PMI's Facilities

ISO9001:2008 Certified


Planar Monolithics Industries presently has four facilities as follows:

  • Production and Engineering: 7311-F Grove Road, Frederick, MD 21704, approximately 6,000 sq. ft.


  • Machine Shop, Accounting, Engineering Support, Clean Room, Sales and Marketing Expansion: 5715 Industry Lane, Frederick, MD 21704, approximately 5,000 sq. ft.
  • Engineering and Production: 4921 Robert Matthews Parkway, Suite 100, El Dorado Hills, CA 95722, approximately 5,000 sq. ft.

The West Coast facility came about due to PMI’s acquisition of all assets and IP of HARI, LLC (formerly Genesis Microwave) (

  • Corporate Offices: 6590 Waters Edge Ct, New Market, MD 21774, approximately 4,000 sq. ft.

All PMI products are proudly designed, manufactured, and tested in the U.S.A.  

Manufacturing & Assembly Photos:


Electrical Test Photos:


Engineering Location Photos:


Machine Shop Photos: