About Us – We’ve Closed

Our Mission

We are innovators who inspire hope and confidence through science.
We provide precise, timely and actionable information to promote well-being in the communities we serve.

about us

Assurance Laboratories was founded in 2005 when we saw an unmet need for quick and effortless drug testing for all those who need it. Since then, our organization has grown to deliver unmatched service across all our customers, while constantly pushing forward on technical frontiers and scientific discovery.

Today, our vision remains to be your diagnostic partner of choice to keep your patients safe and improve peoples’ lives.

We achieve our vision daily by focusing on
three key pillars of service:

Know. Care. Progress.

So you can TRUST Assurance Laboratories to give you the insight you need to know quickly, care confidently and keep patients progressing towards well-being.


Assurance Laboratories is a CLIA-certified and CAP accredited lab, and we are proud to say we surpass the quality standards for diagnostic testing. Our second-to-none team makes sure that quality is a top priority since quality is everyone’s responsibility.

Want to learn more?

Please tell us a little bit more about you and we’ll be in touch in 1 business day!

Our Values

  • Transcend customer expectations with superior service and innovation
  • Respect clients and each other by listening and appreciating different perspectives
  • Uphold high standards for accuracy, reliability and continuous improvement
  • Seek novel solutions, be curious and challenge the status quo
  • Thrive as a team with authenticity, accountability and doing the right thing


Our leadership team brings decades of testing experience to deliver the breadth and depth of services that enable you to deliver top-notch services to your patients. We are part of your community and here to help you tackle your testing and characterization challenges with creativity and a sense of purpose. We’d love to get to know you, in the meantime, here’s a little bit about some of our key leaders.

Ilke Panzer

Ilke Panzer


Ilke Panzer is dedicated to drug testing and medication monitoring. Her passion is innovation and successful implementation of medical breakthroughs to solve healthcare issues. Prior to this, Ilke held senior leadership positions with GE Healthcare, Johnson & Johnson, and Versiti/ The Bloodcenter of Wisconsin.

Dr. Mehraboon Irani

Dr. Mehraboon Irani

Medical Director

Dr. Mehraboon Irani, MD, is board-certified in anatomic and clinical pathology and has more than 30 years’ experience in the field.  He is the CLIA Director of Assurance Laboratories and one of his interests is the safe prescribing of medication in modern medicine.

Dr. David Resen

Dr. David Resen

Medical Director

David Resen, MD, is a board-certified anatomic and clinical pathologist. He is committed to high quality laboratory services in drug testing and drug monitoring as well as the development of new laboratory services. He is an accredited Medical Review Officer for Assurance as well.

Jen Gollnick

Jen Gollnick


Jennifer Gollnick, CPA, serves as Controller and Compliance Officer. Jen believes in using timely and accurate data to support decisions and drive continuous improvements. She has previously worked in Finance at the Medical College of Wisconsin and in public accounting, and she is an Army veteran.

Contact Us

Contact us to see how we can partner with you to meet your patients’ and clients’ needs.

1630 Miller Park Way, West Milwaukee, WI 53214



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