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Manufacturing Division


Vacuum Chambers

Vacuum Chambers

Even a casual study of vacuum technology makes it abundantly clear that chambers are almost as vital to the industry as pumps. We offer a wide variety of chamber types in a comprehensive range of sizes. Read More >>

Chamber Builder™

Chamber Builder™

The Kurt J Lesker Company has used its extensive experience in making vacuum chambers and combined it with VacuCADSM, the online drawings package, to bring you the Chamber Builder. This allows YOU to be in control of the design at a price that is right. Read More >>

Hydra~Cool™ – Water Cooling Method

Hydra~Cool™ – Water Cooling Method

Hydra~Cool is a technically superior and cost effective method of water cooling vacuum chambers. Read More >>

Kurt J. Lesker Company Assembly & Test

Assembly & Test

KJLC Manufacturing includes three large white room areas, two in the US and one in the UK. White room areas provide a positive pressure filtered environment for clean project and system assembly and test. Read More >>

Kurt J. Lesker Company Engineering Professionals


KJLC's team of engineering professionals is skilled at addressing tough technical problems and finding the right answers. Engineering closely supports machine shop and assembly personnel by designing for manufacturability and integration with other equipment. Read More >>

Kurt J. Lesker Company Machining Capabilities


KJLC's large machine shop is equipped with modern machinery serviced by 10 ton capacity overhead cranes. Our complement of CNC milling centers, boring mills, and lathes enables high speed, repeatable component production. Read More >>

Kurt J. Lesker Company Quality Mission


Our Quality Mission: "The Kurt J. Lesker Company provides a quality vacuum product delivered on time and produced by a qualified team committed to becoming our customer's primary vacuum supplier choice." Read More >>

Kurt J. Lesker Company Manufacturing Software

Manufacturing Software

Our mechanical designers and engineers use the latest releases of Solid Edge 3D modeling software by Siemens to produce detailed part and assembly models. Read More >>

Kurt J. Lesker Company Welding/Fabrication


KJLC Manufacturing employs a team of highly skilled ASME Section IX certified welders providing precision handwelding to tight tolerances for vacuum and non-vacuum products. The products range in size from ounces to the 5-ton limit of the welding shop's overhead crane. Read More >>


Manufacturing Overview

Founded in 1954, the Kurt J. Lesker Company® is a manufacturer of vacuum equipment and systems to research laboratories and high technology industries from our facilities around the world.

KJLC® Manufacturing was established 25 years ago as the engineering, machining, welding, clean assembly and test division of Kurt J. Lesker Company. The division specializes in fabrication of stainless steel and aluminum products for vacuum related applications.

The KJLC Manufacturing Division serves many markets and industries, including Vacuum Science, Photovoltaics, Defense, Semiconductor, Nuclear, Automotive, Aerospace, and R&D.

KJLC's commitment to quality is shown through our ISO 9001:2008 certification and adherence to security and confidentiality through compliance with ITAR (International Traffic in Arms Regulations).

ITAR Secure Facilities

Access to KJLC Manufacturing's US facilities is restricted to properly authorized (and badged) staff and visitors only. The appropriate handling of confidential information and security is of prime importance. With 24-hr video surveillance and secured network, our security program meets all International Traffic in Arms Regulations (ITAR) requirements.


Kurt J. Lesker Company is proud to announce that it has won the 2010 Advanced Manufacturing award from the Pittsburgh Technology Council and was also named the 2010 Manufacturer of the Year (Large Company) by the Pittsburgh Business Times. Our quality and global efforts of continuous improvement have made us one of the most respected manufacturers in the industry.

Contact Us

If you have any questions or would like to speak to us, please send an e-mail or give us a call!

Address: 1925 Route 51
Jefferson Hills, PA 15025, USA
Phone: 1-412-387-9200
800-245-1656 (Sales & Customer Support)
Fax: 1-412-384-2745
Email: manufacturing@lesker.com

Manufacturing Brochure

Click here to request your free paper copy of the KJLC Manufacturing Overview Brochure, or use the Literature Downloads to view in rich 3D Flash or save the PDF to your computer.


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ISO:9001-2008 The Kurt J. Lesker Company is an ISO:9001-2008 certified company. Copyright ©1996-2015 Kurt J. Lesker Company® All rights reserved.