Visit PTL

We welcome the opportunity to meet with you personally at our facility in Downers Grove, just west of Chicago.

Take a tour of our laboratory, including an overview of our instrumentation, and have an interactive discussion to address your unique particle characterization needs.

Please Note: Due to COVID-19, virtual audits may be conducted in lieu of in person visits.

PTL is committed to maintaining a safe and healthy workplace for our employees and clients. We are closely monitoring the ongoing COVID-19 coronavirus pandemic and abiding by the guidelines and recommendation of the CDC (Centers for Disease Control and Prevention) and Illinois Department of Health & Safety.

Anyone who must physically visit the premises is being asked to adhere to safety protocols to help prevent the spread of COVID-19. Face masks are required for all visitors. Thank you for your understanding and participation in helping to keep our environment safer for us all.

Directions, Map and Hotel Flyer

Click here to download a map, directions from airports, rail travel, and hotel information.  

Downloadable PDF
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For Visitor Safety

To help ensure the health and safety of all visitors to Particle Technology Labs, we ask that you take a few minutes to review the following information prior to your visit of our facility.

In order to be permitted to enter the laboratory where hazardous chemicals may be present, open-toed shoes are not permitted and eye protection must be worn at all times. Disposable safety glasses are available to all visitors. Prescription glasses are also considered acceptable eye protection. Should you have any particular allergies or health concerns please notify your host before entering the laboratory. Please be aware of possible allergens that may be present in the laboratory. These include, but are not limited to:

• Antibiotics
• Nuts/Nut Oils
• Wheat/Flour
• Dairy Powders that include Milk, Lactose or Whey

We would be happy to address any additional safety questions you may have prior to your visit. Please feel free to contact us at any time.