Trades
Jump to the trade you need and explore our credentials with one click.
Mechanical Piping
Local 597 trained HVAC and process piping teams providing complete mechanical piping solutions for commercial, process, and institutional projects. Our work includes HVAC piping systems—chilled water, hot water, steam, and condenser water—as well as process piping for manufacturing, energy, and specialized facilities.
- ›HVAC: chilled water, steam, natural gas, VRF systems.
- ›Institutional: medical gases, vacuum systems, deionized water.
- ›Process: radiographically welded piping systems for food services, plastics, laundry.
Electrical Services & Low Voltage Systems
Union Electrical & Communications Contractor – Chicago Metro
Kraemer Contracting Group delivers comprehensive electrical and low voltage solutions for commercial, industrial, and institutional facilities throughout the Chicagoland area. As a proud IBEW Local 134 contractor, our union-trained electricians and communication installers provide safe, code-compliant installations for projects of every scale.
From power distribution and lighting systems to advanced low-voltage infrastructure and building controls, our teams support new construction, renovations, and ongoing facility maintenance. We coordinate closely with general contractors, engineers, inspectors, and other trades to ensure quality workmanship, schedule adherence, and long-term system performance.
Electrical Division (IBEW Local 134 Electricians)
- Power distribution systems and service upgrades
- Interior and exterior lighting systems
- Conduit installation and raceway systems
- Control wiring and electrical infrastructure
- Energy-efficient upgrades and system modernization
- Electrical work for new construction, renovations, and maintenance
Low Voltage Division (IBEW Local 134 Communication Installers)
- Structured cabling, fiber optics, and voice/data infrastructure
- Access control systems, card access, magnetic locks, and electrified hardware
- CCTV and video surveillance systems (IP and analog)
- Fire alarm systems: installation, modification, testing, and commissioning
- Mechanical and building control systems supporting HVAC and automation
Workforce & Compliance
- IBEW Local 134 electricians and communication installers
- Installations compliant with Chicago Electrical Code, NEC, and Cook County requirements
- Experienced in AHJ coordination, inspections, and closeout documentation
- Strong safety culture and disciplined jobsite practices
Markets Served
- Commercial office and mixed-use
- Industrial and manufacturing
- Institutional and government facilities
- Healthcare, education, and transportation
Services & Facility Support
Union HVAC & Mechanical Service – Chicago Metro
We keep facilities running through preventative maintenance, small project execution, and responsive service support. Our teams manage coordination, documentation, and compliance so owners can focus on operations. As a certified WBE, MBE, and DBE contractor, we provide a highly trained union workforce signatory to Local 597, 17, 73, and 134.
Complimentary Consultations, Inspections, and Estimates
Whether you’re planning a new system design and installation or experiencing problems with your current equipment, Kraemer Contracting Group is ready to assist. Get in touch with us to schedule a visit to review your needs, and we’ll get to work developing customized solutions to keep your commercial HVAC systems running at peak performance
Core Capabilities
- ›24/7 Emergency Repair: 2-hour response for RTUs, chillers, boilers, and VAVs.
- ›Maintenance Programs: Custom preventative programs for seasonal and annual needs.
- ›Facility Support: Expert management of permits, reporting, and project closeout.
- ›Small Projects: In-house supervision for tenant buildouts and equipment replacements.
- ›Specialized Trades: Includes pipe fabrication, electrical repair, and mechanical insulation.
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Services Provided: Maintenance, Repair and Replacements:
- Rooftop units (RTUs), MUA, AHU's, and DOAS units.
- Air cooled & Water Cooled Chillers and Cooling Towers
- Steam and Hot water Boiler maintenance and repair.
- Variable Refrigerant Flow (VRF) systems
- Controls & Building Automation Systems (BAS)
- Data Center CRAC units, Liquid Cooled Systems.
Contact Us
Mike Saczawski – VP of Mechanical Service
Email: Service@kcgchicago.com
Insulation
KCG provides skilled tradespeople for energy-saving mechanical insulation and firestopping in commercial, industrial, and institutional settings. We focus on efficiency, safety, and sustainability through expert installation that delivers high-quality, long-term solutions for temperature control and system protection.
- ›Mechanical insulation for pipes, ducts, boilers, and equipment.
- ›Energy conservation specialists reducing energy loss and operational costs.
- ›Firestopping services to enhance building safety.
- ›Industrial and commercial experience across medical, biotech, and educational facilities.
- ›Serving Greater Chicago and Northwest Indiana with highly trained professionals.
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Construction Management
Construction Management Services
Slideshow description coming soon. We’re assembling highlights of our construction management approach and recent work.