HOME COMPANY EXPERTISE CASE STUDIES NEWS CONTACT SUPPLIER INFO PRECISION MACHINING, ENGINEERING & ASSEMBLY Consider It Done. REQUEST A QUOTE When you’re faced with complex CNC machining and contract manufacturing challenges, you need more than an impressive list of capabilities. You need a partner to provide innovative thinking, contribute real value and deliver reliable results. That’s precisely what we do for our customers on every project, every day. Take a look at our work, tour our facility, and tell us what we can do for you. YOUR SINGLE-SOURCE PARTNER This single-source structure is the backbone of our Consider It Done commitment to customers. WHY IT MATTERS While precision machining and assembly are still our stock in trade, our business model has evolved to anticipate new markets and the needs of industry-leading companies. ENGINE COMPONENTS ENERGY AEROSPACE DEFENSE SEMICONDUCTOR MEDICAL HEAVY EQUIPMENT INDUSTRIAL BIOSCIENCE SUBSCRIBE Sign up with your email address to receive news and updates. SIGN UP We respect your privacy. 213 Chelsea Road Monticello, MN 55362 | Phone (763) 295-9202 | FAX (763) 295-9212

HOME COMPANY EXPERTISE CASE STUDIES NEWS CONTACT SUPPLIER INFO ABOUT WSI 65+ YEARS AS A MANUFACTURING PARTNER TO GROWING BUSINESSES WSI opened its doors in 1950, serving as a contract manufacturer for industries booming in the wake of World War II, such as aerospace and communications. Then, as now, our customers drew on our expertise in engineering and manufacturing precision parts and assemblies to keep their businesses growing. In 1958, under the company name Washington Scientific Industries, WSI became a publicly held company and is currently traded on the NASDAQ exchange under the symbol of WSCI. The company name was formally changed from Washington Scientific Industries to WSI in 1999. In the decades since our founding, we’ve had the privilege to work with some of the most well-known and successful companies in the U.S. and the world. And while precision machining and assembly are still our stock in trade, our business model has evolved to anticipate new markets and the needs of industry-leading companies. Today, we offer companies in markets ranging from aerospace to powersports a single-source partner to consult on engineering and design, manufacture precision components, manage global supplier relationships and consistently deliver ideas and insights that increase efficiency, reduce costs and improve the finished product. Our customers have complete confidence in our ability to deliver high quality parts, on schedule and at a good value. Moreover, they know that whenever they call, the person who answers the phone knows their business and is ready to meet any challenge — the only facet of our business that hasn’t changed a bit in more than 65 years. READY TO GET STARTED? Tell us about your project. We'll contact you in 24 hours or less to discuss it. REQUEST A QUOTE SUBSCRIBE Sign up with your email address to receive news and updates. SIGN UP We respect your privacy. 213 Chelsea Road Monticello, MN 55362 | Phone (763) 295-9202 | FAX (763) 295-9212