States.
Contact our team today to find out more!
About Us

Cherney Expands to Baraboo!

Cherney Purchases Foremost Farms Office Building


Learn More Now - Check out our Blog and Announcement

Testing Services

Testing Services 

Cherney Microbiological Services started over 30 years ago with our Founder & Chair of the Board Deb Cherney in a single incubator. As time passed, the need for food safety grew... which meant we did too! Cherney is a full-service 3rd party lab provider with many capabilities. 

Check out our Testing Page to see a full list of our testing services.

Cherney College

Cherney College

Cherney has always been about educating and sharing our knowledge with people in many different industries. With years of experience within our staff, Cherney College strives to provide you with the tools you need to help ensure food safety, maintain environmental sanitation, and much more.
Check our Cherney College page to learn more!
Proficiency Testing


Cherney is an ISO 17043 accredited proficiency testing lab. Our programs help to ensure your team is generating accurate and precise results. With 7 total programs, we have something for everyone - and if not, we work with you to develop one that suits your needs! 

Check our Proficiency Page to see our programs!

Cherney Blog - Learning

Cherney Blog

As a lab testing facility, each and every one of us in the lab has knowledge that is invaluable. Our blog is a way to share what we have learned, what we have experienced, and what we want you - our partners - to know.

Check out our Blog Page to see what is new!


Check out our Proficiency Calendar!

Don't miss any deadlines for your proficiency program. 

Also, check out our new programs for 2021!

2021 Proficiency Caldendar

Have a question and not able to give us a call?

Check out our FAQ pages! These are resources to help answer questions you may have.

If your question is not there, but feel it should be - do not hesitate to let us know! We are happy to add it to our list. 


Biological Scope: Cert# 2986.01
Chemical Scope: Cert# 2986.04
Proficiency Scope:  Cert# 2986.02

Cherney Microbiological Services, Ltd. is an ISO 17025 and ISO 17043 accredited food testing laboratory and proficiency program provider that provides partnerships for companies by mitigating risk through proactive testing approaches, continual improvement and a daily focus on quality.