Independent Schools of St. Louis
Sponsors

ISSL Gold Level Sponsors

We are a full-service facilities management provider focused exclusively on partnering with educational institutions. Whether delivering custodial services, grounds maintenance or plant operations services, we partner with a collaborative approach.
We seek out institutions where partnerships are valued – those campuses where our team becomes a natural and seamless extension of your team. This can only be accomplished through mutual commitment, strong on-site leadership and engaged company leaders.
We create environments that enrich lives and facilitate success. 
 
With over 4,000 associates across the country (100 in St. Louis), CBIZ (NYSE: CBZ) delivers top-level financial and employee business services to independent schools of all sizes, by providing national-caliber expertise combined with highly personalized service delivered at the local level. 
We are one of the nation's leading:
 • Accounting Providers (CBIZ MHM LLC)
 • Employee Benefits Specialists
 • Property & Casualty Brokerage/Risk Managers
 • Payroll Providers
 • Retirement Plan Consultants/Advisors
  Gladys Manion Real Estate has been the leader in the luxury real estate market in St. Louis for over 80 years.  Founded in 1936 by the late Gladys Manion, the company is now led by third-generation owner Stafford Manion. Based in Clayton, Gladys Manion, Inc. has a history with exclusive real estate properties and a superior knowledge of the luxury market, providing clients with exclusive, incomparable, and personalized result-producing service. 
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