Hartford Technologies announces the appointment of Dave Kelley as sales engineer for the Great Lakes and Midwest Region. Kelley has extensive experience with application engineering for bearing products, including precision balls, needle rollers, dowel pins, cages, and custom bearing assemblies. He will provide ongoing support for Hartford’s expanding customer base from his Michigan office. Hartford Technologies is a leading global manufacturer of precision metal components for OEM applications, with TS/ISO certified manufacturing facilities in the United States and China.