Jena Rotary Technology
1992 Jena Rotary Technology Ltd. was established as a UK distribution company for the precision instruments manufactured by the former Carl Zeiss-owned Jenaer Gewindetechnik GmbH of Jena, Germany.
1994 Ferraris acquired the Jenaer business. The Jena Companies continued to expand their customer base
1996 Jena-Tec Inc. was established as a distribution facility in the North American market.
1997 Medical products and precision components[1]
Jena Rotary Technology the UK sales and service arm of the Jenear Group was appointed as the official sales and service partner for GMN Spindles.
2002 Avingtrans acquired the engineering division[2], namely Jenaer Group of Jenaer Gewindetechnik GmbH, Jena-Tec Inc., Jena Rotary Technology Ltd. and C&H Precision Finishers Ltd.
Now Jena Tec Precision Ltd., Sherwood Park, Annesley, Nottinghamshire