About the Author

Keith Mowen

Chief Executive Officer, Contract Service Solutions, LLC

Keith Mowen works on the question of what happens to a cleaning program when it stops running on habit and starts running on data — dynamic scheduling driven by occupancy sensors, autonomous equipment that reports what it actually did, and AI applied to scheduling and quality control. The distinction that matters: he doesn't sell that technology, he operates it. As CEO of Contract Service Solutions, LLC (CSS), Keith deploys these systems on live federal government and university campus contracts, where the staffing math, the union conversation, and the failure modes are real rather than theoretical.

CSS is a certified Small Business Enterprise delivering custodial services, facilities maintenance, and logistics contracting nationwide. Its federal portfolio spans facilities for agencies including DOD, NASA, USDA, the US Navy, US Army, US Air Force, and NATO, alongside university campuses and state facilities such as FDOT complexes.

Keith's operating philosophy is captured in the CSS motto — "Designed Services, Deliberate Results" — and in a standing commitment that defines the company: clients will not have the same service platform in five years that they have today, because CSS evaluates and deploys new technology proactively, without being asked. Under his leadership, CSS operates at 94% employee retention with a 96% average inspected quality score, and client relationships that average more than two full contract periods.

Keith also hosts The Living Campus, CSS's weekly video series on facilities innovation for higher-education and institutional leaders — delivered by email as the Facilities Innovation Briefing. The series applies the same dynamic, sensor-driven model CSS runs in the field: a static schedule cleans by habit; a dynamic schedule cleans by need.

Areas of Expertise

Dynamic Scheduling

Replacing fixed cleaning routes with demand-driven assignments. A static schedule cleans by habit; a dynamic schedule cleans by need — and the difference shows up in both quality scores and cost.

Sensor Technology

Occupancy and usage sensors in restrooms, conference rooms, and transient spaces — turning "how often should we clean this?" from an estimate into a measurement.

Robotics & Autonomous Equipment

Deploying autonomous scrubbers and sweepers with validated trip reports, and reassigning — never cutting — the trained people they free up for detail work.

AI in Facilities Management

Applying AI to schedule optimization, reporting, and quality assessment at a scale human review can't cover, on active institutional contracts.

Sensor-Determined Service Levels

Using occupancy and verification data to establish what APPA level a space is actually being held at — instead of guessing, then arguing about it.

Live QC Dashboards & Client Portals

Real-time, client-accessible inspection systems: scores, deficiencies, and trends visible to the customer continuously, not summarized quarterly.

Verification & Measurement

ATP surface testing, slip-meter traction against OSHA thresholds, three-micron indoor air quality testing, and root-cause deficiency correction.

Staffing Engineering & Contracting

APPA work-loading and the six-step staffing methodology, structured into performance-based, open-book contracts for federal, campus, and government clients.

Writing & Guides

How to Choose a Custodial Services Company: An Expert's GuideVendor selection for universities and government facilities APPA Cleaning Levels ExplainedStaffing standards and work-loading for campus custodial How AI, Sensors, and Autonomous Equipment Are Changing Custodial ServicesThe Living Facility model Performance-Based & Open-Book Custodial ContractsA buyer's guide for procurement officers and CFOs

Media inquiries, speaking, RFP questions, or an honest assessment of your custodial program:
kmowen@cssfl.net · (727) 648-6272

Contact Keith