Central States Industrial Acquires Wisconsin-based Stainless Products, Inc. (SPI)

CSI acquires spi banner final2

Springfield, MO – September 30, 2019 – Cindy and Bernie Gross and Mark Cook are pleased to announce that Central States Industrial Equipment & Service, Inc. (CSI) has acquired Stainless Products, Inc. (SPI) in Somers, WI. Cindy and Bernie own and operate SPI and Mark Cook is owner and CEO of CSI.

SPI was founded by Cindy’s father J. Richard “Dick” Greb in 1972. For the past 47 years, SPI has been committed to providing customers the finest quality and fastest service available in the industry. Their expertise in the manufacture of equipment, fittings and sanitary piping components make the company a strategic fit for CSI. “We look for opportunities where quality and value are driven by a great legacy and culture. SPI is exactly that,” said CEO, Mark Cook.

SPI has been a valued partner of CSI for more than 25 years. “This company is a group of committed people with a long-standing reputation of commitment to the finest quality, service, and Made-in-America products,” said Cook.

The SPI team will continue working in the factory in Somers, WI providing the same products and services. The day-to-day operations will continue to evolve and adapt to the needs of SPI’s market. The company will operate as SPI and the products will carry the SPI brand.

“I am honored that Cindy and Bernie chose CSI as the vehicle to continue the legacy built by their family and many others who have contributed through the years. SPI is a company that shares our culture, values, and vision,” said Cook. “Both organizations pride themselves on long-term customer relationships and provide an unwavering commitment to the sanitary processing industries.”


Central States Industrial Equipment (CSI) is a preferred source for hygienic pipe, valves, fittings, pumps, heat exchangers, and MRO supplies for hygienic industrial processors. With four distribution facilities across the US, CSI provides fast and reliable fulfillment for industrial parts and equipment needs. CSI also provides detail design and execution for hygienic process systems in the food, dairy, beverage, pharmaceutical, biotechnology, and personal care industries. Specializing in process piping, system start-ups, and cleaning systems, CSI leverages technology, intellectual property, and industry expertise to deliver solutions to processing problems. More information can be found at www.csidesigns.com.


Stainless Products, Inc. was established in 1972 as a polishing company for food and dairy industry piping products. Stainless Products, Inc. has evolved into a full-line manufacturer of fittings, equipment, and accessories for hygienic processors with a focus on the highest quality of both standard and custom parts. Plentiful inventories and state-of-the-art manufacturing techniques ensure minimal lead times for standard and custom parts. The combination of quality and responsiveness ensure consistent value to SPI customers.