Jen-Invest Grundbesitz AG - Acquires, develops, lets and administrates tilled and untilled real estate. Invests mainly in Middle and Eastern Thuringia as well as in Leipzig. - http://www.jen-invest.de/
JSJ Jodeit GmbH - Develops, plans and constructs complete glass melting plants and commissions them. Offers also optimization and repair of existing plants. - http://www.jsj.de/
JenLab GmbH - Development and establishment of innovative bioinstrumentation based on femtosecond laser technology for biotechnology, cell biology and medicine. - http://www.jenlab.de/
Intershop Communications AG - Provider of e-commerce software for centralized management of all online business channels. - http://www.intershop.com/
Jenoptik Laser, Optik, Systeme GmbH - Covers the entire photonic chain, from the generation, manipulation and transmission to the recording and exploitation of light. Operates in the three business units Laser Systems, Optics and Sensor Systems. - http://www.jenoptik-los.com/
Smiths Heimann Biometrics - Design, manufacture and market digital imaging products for law enforcement, civil and commercial finger and palm print applications. - http://www.shb-jena.com/
OTTO Vision Technology GmbH - Manufacturer of optical measurement and gauging systems. - http://www.otto-jena.de/
CyBio AG - Modular technology platforms for automated drug research, high throughput screening, liquid handling, luminescence readers. - http://www.cybio-ag.com/
Friendly Sensors AG - Manufacturer of sensoring and monitoring devices for applications in the field of personal fitness and medical treatment. - http://www.friendly-sensors.com/
Supracon AG - Specialized in the development, fabrication, and marketing of ultra-sensitive superconductive sensors and measuring systems. - http://www.supracon.com/
Numerik Jena - Manufacturer of measuring systems for position feedback with high precision and low space requirements. - http://numerik.cycro-project.de/
Jena-Optronik GmbH - Develops and produces optoelectronic instruments and systems, laser control sensors, and software for satellites and for image analysis to be used by the international aerospace industry. - http://www.jenaoptronik.de/
mso jena Mikroschichtoptik GmbH - Designer, developer and manufacturer of custom interference coatings, patterned coatings and filter arrays. - http://www.mso-jena.de/
SURA Instruments - Offers services and products in the field of surface preparation and coating with focus on silicating surface treatment. - http://www.sura-instruments.de/
piezosystem jena GmbH - Manufacturer of piezo elements, like actuators, nanopositioning translation stages and piezo based singlemode and multimode fiber switches. - http://www.piezojena.com/
OLPE Jena GmbH - Specialized in assembly and complete manufacture respectively, of subassemblies of devices and plants according to customer documentation, including engineering services, if desired. - http://www.olpe-jena.de/
Jena Bioscience - Specialized company manufactures products for the life science and diagnostic markets with focus on nucleotides and their analogs. - http://www.jenabioscience.com/
Pawlitzky and Saeltzer - Tax consultant. Details of services offered, news and contacts. - http://www.pawlitzky-saeltzer.de/en/company/doc10.htm
OptoNet - The network companies and research organisations specialising in optical techonology. Details the aims and structure of the organisiation. - http://www.optonet-jena.de/
Jenoptik AG - Clean systems and photonics technology group. Overview of the company, its investors and products. - http://www.jenoptik.de/
Jena Technology and Innovation Park - Location and profile of the business park, with details of partners and companies already present. - http://www.tip-jena.de/
asphericon GmbH - History, products list and publications from this precision optics firm. - http://www.asphericon.de/
Analytik Jena AG - Optics and microelectronics laboratory. Contains a product list, company overview and news articles. - http://www.analytik-jena.de/