Contract manufacturing services provide parts and equipment on behalf of original equipment manufacturers (OEM). The design and brand name remain the property of the OEM. Contract manufacturing may involve a complete range of services from design and prototyping to final production, assembly, and quality assurance for complete products

Electrical contracting services install and maintain electrical distribution equipment; interior, exterior and municipal lighting; security systems and closed circuit television systems (CCTV); and information technology or IT systems

Electrical and electromechanical assembly services provide board-level assembly, chassis and rack panel wiring, and front panel assembly. Typically, suppliers provide the complete turnkey production of electronic and electromechanical finished products from procurement through final assembly with testing and burn-in, if required.

Mechanical assembly services are contract manufacturing and fabrication services that assemble mechanical parts, components, equipment, and systems

Furniture consists of seating, benches, tables, cabinets and chairs for indoor or outdoor applications.

Engineering consulting firms provide engineering services and expertise to companies in need of a specialized skill-set.  Professionals in this category work with clients to define solutions to problems or to help determine and recommend the best course of action for a given initiative.

Architecture and architectural services design buildings and structures for commercial and industrial applications.

Test equipment and instrument repair services test and repair industrial equipment and instruments. They specialize in the test and repair of acoustic and vibration equipment, electrical and electronic test equipment, laboratory equipment and instruments, inspection instruments or non-destructive testing (NDT) equipment, or specialty testing equipment and instruments.

Semiconductor foundry services suppliers design and manufacture semiconductor chips on a contract basis, in prototype to production quantities

Industrial electronic repair services fix, repair, overhaul, refurbish, and warranty industrial electronic equipment such as power supplies, motor drives, controllers, meters, and oscilloscopes.

Laser cutting services use industrial-grade lasers to cut metals, plastics, rubber, glass, stone, foam, and composite materials. Laser cutting is a CNC-controlled, non-contact, thermal process that provides quick, accurate cuts with a narrow kerf or cutting groove.

PCB design and layout services providers generate schematics and CAD files for printed circuit boards.

Device programming services companies program FPGAs, ASICs, GALs, PALs, EPROMs and other electronic components. Sometimes, this programming is performed at facilities that assemble PCBs.

Calibration and repair services for vibration, acoustic, electrical / electronic test, environmental, dimensional, NDT, analytical, process and other specialty instruments, sensors and related equipment.

Form, fill, and seal machines are packaging equipment that uses flexible, heat-sealable, plastic film to form packages that can be filled with a product and then sealed, and cut.