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Kellermeyer Bergensons Services
Kellermeyer Bergensons Services (KBS) is a North American facility services provider, operating under Blackstone ownership, with over 20,000 employees.
Kellermeyer Bergensons Services
Kellermeyer Bergensons Services (KBS) is a facilities services firm headquartered in Oceanside, California. Founded through a series of mergers (Kellermeyer Building Services and Bergensons Building Services), the company provides outsourced cleaning, maintenance, and support services to large retail chains, grocery stores, and commercial properties. Its wealth origin is not publicly attributed to a single family; ownership history includes private equity involvement, and the firm is currently controlled by investment funds managed by Blackstone (per Blackstone press releases, 2018). KBS operates across all 50 US states and parts of Canada, with a business model centered on high-volume, low-cost service delivery through a largely hourly workforce. Asset classes relevant to the firm are not financial investments but service contracts: the company does not deploy capital into securities or real assets but into labor, equipment, and logistics for facility maintenance. Confirmed client verticals include retail (grocery, big-box), commercial office, and industrial facilities. The firm does not disclose investment portfolios or direct holdings. With over 20,000 employees and an estimated 5,000+ client locations, KBS is a substantial operator but not an investment manager. It does not maintain separate philanthropic vehicles or operating company arms beyond its core services. A notable recent event: in February 2023, KBS announced the acquisition of Coverall North America, a commercial cleaning franchise, expanding its service network (per KBS corporate communication, February 2023). The structural differentiator of KBS relative to other facility service firms is its private equity affiliation with Blackstone, which has used the company as a platform for consolidation in the fragmented janitorial sector. KBS operates as an operating company under Blackstone's Strategic Partners group, not as a family office or investment vehicle. Its governance is corporate, not family-led, with professional management.
General information
Firm type
other
Year founded
—
AUM
Undisclosed
Location
Region
North America
Country
United States
City
Oceanside
Corporate office
Oceanside, CA, United States
Sector focus
Frequently asked questions
Is Kellermeyer Bergensons Services a family office or an investment firm?
No — KBS is an operating company providing commercial cleaning and facility maintenance services. It is owned by investment funds managed by Blackstone, but it functions as a service business, not a capital allocator.
How does Blackstone's ownership affect KBS's operations?
Blackstone acquired KBS in 2018 through its private equity platform and has since used the company as a consolidation vehicle in the facility services space. This means KBS pursues acquisitions of smaller competitors to scale its service network (per Blackstone press releases, 2018).
What sectors does KBS serve?
KBS serves retail (grocery stores, big-box retailers), commercial offices, industrial facilities, and multi-site clients across North America. Its contracts are typically outsourced cleaning and maintenance agreements.
Does KBS disclose financial performance or AUM?
As a private company owned by private equity, KBS does not publicly disclose revenue, profit, or AUM figures. Public records focus on operational metrics like employee count and client locations.
Is KBS involved in real estate investment or property ownership?
No — KBS provides services to property owners but does not hold real estate assets as an investment. Its capital is deployed into labor, equipment, and logistics, not property acquisition.
Profile maintained by Altss using OSINT (open-source intelligence), regulatory filings, licensed data partners, and verified direct submissions. Read the methodology. Last updated: . Continuous refresh with full update cycles at least every 30 days.
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