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About Us

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Meet the Team

the experience you need for the best results

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Paul Joslin, MD

Chief Executive Officer

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Josh Kollmeyer, MLS (ASCP)

Laboratory Director

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Anthony David

Chief Operations Officer

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Vicky Shade

Executive Vice President

About Green Precision Analytics

Effective 10/10/2020

GPA Labs is a licensed Missouri Medical Marijuana Testing Facility located in Kansas City. With over 20 years of medical diagnostic laboratory testing expertise, CEO Paul Joslin, MD and Director Josh Kollmeyer, MLS (ASCP) have operated a medical diagnostic laboratory, collaborating to meet stringent CMS regulatory standards, master QA, QC and proficiency testing protocols, integrate results reporting with multiple user interfaces, streamline workflow and reduce turnaround time for unparalleled customer satisfaction-providing over a million accurate and reliable test results per year for our physician customers. Now, that experience will be put to work ensuring the safety and quality of Missouri medical cannabis flower, manufactured and infused medical cannabis products, and hemp- derived CBD products for cultivators, manufacturers, dispensaries, and patients in Missouri.

COO Anthony David, a USMC veteran, has over 15 years of industry experience and has developed extensive insight into cultivation, extraction, manufacturing, regulatory, testing and retail cannabis operations. His experience can be invaluable in helping our customers navigate the complexities of this evolving industry.

Executive Vice President Vicky Shade is a 20 year veteran of the regulated transportation industry and brings expertise in routing, tracking inventory and security to ensure your products are sampled and transported utilizing a safe, timely, careful, and compliant protocol. Our sampling and collection services will leave you comfortable, confident, and satisfied.

The people of Missouri voted to approve that cannabis be used as medical treatment. Ensure your products are being tested and approved with the same attention to accuracy and consistency demanded by physicians, patients and regulators in other aspects of medical care.

Let GPA Labs sample, analyze and certify your Missouri Medical Cannabis products and provide you with worry-free, hassle-free and rapid certification to help you get your products to dispensaries where they can benefit Missouri Patients and Veterans. 

Take a Look Inside Our
State-of-the Art Testing Facility

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Working with Green Precision Analytics is So Easy!

We've simplied the cannabis testing process and made it easy & stress-free.

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Contact us now

Call us now or submit our online form. We will reply ASAP to schedule customized testing for your needs.


Complete testing

We will arrange for professional & secure sample pickup and complete all testing that meets or exceeds standards.


Get your test results!

You’ll have peace of mind knowing your cannabis product has been tested by professionals.