O2 Investment Partners (www.o2investment.com) is pleased to announce that 4M Building Solutions (“4M”), a leading full-service commercial cleaning and janitorial services platform, has completed the acquisition of Jenison, Michigan based Hi-Tec Building Services (“Hi-Tec”) and Green Bay, Wisconsin based Thario Building Services (“Thario”). Terms of the investments were not disclosed.

Hi-Tec is a full-service building maintenance and custodial services company primarily servicing education, healthcare, and state facilities, and Thario is a full-service commercial cleaning company primarily servicing medical, educational, and manufacturing facilities.

Hi-Tec and Thario mark 4M’s sixth and seventh acquisition since partnering with O2 Investment Partners in January 2023. The company is pursuing a steady and targeted expansion strategy into the upper Midwest. Tim M. Murch, CBSE, 4M CEO, said, “4M operates with a commitment to excellence and customer satisfaction, and aspires to be the partner of choice for incredible businesses like Hi-Tec and Thario. As we welcome the two businesses into our platform, we are excited to deliver Team Members additional growth opportunities and customers an enhanced experience.”

Mark Heneman at O2 commented, “Hi-Tec’s and Thario’s deep customer relationships coupled with their dedication to exceptional customer service make both enterprises an ideal fit for 4M. The acquisitions provide meaningful scale, geographic expansion, and end-market diversity to 4M. We are excited to partner with both companies and continue executing on our targeted acquisition strategy.”

About Hi-Tec Building Services

Hi-Tec is a full-service building maintenance and custodial services company dedicated to reducing long-term facilities cost while providing a clean, aesthetically pleasing environment. The company’s goal is to continuously seek new and innovative ways to increase benefits and reduce costs for clients, while providing a safe and healthy environment. The company employs 575 Team Members and services a diverse portfolio that includes medical, educational, and state facilities. Additional information is available at www.hitec-services.com.

About Thario Building Services

Thario Building Services is a full-service commercial cleaning company that has been servicing clients throughout Wisconsin for over 30 years. Thario employs 290 highly trained Team Members who are responsible for cleaning nearly 8 million square feet daily. The company is the largest medical cleaning provider in northeast Wisconsin and boasts a portfolio that also includes educational facilities and manufacturing facilities. Additional information is available at www.thariobuildingservices.com.

About 4M Building Solutions

Founded in 1978, 4M Building Solutions is a full-service cleaning, janitorial, housekeeping, and disinfection services company headquartered in St. Louis, Missouri. The company’s operations span 27 states across the Midwest, Northeast, Southeast, and Western United States. More than 6,500 Team Members provide daily environmentally friendly cleaning to 206 million square feet of space in business segments including corporate owner-occupied facilities, industrial/manufacturing, logistics/distribution, education, medical healthcare, senior living, and multi-tenant buildings. Additional information is available at www.4-m.com.

About O2 Investment Partners

O2 Investment Partners is a Midwestern based private equity firm that seeks to invest in lower middle market B2B services, technology, and select industrial companies. The firm invests in businesses with earnings growth potential and a clear path to the creation of shareholder value. O2 invests with a view toward partnering with management to build and grow the business and take it to its next stage of development. This requires not only a clear vision and strategic plan to create shareholder value, but a close partnership and alignment of interest with management. Additional information is available at www.o2investment.com.

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