Our approach is straightforward: identify the problem, document the findings, communicate repair options clearly, and coordinate approved work based on the facility's needs and operational priorities.
Responsive Coordination
Clear Documentation
Multi-Trade Support
Service communication and scheduling from initial request through completion.
Service findings, photos, repair recommendations, and estimates when additional work is required.
HVAC, refrigeration, plumbing, electrical, facility maintenance, and general contracting coordinated through one service provider.
Contact Onaco Inc. for repairs, maintenance, equipment service, project work, or multi-site facility support throughout Greater Chicago.
Uptime is Our Only Metric.
We guarantee rapid response times and self-performed labor quality, ensuring your commercial operations run continuously without unexpected interruptions.
Structured Onboarding & Service
Facility Audit
SLA Customization
Preventive Setup
24/7 Dispatch
Comprehensive assessment of your existing mechanical systems and facility infrastructure to identify critical needs and compliance gaps.
Development of tailored Service Level Agreements, defining response times, maintenance schedules, and performance metrics for your portfolio.
Implementation of proactive maintenance programs and equipment monitoring to minimize downtime and extend asset lifespans.
Seamless integration with our rapid response teams, ensuring immediate dispatch and expert resolution for any emergency.










