McService

Business Details

Emergency

services

Your Trusted HVAC Partner in St. Louis, MO

McService has been a trusted provider of HVAC maintenance and service solutions since our founding. With over 50 years of combined experience in the industry, we specialize in serving commercial, industrial, and institutional facilities across the St. Louis metropolitan region. Our team of certified professionals delivers responsive and responsible service, offering 24/7 emergency support, preventive maintenance programs, and energy-efficient solutions tailored to each client's unique needs. We pride ourselves on our technical expertise, commitment to client satisfaction, and ability to extend equipment life while reducing operational costs.

Our strategic partnerships with leading manufacturers and adherence to rigorous industry standards ensure that every project meets the highest benchmarks for quality and reliability. By maintaining a customer-centric approach, we have built long-standing relationships with over 170 facilities, consistently exceeding expectations through proactive problem-solving and transparent communication.

Services

HVAC Service Plumbing Services Mechanical Piping Building Controls 24 Hour Emergency HVAC Preventive Maintenance Chiller/Boiler Service Indoor Air Quality Mechanical Piping Installation

Highlights and features

We offer 24/7 emergency HVAC response with certified technicians.
Our team has over 50 years of combined experience in HVAC systems.
We provide customized preventive maintenance programs for maximum efficiency.
Our technicians are union-trained and drug-tested for reliability.
We specialize in energy-efficient solutions that reduce operational costs.

Website

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Services

HVAC Service

McService provides comprehensive HVAC maintenance and repair solutions for commercial, industrial, and institutional buildings. Our certified technicians offer 24/7 emergency response, seasonal equipment servicing, and system diagnostics to ensure optimal performance. By implementing preventive maintenance programs, we help clients extend equipment lifespan, improve energy efficiency, and minimize operational disruptions while maintaining occupant comfort.

Plumbing Services

Our plumbing division handles residential, commercial, and multi-family property needs with prompt, professional service. From emergency repairs to large-scale installations, our trained technicians deliver reliable solutions for leak fixes, pipe replacements, and system upgrades. We prioritize on-time service and lasting repairs, serving St. Louis properties with transparent communication and skilled execution for both routine maintenance and urgent issues.

Building Controls

We design and implement customized building automation solutions that optimize energy efficiency and operational control. Our experts integrate HVAC systems with Direct Digital Controls (DDC) and Energy Management Systems (EMS) to enhance equipment performance. By analyzing building-specific requirements, we create sequences of operation that reduce energy costs, improve system longevity, and provide real-time monitoring capabilities for proactive maintenance planning.

24 Hour Emergency HVAC

Our 24/7 emergency dispatch center ensures rapid response to HVAC system failures with union-certified technicians available year-round. Upon arrival, professionals diagnose issues and provide cost-effective solutions while offering preventive recommendations. Fully stocked service vans and licensed technicians guarantee immediate repairs for critical systems, minimizing downtime and restoring comfort in commercial, industrial, and institutional facilities across the St. Louis region.

Mechanical Piping

We specialize in mechanical piping installation and repair for diverse industries including manufacturing, chemical processing, and power generation. Our UA Local 562-certified pipefitters handle complex projects with precision, adhering to strict safety standards. From emergency pipe repairs to scheduled shutdowns, our team delivers reliable solutions for system retrofits, new construction, and maintenance, ensuring operational continuity for commercial and industrial clients in the St. Louis area.

People

Dan Tucker

President

With nearly 20 years in HVAC, Dan Tucker began as an apprentice and advanced through technical and managerial roles before becoming President. His field expertise and leadership drive MC Service's strategic vision while maintaining operational excellence across 170+ facilities.

Bob Meeh

Principal

Bob Meeh brings over 35 years of HVAC experience, transitioning from sheet metal worker to strategic leader. As Principal, he oversees company direction while remaining actively involved in design-build processes and installation applications for complex HVAC systems.

Lou Troha

Vice President

Lou Troha, a Mechanical Engineer with 50+ years in HVAC, has held technical and leadership roles across major industry firms. As Vice President, he focuses on business development, engineering solutions, and client relationship management while supporting operational excellence initiatives.

Dana Parks

Office Manager

Dana Parks manages MC Service's financial operations, including payroll, accounts receivable/payable, and insurance compliance. With responsibility for day-to-day financial requirements, she ensures smooth administrative operations supporting the company's 170+ facility service commitments.

Questions

What HVAC services does MC Service offer?

We provide comprehensive HVAC services including preventive maintenance, emergency repairs, chiller/boiler servicing, building automation solutions, and 24/7 emergency response for commercial, industrial, and institutional facilities.

Do you offer emergency HVAC repair services?

Yes, our 24/7 emergency dispatch center operates year-round with certified technicians available to address urgent HVAC system failures and restore operations promptly.

What areas do you service?

We primarily serve the St. Louis metropolitan region, providing HVAC, plumbing, and mechanical services to commercial, industrial, and institutional facilities across the area.

Are your technicians certified?

Yes, our technicians are union-trained, fully licensed, and drug-tested. Many hold specialized certifications for HVAC systems, mechanical piping, and building automation technologies.

What preventive maintenance programs are available?

We offer customized preventive maintenance programs that include seasonal equipment servicing, system diagnostics, energy efficiency optimization, and predictive maintenance strategies tailored to each facility's operational requirements.

Can you handle large-scale mechanical projects?

Yes, our team manages complex mechanical piping installations, HVAC system retrofits, and building automation integrations for new construction and renovation projects across various industries.