4M BUILDING SOLUTIONS ACQUIRES TOP TO BOTTOM CLEANING SERVICES, LLC AND LANDRUM SERVICE GROUP, INC.

TIM M. MURCH, CHAIRMAN AND CEO OF 4M BUILDING SOLUTIONS headquartered in St.
Louis, Missouri, while aligned with 4M’s strategic acquisition growth plan, announces the
acquisition of Top to Bottom Cleaning Services, LLC and Landrum Service Group, Inc.
headquartered in Indianapolis, Indiana, effective September 1, 2021. It is 4M’s seventh major
acquisition in the past four years.

“We are very honored and grateful that Troy Landrum chose to sell his great company to 4M
Building Solutions with all the many choices and options out there today. The acquisition of the
Top to Bottom Cleaning Services and Landrum Service Group team and customers is an
excellent fit for 4M with some of Indianapolis' most prestigious facilities. We have common
cultures of integrity and providing consistent excellent service with leading-edge innovative
solutions to create value for our Team Members and customers. We are very honored to have
all the outstanding Top to Bottom and Landrum Team Members join our 4M Exceptional Family
and Team”, said Tim Murch.

Top to Bottom Services and Landrum Service Group have been in business since 2000 and is one
of the most respected and premier janitorial service providers in Indianapolis. “I’m incredibly
proud to leave the legacy and entrust my company with Tim Murch and his team at 4M Building
Solutions. It is very important to me that all my employees will benefit in every way with all of
4M’s many incentives and benefits and opportunities for growth and development with a
growing industry leader. My customers will all be in great hands with 4M being the trusted
advisor and partner with 4M’s professionalism, unique proprietary systems and processes, their
innovation solutions, and industry-leading safety program all while putting their Team
Members first”, said Troy Landrum, Top to Bottom and Landrum Owner.

Founded in 1978, 4M Building Solutions is a full service janitorial, housekeeping, cleaning, and
disinfecting services company headquartered in St. Louis, Missouri, with operations across the
Midwest, Northeast, and Southeastern United States with over 4,000 Team Members providing
environmentally friendly cleaning to more than 125 million square feet of office, industrial,
manufacturing, healthcare, and educational and senior living nursing homes every day.

Terms of the deal were not disclosed.