About Us

Our Mission

At SLM Circulators, our mission is to advance RF technology through innovative design and precision manufacturing. With an experienced team of people in Ireland, China and Vietnam, we are well positioned to provide RF circulators for wireless and industrial applications. We strive to deliver high-performance components that enable our customers to push the boundaries of what's possible.

Our commitment to quality, reliability, and customer satisfaction drives everything we do.

If you don't find what you are looking for, please let us know. We are happy to design a circulator or isolator for your specific application.

Our Founding

SLM Circulators was established in 2022 by a core team of professionals with many years experience in the design and manufacture of RF circulators. Our founding principles of innovation, precision, and reliability continue to guide us as we expand our capabilities and serve customers worldwide.

We continue to invest in cutting-edge technology and talent, establishing ourselves as a trusted partner in the RF industry. Our commitment to excellence has earned us recognition as a preferred supplier for major defense, telecommunications, and aerospace companies.

SLM Circulators office

Our Team

Brian Hartnett

Brian Hartnett

General Manager

Brian Hartnett career spans R&D Management, Sales, Product Management and Quality. He has over 35 years in the RF industry and has worked on three continents.

Brian Murray

Brian Murray

Chief Technology Officer

Brian Murray brings over 30 years of experience in RF engineering and holds multiple patents in circulator design. He leads our R&D initiatives and drives technological innovation.