Tracked deals
11
11 tracked deals across 2022-2026.
Operating Company
Business Services
4M Building Solutions
St. Louis, Missouri, United States
Property and facilities managers turn to 4M for commercial cleaning, janitorial services, disinfection, and related specialized cleaning delivered by professional crews across multiple U.S. states.
- Focus Areas
- Commercial cleaning and janitorial services, Disinfection and sanitization, Facilities services
- Website
- www.4-m.com
Recent pace
1
1 tracked deal announced in the last 12 months.
Deal mix
Addon
10 addon · 1 buyout
4M Building Solutions Acquisition Volume by Year
Last 5 years
Actual
Full-year estimate
Supporting Data
Recent Transactions
-
July 21, 2026
- Buyer
- 4M Building Solutions
- Target
- Bluegrass Commercial Cleaning, Rainbow Maintenance Services
- Seller
- Jared Baker, Christy Baker
- Industry
- IT Services
- Location
- United States
- Type
- Addon
4M Building Solutions has completed the acquisition of Bluegrass Commercial Cleaning (Mayfield, Kentucky) and Rainbow Maintenance Services (Elgin, Illinois). The deal was completed with backing from O2 Investment Partners, and terms were not disclosed.
-
- Buyer
- 4M Building Solutions, O2 Investment Partners
- Target
- Miracle Clean Services, FKI Cleaning Services
- Industry
- Environmental Services
- Location
- United States
- Type
- Addon
4M Building Solutions, the St. Louis–based commercial cleaning platform backed by O2 Investment Partners, acquired Akron, Ohio–based Miracle Clean Services and Washington, Missouri–based FKI Cleaning Services. The transactions are add-on acquisitions intended to expand 4M's geographic footprint and bring additional team members, client contracts, and operational capabilities onto the 4M platform; terms were not disclosed.
-
August 1, 2025
- Buyer
- 4M Building Solutions, O2 Investment Partners
- Target
- Calvary Building Services
- Seller
- Calvary Building Services, Matt Joyce
- Industry
- Professional Services
- Location
- Michigan, United States
- Type
- Addon
4M Building Solutions, a St. Louis–based commercial cleaning platform backed by O2 Investment Partners, has acquired Grand Rapids, Michigan–based Calvary Building Services. The add-on strengthens 4M's presence in West Michigan and brings Calvary's ~79 frontline team members and long‑tenured client contracts onto 4M's platform.
-
May 13, 2025
- Buyer
- 4M Building Solutions, O2 Investment Partners
- Target
- Brokate Janitorial
- Industry
- Environmental Services
- Location
- Missouri, United States
- Type
- Addon
4M Building Solutions has acquired Brokate Janitorial, a Springfield, Missouri–based commercial cleaning and janitorial services provider. The acquisition — completed with backing from O2 Investment Partners — adds more than 175 employees and roughly 3 million square feet of serviced space, strengthening 4M's Missouri footprint as an add-on to its platform.
-
December 1, 2024
- Buyer
- 4M Building Solutions, O2 Investment Partners
- Target
- Covenant Building Service
- Seller
- Jennifer Peyton, Josh Peyton
- Industry
- Environmental Services
- Location
- Tennessee, United States
- Type
- Addon
St. Louis-based 4M Building Solutions, backed by O2 Investment Partners, has acquired Hendersonville, Tennessee-based Covenant Building Service, a commercial janitorial provider serving the Nashville area. The add-on strengthens 4M’s presence in the Nashville market and integrates Covenant’s 55-account portfolio and operations into 4M’s platform; financial terms were not disclosed.
-
September 12, 2024
- Buyer
- 4M Building Solutions, O2 Investment Partners
- Target
- Hi-Tec Building Services, Thario Building Services
- Industry
- Professional Services
- Location
- United States
- Type
- Addon
4M Building Solutions, backed by O2 Investment Partners, has acquired Jenison, Michigan-based Hi-Tec Building Services and Green Bay, Wisconsin-based Thario Building Services. Terms were not disclosed; the additions expand 4M's presence in the upper Midwest and provide scale and end-market diversification across healthcare, education and state/manufacturing facilities.
