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How can we help you today?

We welcome all questions and comments (and RFQs and purchase orders)! We will respond within 24 hours of receiving your inquiry. Thank you!

Customer Service

If you need immediate assistance, please use the numbers listed below:

Toll Free: 800-628-8834
Phone: +1-919-790-2371

You may also contact us using our chat messenger. Our service department is available to chat between 8am-5pm EST. If you message us outside of those hours, your inquiry will be emailed and we will respond as soon as we can.


Customers desiring to return a product to Martek for repair should contact the Service Department by telephone at (800) 628-8834, fax (919) 790-2375, or email to obtain return authorization.

You can also fill out the return or repair request form on our Services page here

The following information is required:

  • Complete model number and serial number of the product.
  • A brief description of the problem.

All shipments to Martek must be freight prepaid and addressed as follows:

5201 Old Poole Road
Raleigh, NC 27610
Attn: Repair Department

A complete and detailed statement of the reason for return should accompany the unit. If possible, include a copy of sample reading or a printout.

Returned units should be packed as well as they were when first shipped. If possible, use the original packing. Do not return detachable cords or manuals with the unit.

Martek Instruments does not require an RMA (Return Material Authorization) number. However, if you would like one, please contact us directly and we will provide one.

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