A & One Precision Engineering was founded in 1992 and incorporated as a private company in 1995. Driven by a commitment for quality and total customer satisfaction, A & One has established itself as the premier service provider in the precision machinery industry, with unique characters and unmatched strength. We have been serving customers in the Semiconductor, Aerospace, Oil &Gas, Medical & Pharmaceutical, Consumer Electronics, and Telecommunication industries with unique and innovative solutions since its inception in 1992