At Whelen Engineering, our legacy is built on a steadfast commitment to American innovation and craftsmanship that has endured since 1952. What began in George W. Whelen’s garage in Deep River, Connecticut, has grown into a global, industry-leading enterprise with over 70 years of proven excellence and earned trust. With cutting-edge facilities in Connecticut and New Hampshire spanning nearly 1,000,000 square feet, we design and manufacture a comprehensive range of high-powered warning lights, white illumination systems, sirens, controllers, mass notification solutions, and more.

We celebrate our heritage of American manufacturing with immense pride. We’re proud to have the largest engineering team in the industry as well as a dedicated workforce of over 1,900 employees who are the driving force behind our relentless pursuit of innovation and quality. As we continue to lead the industry, we remain steadfast in our commitment to support and empower the everyday heroes who rely on our products and technology.