-
- Buyer
- 4M Building Solutions, O2 Investment Partners
- Target
- Horizon Services Corporation
- Industry
- Industrial Services
- Location
- Connecticut, United States
- Type
- Addon
4M Building Solutions, backed by O2 Investment Partners, has acquired Horizon Services Corporation, a commercial cleaning and facilities services provider headquartered in East Hartford, Connecticut. Horizon will retain its leadership and brand while its leadership team and select executives become equity holders; the deal is 4M's fourth add-on since O2's growth investment in January 2023.
-
May 3, 2024
- Buyer
- 4M Building Solutions, 4M Building Holdings, O2 Investment Partners
- Target
- SG360
- Industry
- Environmental Services
- Location
- Kansas, United States
- Type
- Addon
4M Building Solutions has acquired SG360, a commercial cleaning and janitorial services provider based in Overland Park, Kansas. The deal — executed through 4M's PE-backed acquisition platform — adds roughly 1,200 team members, expands 4M's footprint into five new states and broadens its Midwest and Southeast operations.
-
November 13, 2023
- Buyer
- 4M Building Solutions, O2 Investment Partners
- Target
- LCS Facility Group
- Seller
- Lepore family (founders of LCS Facility Group)
- Industry
- Environmental Services
- Location
- New York, United States
- Type
- Addon
St. Louis-based 4M Building Solutions, backed by an investment from O2 Investment Partners, has acquired Poughkeepsie-headquartered janitorial and facility maintenance provider LCS Facility Group. The deal expands 4M's footprint into upstate New York, Texas, and Northern California; LCS will retain its name and leadership while founder Joe Lepore moves to an advisory role and his sons remain as equity holders.
-
- Buyer
- 4M Building Solutions, O2 Investment Partners
- Target
- Capital Services
- Seller
- Christine Mitchell (former co-owner)
- Industry
- Environmental Services
- Location
- Ohio, United States
- Type
- Addon
O2 Investment Partners (through its portfolio company 4M Building Solutions) has made an investment in and partnered with Capital Services, a Columbus, Ohio-based janitorial and cleaning services provider. Terms were not disclosed; the deal expands 4M's footprint in central Ohio and brings Capital Services into 4M's platform following O2's prior investment in 4M.
-
October 1, 2022
- Buyer
- 4M Building Solutions
- Target
- Eagle Enterprises, Ltd.
- Seller
- Eagle Enterprises, Ltd., Amy Gottheardt-Muench
- Industry
- Industrial Services
- Location
- Wisconsin, United States
- Type
- Buyout
St. Louis-based 4M Building Solutions has acquired Wisconsin-based Eagle Enterprises, Ltd., a commercial cleaning and janitorial services provider, effective Oct. 1, 2022. The deal brings nearly 100 new commercial cleaning customers, about 250 employees, and Eagle’s New Berlin headquarters and Madison-area office to 4M as the company expands into its fifteenth state, Wisconsin.
Related Acquisition Pages
Environmental Services Buyers & Acquisitions
6 tracked deals by 4M Building Solutions.
Industrial Services Buyers & Acquisitions
2 tracked deals by 4M Building Solutions.
Professional Services Buyers & Acquisitions
2 tracked deals by 4M Building Solutions.
IT Services Buyers & Acquisitions
1 tracked deal by 4M Building Solutions.
Acquisitions in Connecticut
1 tracked deal by 4M Building Solutions.
Acquisitions in Kansas
1 tracked deal by 4M Building Solutions.
Acquisitions in Michigan
1 tracked deal by 4M Building Solutions.
Acquisitions in Missouri
1 tracked deal by 4M Building Solutions.
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