About MWS

Since 2016, Millimeter Wave Systems, LLC is a U.S. Small Business located in Amherst, Massachusetts, USA specializing in millimeter wave and microwave hardware solutions including subsystems, modules, components & Antennas.

What We Do

Our experience includes: miniaturized multi-function phased-array modules for radar; quantum-limited cryogenic parametric amplifiers for quantum computers; latching circulators; space-qualified millimeter wave hardware; frequency converters and antennas.

Since 2016

MWS, LLC is an ITAR Registered U.S. WOSB (Woman Owned Small Business). Staff includes industry experts responsible for the design, fabrication and qualification of products. We are focused on providing innovative, high quality products along with responsive customer service.

Capabilities & Facilities

In our facilities in Amherst, Massachusetts, we design, manufacture and verify high frequency hardware solutions. We employ accurate simulation tools including SolidWorks™, Ansys™ HFSS™ and Ansys™ Maxwell™. Our multi-disciplinary team has relevant expertise in mechanical design, microwave engineering, physics, software engineering, micro-assembly, and product verification. Our calibrated measurement capabilities range from DC to 110 GHz. Our Quality Management System, world-class New England-based supplier network and test automation allow us to efficiently and consistently produce production batch sizes ranging from one to 500 units.

Our Partners

MWS Management

Brenda R. Mangels

CFO & Owner

Ms. Mangels received a BS in Food Science from Cornell University, a MS in Accounting from Syracuse University and a MBA in Finance from Loyola College. In addition to overall management, Ms. Mangels administers all accounting and reporting requirements for MWS, LLC. Ms. Mangels started in public accounting with Ernst & Young in Richmond, VA and has been the Controller in publicly and privately held companies, including Telaxis Inc., Compass International Services Corp., SWM-Argotec and Berkshire Blanket. She has extensive experience in financial reporting, accounting process and controls, treasury and compliance.

Christopher T. Koh


Mr. Koh received an M.Sc. degree in Physics from the University of Massachusetts at Amherst where he had a research assistantship developing radio astronomy instrumentation at the Five College Radio Astronomy Observatory (FCRAO). Mr. Koh has held Engineering management positions including Product Development Manager at Telaxis Inc., Director of Engineering at YDI Wireless and VP of Engineering at Millitech Inc. He was a key designer of the first commercially deployed 77 GHz radar developed for and licensed to Mercedes Benz. At Telaxis, Mr. Koh was lead inventor of a millimeter wave planar radio architecture that became the flagship product of their successful IPO. He later led the technical team developing low-latency gigabit millimeter wave radios.

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