MEP Solutions for the Magnificent Mile
and more
We provide comprehensive services for all your mechanical, electrical, and plumbing needs, including installation,
corrective and preventative maintenance, repair, and diagnostics for commercial properties. Whether it’s routine upkeep
or emergency repairs, our experienced team is here to ensure your systems operate smoothly and safely.

SETTING THE STANDARD FOR MEP EXCELLENCE ACROSS Illinois
At 312 Mechanical, we embody Chicago’s spirit of resilience and innovation as the trusted provider of mechanical, electrical, and plumbing solutions for Illinois businesses. Our reputation is built on preventing problems with proactive strategies and meticulous attention to detail.
In a city where every minute counts and downtime equals lost revenue, we offer unparalleled peace of mind. With round-the-clock emergency response, proactive maintenance plans tailored to Chicago’s unique challenges, and comprehensive repair services, we’re prepared to breeze through any obstacle your property encounters. Whether in the vibrant heart of downtown or along the windswept suburban corridors, rely on our expertise and unwavering dedication to deliver exceptional results.
we proudly offer the following services
plumbing services
- Commercial plumbing system maintenance and repairs
- Water heater installation and service
- Pipe repair and replacement
- Backflow prevention
- Emergency leak detection and repair
electrical services
- Electrical system maintenance and troubleshooting
- Lighting system upgrades and repairs
- Emergency power systems
- Energy efficiency improvements
- Code compliance updates
hvac services
- Heating and cooling system maintenance
- Commercial HVAC repairs and installations
- Air quality solutions
- Energy management systems
- Preventive maintenance programs
Refrigeration services
- Commercial refrigeration maintenance
- Walk-in cooler and freezer repairs
- Ice machine service
- Temperature monitoring systems
- Emergency repair service
appliance Services
- Commercial appliance repair
- Equipment installation
- Preventive maintenance
- Performance optimization
- Emergency service
PROBLEMS DON’T WAIT. NEITHER DO WE.
why choose 312 mechanical
Always Ready & ON CALL
When problems arise, waiting isn't an option. Our emergency response team is available 24/7, armed with the tools and expertise to get your systems back online fast. Because in our world, every minute counts.
Masters of Our Craft
Our certified technicians aren't just experts – they're problem-solving pioneers who stay ahead of industry trends and technologies. When you need more than just a fix, we deliver solutions that last.
YOUR One-Stop MEP SHOP
From routine check-ups to complex system overhauls, we handle it all. No more juggling multiple vendors or coordinating between services. With 312 Mechanical, you get a single partner dedicated to your success.
Relationships Built on Trust
Our certified technicians aren't just experts – they're problem-solving pioneers who stay ahead of industry trends and technologies. When you need more than just a fix, we deliver solutions that last.
312 projects

Soldier Field
Nestled on the picturesque lakefront of Chicago, Soldier Field stands as an enduring symbol of history and tradition. Originally built in 1924, recent enhancements in the northeast quadrant of the stadium, spearheaded by 312 Mechanical, have revitalized this legendary venue to meet contemporary standards. Notably, a state-of-the-art interactive fan zone and energy-efficient HVAC system has been unveiled, offering a captivating experience for visitors of all ages and guaranteeing optimal climate control and comfort for fans at every event.

willis tower
In the heart of Chicago’s bustling downtown, Willis Tower epitomizes architectural innovation and urban sophistication. Seamlessly blending iconic design with cutting-edge engineering, this landmark continually reshapes the city’s skyline. Recent upgrades by 312 Mechanical have enhanced specific areas of the tower, improving functionality and reliability. These efforts included a comprehensive maintenance strategy integrating proactive preventive programs and reactive measures to address issues and optimize performance. By prioritizing both foresight and responsiveness, 312 Mechanical ensures Willis Tower remains a symbol of modern efficiency, offering unparalleled comfort, safety, and utility to its occupants and visitors alike.

The John Hancock Center
Situated prominently in the heart of Chicago, the John Hancock Center stands as a towering emblem of innovation. Rising high above the Magnificent Mile, this iconic landmark has long been a vital part of the city's skyline. Recent projects, led by 312 Mechanical, have introduced modern advancements to specific sections of the building while preserving its timeless character. These updates encompassed significant improvements to electrical and plumbing systems, ensuring optimal performance and reliability for all who live, work, and visit. Through these enhancements, 312 Mechanical has reaffirmed the John Hancock Center's role as a centerpiece of Chicago’s bustling downtown.
CONTACT US
- info@312mechanical.com
- 405 W. Superior Street, Chicago, IL 60654
- +1 (866) 590-8196