WD Engineering is a premium manufactures representative agency based out of Illinois and serving the midwestern region. We provide solutions to a diverse customer base that includes OEM's, end users, and channel partners across the industrial automation, automotive/off-highway construction, electrical, and lighting markets. WD is approaching its 50th year in business servicing these markets and assisting customers with our technical expertise from years of working on applications and seeing best practices.


  • Experienced & Proven Solution Providers
  • Specialized in OEM, Machine Builder, System Integrator, & End-User sales
  • Established Channel Partners
  • IIOT/Electrical/Mechanical Product Expertise Across Multiple Industry Verticals
  • Cutting Edge Data Tools for Pipeline Management & Reporting Transparency
  • Dedicated Marketing Team to Promote Brands with Integrity & Professionalism
  • Ethical, Professional, Communicative, & Punctual


    COVID-19 Update : We hope that you and those around you are and remain safe. We are privileged to have you as a customer and even in this unprecedented situation, are working hard to continue serving you as you expect. We are offering video meetings, as well as in person meetings, providing that each party remains a safe distance with masks on. We are still offering demos and sample requests at this time and will work with your business to provide you with what you need. As of now, WD Engineering remains in our sales office, able to conduct business from individual offices at a safe distance. Thank you for your business, your friendship, and your trust.

Ethernet switches, industrial wireless devices, Ethernet media converters, and serial communication devices. Antaira products support industry standards and perform efficiently in rugged environments.

A leading manufacturer of electric motors for the global industrial market. products are used in every industrial activity including mining, water treatment, processing and manufacturing where they drive fans, pumps, compressors and conveyors. Their current product range includes standard AC Motors (NEMA and IEC Metric in stock), custom engineered Motors and DC Motors via special order.

Chatsworth Products indoor and outdoor rated RMR® solutions support and secure next-generation small cell radio nodes, power electronics and network connections.

Dart designs and manufactures some of the world’s most reliable variable speed motor drives, controls and accessories for electric motors.

Enerdoor is an international leader in the development and production of EMI-RFI Filters, motor protection devices, harmonic filters, line reactors, surge arrestors, voltage stabilizers, and customized solutions.

One of the largest enclosure manufacturers in the world and is the market leader in polycarbonate enclosures used for protecting electrical and electronic components in hostile and hazardous environments.

From 1974 to 2004, LG Industrial Systems thrived domestically throughout Asia and throughout the Middle East with success in a wide range of industries. In 2005, the company was renamed LSIS under the LS Group of companies. LSIS USA’s mission focuses on Variable Frequency Drives and Electrical Power Components.

Designs and manufactures industrial control and monitoring products that control electrical processes and monitor power for damaging fault conditions. Macromatic provides solutions for a range of OEM and MRO applications.

Nemalux Designs & Manufactures Industry Leading LED Lighting Solutions
For Indoor & Outdoor Industrial, Commercial & Hazardous Locations.

A Global Manufacturer of Thermal Management, Liquid Cooling Solutions and Signaling Technologies.

A world class manufacturer of power electromechanical relays with over 40 years of experience. Founded in 1974, Song Chuan remains an industry leader, providing switching solutions for Industrial, Automotive, Appliance, HVAC, Power and Green Energy Applications.


TE Connectivity proposes one of the largest Din Rail Terminal block offering on the market with various technologies: screw, PI Spring, spring, IDC, pluggable, stud, etc. found in over 8000 products & solutions

Remote Access and Cyber Security Globally audited, patented and performs at the highest security levels in the industry. The technology is based on two-factor authentication, automatic security updates and the latest encryption technology.

WD Engineering not only offers an experienced sales and marketing team that develops new sales and helps manufactures stay connected with their customers, we can also offer principles our line stock program. Line Stock is a warehousing program WD has developed to support strategic accounts, projects, and distribution channels with local inventory for manufactures that we represent.

This program has been proven to be a differentiating factor for our customers in their decision making process.

Warehouse Located at: 1530 McCormick Blvd
Mundelein, IL 60060