Hutchinson Technology
Corporate brand
UnclaimedA Minnesota engineering and manufacturing company known for precision suspension assemblies used in rigid disk drives.
Last updated August 22, 2026
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Overview
Hutchinson Technology was an American engineering and manufacturing company founded in 1965 by Jon Geiss and Jeffrey Green in Hutchinson, Minnesota. It began by producing gyroscope components for missile applications, placing the business in the precision-engineering sector from the outset. The company later expanded into electronics manufacturing and supplied printed circuit boards to Univac and Control Data, two important computer companies based in Minnesota. During the 1970s, contracts from Control Data and IBM helped Hutchinson Technology move into a more specialized role in the magnetic-storage industry. The company developed mechanisms that positioned read-write heads with high precision over the surfaces of rigid-disk-drive platters. Its principal product became the suspension assembly: a small, highly engineered component that supports the disk drive's magnetic head and helps maintain the extremely close and controlled spacing required for data recording and retrieval. Hutchinson Technology's business was therefore closely tied to the development and production cycles of the hard-disk-drive industry. Its products were not consumer-facing devices but precision components supplied to storage-equipment manufacturers. The company became a significant specialist in this niche and expanded its workforce to approximately 3,000 employees during the 2001–2010 period, according to the available reference material. The company's history reflects a progression from defense-related precision parts to computer electronics and then to specialized data-storage components. Its capabilities centered on engineering accuracy, miniaturized mechanisms, manufacturing consistency, and the ability to meet demanding requirements from major technology customers. The shift toward disk-drive suspension assemblies also gave Hutchinson Technology a focused position within the broader storage-component supply chain. On November 2, 2015, Japanese electronics company TDK announced an agreement to purchase Hutchinson Technology for $126 million. The transaction transferred the company into TDK's corporate structure and ended Hutchinson Technology's existence as an independent publicly recognized business. The acquisition was consistent with TDK's broader interest in electronic components and storage-related technologies. Following the transaction, Hutchinson Technology is best understood as a former independent precision-component company whose principal legacy is its contribution to hard-disk-drive head-suspension technology.
History
Hutchinson Technology was established in Hutchinson, Minnesota, in 1965 by Jon Geiss and Jeffrey Green. Its original business was the manufacture of gyroscope components for missiles, giving the company an early focus on precision parts for technically demanding applications. Rather than remaining solely in defense-related manufacturing, Hutchinson Technology subsequently broadened its activities into electronics and computer components. The company supplied printed circuit boards to Univac and Control Data, which were among Minnesota's largest computer companies at the time. These relationships connected Hutchinson Technology with the expanding computer industry and created a foundation for later specialization in magnetic data storage. In the 1970s, contracts from Control Data and IBM supported the company's development of mechanisms used to position read-write heads in rigid disk drives. This work became the central direction of the business. A disk-drive suspension assembly supports the magnetic head and allows it to move accurately over the rotating disk surface. The component must operate at microscopic distances and maintain precise mechanical behavior, making it a demanding product in terms of design, materials, manufacturing tolerances, and quality control. Hutchinson Technology became known primarily for these suspension assemblies and related precision technologies. The company's growth followed the expansion of computer storage and the continuing demand for higher-density rigid disk drives. It remained a specialist rather than a consumer brand, selling components within the technology manufacturing supply chain. Available reference material indicates that Hutchinson Technology employed approximately 3,000 people during the 2001–2010 period, reflecting its importance as a substantial manufacturer in its field. The company's independent history changed in 2015. On November 2 of that year, Japanese electronics company TDK announced plans to purchase Hutchinson Technology for $126 million. The acquisition placed Hutchinson Technology within TDK's broader electronics and component operations and brought its period as an independent company to a close. Its historical significance rests mainly on the development and manufacture of precision suspension assemblies and on its evolution from missile gyroscope components and printed circuit boards into a specialized supplier to the hard-disk-drive industry.
- 2015
TDK announces acquisition
[1]TDK announced plans on November 2, 2015, to purchase Hutchinson Technology for $126 million.
- 2001
Workforce reaches approximately 3,000
[1]Reference material identifies Hutchinson Technology as employing about 3,000 people during the 2001–2010 period.
- 1970
Expansion into disk-drive mechanisms
[1]During the 1970s, contracts from Control Data and IBM supported the company's development of mechanisms for precisely positioning magnetic read-write heads in rigid disk drives.
- 1965
Company founded in Minnesota
[1]Jon Geiss and Jeffrey Green founded Hutchinson Technology in Hutchinson, Minnesota, initially producing gyroscope components for missiles.
Products and positioning
A specialized precision-engineering supplier focused on miniature mechanisms and components for computer storage and other demanding technology applications.
Data-storage components
Disk-drive suspension assemblies
Hutchinson Technology's principal product was the suspension assembly used in rigid disk drives. The assembly holds and guides the magnetic read-write head above the disk surface, supporting accurate positioning at microscopic distances. Its function requires highly controlled mechanical movement and manufacturing precision. These assemblies made the company an important component supplier to the hard-disk-drive industry rather than a consumer-facing storage brand.
Electronic components
Printed circuit boards
In an earlier phase of its development, Hutchinson Technology supplied printed circuit boards to Univac and Control Data. This activity connected the company to Minnesota's computer-manufacturing sector and helped establish a broader electronics and precision-manufacturing base before its later concentration on disk-drive mechanisms.
Precision engineering components · 1965
Gyroscope components
The company's founding business involved producing gyroscope components for missile applications. These parts represented Hutchinson Technology's initial specialization in precision components for technically demanding systems and preceded its expansion into computer and data-storage manufacturing.
Brand decisions
2015
TDK acquisition of Hutchinson TechnologyM&ABackground
Hutchinson Technology had developed into a specialist supplier of suspension assemblies and other precision technologies for the rigid disk-drive industry. TDK announced plans to purchase the company as part of its electronics-component activities.
Action taken
TDK announced on November 2, 2015, that it planned to acquire Hutchinson Technology for $126 million.
Aftermath
The transaction ended Hutchinson Technology's period as an independent company and brought the business into the TDK Group.
Announced purchase price. $126 million (2015 announcement)
Sources1 sources
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