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Business Details
12 Years
experience
Emergency
services
Trusted HVAC Maintenance & Installation Services
Ehms Mechanical Services is your proactive HVAC service partner dedicated to lowering equipment ownership costs through expert design and proven service. Established in 2014, we combine decades of industry experience with a commitment to innovation, safety, and quality craftsmanship. Our team delivers comprehensive solutions including preventive maintenance, energy assessments, equipment retrofits, and emergency repairs. We specialize in fire/smoke damper inspections and cottonwood air intake screens to enhance system efficiency and safety. With 24-hour emergency service and a customer portal for streamlined communication, we prioritize reliability and client satisfaction.

Our culture fosters teamwork, accountability, and continuous improvement, ensuring projects are completed on time and within budget. We serve commercial, industrial, and institutional clients across Chicagoland, offering single-source solutions to simplify complex mechanical needs. Our dedication to sustainability and energy efficiency helps clients make informed decisions aligned with environmental and financial goals.
Services
HVAC Maintenance Fire Damper Inspections Cottonwood Screens Energy Assessments Emergency Repairs Equipment Installations Smoke Damper Testing Coil Cleaning Building Automation Cooling Tower Protection
Details
  • Year established: 2014
Highlights and features
  • We offer 24-hour emergency HVAC service with rapid response times.
  • Our team includes certified union technicians with decades of combined experience.
  • We provide energy reduction assessments to lower operational costs.
  • We maintain compliance with NFPA fire damper inspection standards.
  • Our customer portal streamlines service requests and maintenance tracking.
What people say
Top notch service Next to none Very helpful Unmatched level of service Proud to be working
Services
HVAC Maintenance
Our customized HVAC maintenance programs maximize equipment performance while reducing failure risks and operational costs. Regular inspections identify issues before they escalate, minimizing downtime and energy consumption. With discounted parts and labor for agreement clients, we ensure systems operate efficiently year-round.
Fire Damper Inspections
We conduct NFPA-compliant fire damper inspections to ensure code compliance and building safety. Our technicians test damper operation, replace faulty components, and verify proper installation. Regular maintenance prevents failures during emergencies and satisfies insurance requirements for commercial facilities.
Cottonwood Screens
Our cottonwood air intake screens protect HVAC systems from debris buildup in high-velocity airflow environments. These low-maintenance solutions improve coil efficiency, reduce cleaning frequency, and maintain optimal airflow without increasing static pressure in commercial cooling systems.
24-Hour Emergency Repairs
We provide 24/7 emergency HVAC repairs to minimize operational disruptions. Our rapid-response team addresses critical system failures at any hour, ensuring commercial facilities maintain temperature control and operational continuity during unexpected breakdowns.
Energy Assessments
Our energy reduction assessments identify cost-saving opportunities through system optimization. We evaluate equipment performance, recommend retrofits, and help clients qualify for energy rebates, improving sustainability while lowering long-term operational expenses for commercial properties.
Questions
What HVAC services does EHMS offer?
We provide preventive maintenance, emergency repairs, fire damper inspections, energy assessments, equipment installations, and cottonwood screen solutions for commercial HVAC systems.
Do you offer 24-hour emergency service?
Yes, our 24/7 emergency response team addresses critical HVAC failures at any time to minimize facility downtime.
Why are fire damper inspections important?
Regular inspections ensure compliance with NFPA standards, maintain building safety, and prevent fire/smoke spread during emergencies.
What areas do you serve?
We primarily serve Lake Zurich, Chicago, and surrounding Chicagoland areas for commercial HVAC needs.
How can I access service history?
Our customer portal allows clients to view work orders, request service visits, and generate equipment maintenance reports online.
Do you handle large-scale projects?
Yes, we manage complete HVAC installations, retrofits, and energy efficiency upgrades for commercial and industrial facilities of all sizes.