GLA animal thermometers are manufactured in the United States and assembled in San Luis Obispo, California. The GLA team is proud to work with the following vendors and is grateful to each one for playing a role in helping deliver the highest quality animal health thermometers to ranchers, dairy owners and veterinarians throughout the world.

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GLA proudly uses small American vendors in the design and manufacturing of its thermometers. Our vendors range from a local electronics engineer, to a wire/cable company in Wyoming, an enclosure company in Wisconsin, a label company in California, gaskets from Georgia, circuit boards from Minnesota, cords from Massachusetts, and batteries from Iowa.