

www.westsidemachine.net
Westside Machine Company is a family-owned and operated facility based in Chicago, specializing in precision CNC machining and industrial repairs. The company provides extensive services including mandrel, steel mill, and crane equipment repairs for a diverse range of sectors such as energy, mining, and paper production. Their capabilities encompass CNC boring, milling, and turning, supported by a team experienced in processing a wide variety of metals and synthetic materials. Committed to meeting precise customer specifications, the shop maintains high operational availability to ensure project efficiency and cost-effectiveness. Through over 27 years of industry experience, Westside Machine has established a reputation for high-quality workmanship and reliable, turn-key project management.


www.tyrantcnc.com
Tyrant manufactures CNC‑machined firearm components and accessories in Chicago. The company develops original parts including skeletonized AR-15 grips and offers a lifetime warranty on its products. Tyrant sells through dealer and wholesale channels and provides customer support and product information online.


www.omniadesignmfg.com
Omnia Design and Manufacturing provides CNC machining, sheet metal fabrication, welding, automation and controls, and end-to-end manufacturing solutions. The company handles prototypes, production parts, reverse engineering, repairs, and machine upgrades with in-house CAD design and programming. They also offer 3D printing for plastic prototypes and short-run parts and support welding and finishing for a range of applications.

www.milansmachining.com
Milan’s Machining & Gear Mfg, Inc. is a full‑service machine shop based in Cicero, Illinois, providing precision machining, gear manufacturing and related fabrication services. The company offers in‑house capabilities including CNC turning and milling, gear cutting, wire EDM, grinding, plating, stamping, welding and assembly. It handles work ranging from single part reverse engineering and breakdown repairs to production runs and can supply raw material or machine customer-supplied material. A Quality Control department provides inspection reporting on request.

www.kcmach.com
Founded in 1983, K&C Machining, Inc. is a diversified machine shop that provides precision machining and assembly for aerospace, medical, hydraulic and defense customers. The company offers CNC turning and multi-axis milling (3–5 axis), custom fixturing, and production-oriented capabilities such as bar feeding and pallet pools. K&C maintains in-house quality inspection including CMM and vision systems and is ISO 9001:2015 certified. The company supports both prototyping and production runs and provides vacuum/pressure testing and custom packaging.

www.demcoprod.com
Demco Products Inc is a family-owned, third-generation manufacturer based in Oak Lawn, Illinois. The company provides precision CNC machining and pre-assembled high-pressure filter housings (manufactured in-house for partner 3B Filters). Demco also offers just-in-time assembly, inventory management, and electrical and mechanical subassembly fabrication. It supports production with in-house inspection and quality control processes.

www.chicagocncmachining.com
Chicago CNC Machining Co. provides precision machining and CAD/CAM design services for small- to medium-sized parts, handling projects from prototypes to high-volume production. The company offers CNC and manual milling and turning, engineering support, and coordination with finishing vendors for heat treating and plating. It supports reverse engineering, custom delivery schedules and blanket orders.

www.accessamerican.com
American CNC Machine Company provides prototyping and production machining services, including CNC and manual machining, welding, assembly, and waterjet cutting. The company supports projects from concept design through production, with programmers and technicians handling part programming and production setup. It operates a precision waterjet department and uses industry-standard equipment to maintain dimensional accuracy and consistent quality.

vp-pm.com
VP-Precision Machining is a custom CNC parts manufacturer specializing in CNC milling. The company produces complex prototype components and short production runs with precision machining methods. It serves clients from its facility in Addison, Illinois and has over 30 years of industry experience.

vanovermachine.com
Vanover Machine & Repair is a shop offering manual and CNC machining, welding, fabrication and industrial repair services. The company handles prototyping, product development, and specialty machining including large-lathe turning and heavy milling. It performs repairs and rebuilds for heavy equipment such as dump trucks, cranes, grapplers, pumps and motors. Vanover also provides 3D modeling, 3D printing and custom fabrication for industrial applications.
prcmachining.com
Precision Machining & Tool Co. Inc. produces precision machine parts and tooling for industrial applications. The company manufactures timing pulleys, timing belts, and gears. It offers custom machining services and provides quotes and technical support for client projects. The business is based in Skokie, Illinois.


mtechcnc.com
MTech CNC Machining Inc. is a CNC job shop based in Lake Zurich, Illinois, operating since 1999. The company specializes in CNC milling and turning across a wide range of materials. It also provides secondary services including assembly, welding, laser cutting with bending, heat treating, plating, and engineering support. MTech supports prototyping as well as short- to long-run production.

kamantoolcorp.com
Kaman Tool Corp. is a machine shop and job shop specializing in die repair, custom fabrication, CNC and conventional machining, and welding. The company provides reverse engineering and offers single-piece prototyping through large production runs. It accommodates rush jobs and coordinates surface finishing services such as plating, polishing, and anodizing through its industrial network.

irmcorp.net
International Revere Machining (IRM) provides precision machining, portable line boring equipment, and on-site repair services across multiple industries. The company designs and manufactures line boring sets and a proprietary power feed assembly, and offers milling, turning, and welding for custom parts, prototypes, and repairs. Established in 1953 and family-owned, IRM supports projects such as elevator sheave regrooving, industrial maintenance, and specialty prototype work.
custommanufacturingservices.com
Custom Manufacturing Services operates workshops in the United States and Europe that provide prototyping and small-run fabrication for aviation restoration and other industries. Capabilities include CAD design, additive manufacturing (FDM), 3D scanning, CNC machining, casting, sheet metal and rubber forming, extrusion and tube forming. The company supports restoration projects for vintage aircraft and produces parts in rubber, plastics and various metals. Profits are reinvested into the company’s aircraft restoration efforts.