Shared
Resources
OSC brings together specialized resources across our service network to plan, build, and deliver solutions that match your scope, timeline, and expectations.
Every Property. Every Surface. Coast to Coast.
THE ONE SOURCE
FOR YOUR FACILITY
& CONSTRUCTION SOLUTIONS
We deliver reliable construction management, facility maintenance, and ongoing support services nationwide to keep your properties operating, improving, and performing at their highest level.
Industry-Leading Facilities
Maintenance & Janitorial Solutions
Experience the OSC Difference: National Reach, Local Commitment
At One Source Companies, we deliver dependable, high-quality facilities maintenance and janitorial services built around long-term partnerships. Our integrated service model allows clients to streamline operations while maintaining consistent standards across every location.
With decades of hands-on experience and a nationwide footprint, OSC supports businesses across multiple industries with customized solutions, responsive service, and a relentless focus on results.
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Elevating Environments for a Healthier, Safer, and More Efficient Tomorrow
At OSC, we deliver integrated facility solutions designed to enhance daily operations and elevate the overall occupant experience. By combining proven processes, innovative technologies, and a people-first approach, we help your spaces operate at their best — consistently, reliably, and without disruption.
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Industries We Serve
Our team supports a diverse range of industries, providing tailored solutions that align with each facility’s operational demands, compliance requirements, and long-term goals.
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Services We Provide
From day-to-day facility maintenance to comprehensive integrated solutions, OSC delivers dependable services built to adapt, scale, and perform — no matter the challenge.
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Experience Our Comprehensive
Service Delivery System
Shared
Field
Management
With experienced field leaders and organized scheduling, we keep crews aligned, communicate clearly, and maintain consistent standards from start to finish.
Fast Response
Support
When something needs attention, you get quick callbacks and clear next steps—so issues are handled before they become disruptions.
Best-in-Class
Technology
Our tools are built around real jobsite workflows—streamlining updates, improving visibility, and helping teams deliver better outcomes with less friction.
Preventive and Routine Maintenance
Stop problems before they turn into downtime. We keep your facility on a predictable schedule with consistent oversight, so issues get handled early instead of becoming expensive emergencies.
- Scheduled inspections and walk throughs
- Preventive maintenance programs
- Asset condition tracking
- Filter changes, lubrication, adjustments
- Seasonal readiness checks
Reactive Repairs and Dispatch
When something breaks, response needs to be fast and coordinated. We manage dispatch, triage, and vendor communication so repairs stay controlled, documented, and on track.
- On demand repair coordination
- Emergency response coordination
- Trade dispatch and vendor management
- Minor repairs across trades
- After hours issue response
Mechanical, Electrical, Plumbing Oversight
Critical systems need experienced oversight. We coordinate service, troubleshooting, and vendor supervision to keep MEP performance reliable and costs accountable.
- HVAC monitoring and service coordination
- Electrical systems troubleshooting and repair
- Plumbing maintenance and repairs
- Equipment diagnostics and vendor supervision
Structural and Exterior Maintenance
Protect the building envelope and the areas that take daily abuse. We handle routine inspections, minor repairs, and coordination that keeps your asset from quietly deteriorating.
- Roofing inspections and minor repairs
- Doors, locks, windows, and hardware
- Concrete, asphalt, and parking areas
- Exterior lighting
- Facade and envelope inspections
Interior and Finish Maintenance
Keep interiors functional, clean, and presentable. From quick fixes to coordinated replacements, we handle the details that impact daily operations and tenant perception.
- Drywall and paint touch ups
- Flooring repairs and replacements
- Ceiling systems
- Fixtures and fittings
- General interior upkeep
Safety and Compliance Support
Stay inspection ready and reduce risk. We coordinate the common compliance items and routine checks that keep facilities safer and help avoid unpleasant surprises.
- Life safety checks
- Emergency lighting inspections
- Fire extinguisher coordination
- ADA related maintenance issues
- General code related maintenance support
Grounds and Exterior Services
Exterior presentation matters, even when work is subcontracted. We coordinate the vendors and work so your property stays clean, safe, and consistently maintained.
- Landscaping coordination
- Snow and ice management
- Power washing
- Waste and debris management
Facility Monitoring and Reporting
Know what’s happening across your locations without chasing updates. We document work, track issues, and provide clear visibility into condition, performance, and spend.
- Regular facility condition reports
- Work order tracking and documentation
- Photo and issue logging
- Vendor performance tracking
- Budget and spend visibility
OneSource.
Serving you Nationwide.