Expertise

Elevate Your MEPF Projects with Lee Mechanical

At Lee Mechanical, we pride ourselves on being at the forefront of Mechanical, Electrical, Plumbing and Fire Protection (MEPF) solutions. Our dedication to innovation, quality, and service excellence is evident in every project we undertake.

Catering to commercial and industrial clients across the Midwest, we offer a comprehensive suite of services designed to meet the diverse needs of contemporary construction and facility maintenance.

Lee Mechanical | Electrical Equipment Room
Lee Mechanical Employees review site plans

We channel our industry expertise to deliver tailored solutions that align with our client’s visions. Our collaborative approach ensures seamless integration of our services into your projects, producing results that are both cost-effective and of high quality. From ambitious new constructions to meticulous retrofits, our portfolio showcases our capability to scale and innovate.

We invite you to browse through our service pages for an in-depth understanding of the unique solutions we offer. Should you require further information or wish to discuss your project needs, our team is always ready to provide the expertise you seek.

Our expertise spans across key areas of MEPF contracting:

We go beyond the conventional to ensure your project’s success from the very start. Our pre-construction services involve rigorous planning and detailed analyses, ensuring that each project is feasible, cost-effective, and primed for success. Our team is skilled in energy modeling, BIM coordination, and constructability reviews, among other pre-construction disciplines.

Our pre-construction services include:

Energy Modeling:

Utilizing advanced software to predict energy usage and find ways to enhance efficiency, helping to reduce operational costs and environmental impact.

Constructibility Reviews:

Rigorously assessing project designs to identify potential issues before construction begins, preventing costly mistakes and delays.

Risk Management:

Identifying, evaluating, and mitigating risks early in the pre-construction phase to ensure project success and stability.

BIM Coordination:

Integrating Building Information Modeling (BIM) techniques to streamline project design, construction, and management processes, ensuring accuracy and saving time.

Cost Estimating:

Providing detailed cost forecasts that help in budgeting and financial planning, ensuring that projects are financially feasible from the start.

Sustainability Consulting:

Offering expertise on incorporating sustainable design and construction practices, aimed at achieving environmentally friendly and energy-efficient buildings.

Our mechanical services combine the latest technology with dependable solutions. We specialize in HVAC system installations, energy management, and building automation, ensuring that every building operates at peak efficiency and comfort.

Our mechanical services include:

HVAC System Installations:
Implementing high-performance heating, ventilation, and air conditioning systems tailored to each building’s specific requirements, ensuring a comfortable and productive environment for occupants.
Energy Management:
Employing advanced strategies and technologies to monitor and control energy use within facilities, maximizing energy efficiency and minimizing environmental impact.
Preventive Maintenance:
Offering comprehensive maintenance programs designed to prevent equipment failures and extend the lifespan of mechanical systems, guaranteeing uninterrupted operation and efficiency.
Refrigeration System Installations:
Installing customized refrigeration systems for various applications, including walk-in coolers/freezers, display cases, and specialized industrial cooling.
Building Automation Systems (BAS):
Integrating smart technology to automate and manage a building’s mechanical systems, lighting, security, and other functions, enabling optimal operational performance and ease of use.
Retrofitting and Upgrades:
Modernizing and enhancing existing mechanical systems to improve efficiency, functionality, and sustainability, aligning with current technology and environmental standards.

Lee Mechanical’s electrical expertise illuminates every project. From state-of-the-art lighting designs to comprehensive power management, we ensure safety, innovation, and functionality are wired into the fabric of your facility.

Our Electrical services include:

Electrical Installation:
Precision-executed electrical installations by Lee Mechanical ensure your power systems are robust and reliable. From strategic switchboard placement for seamless control, functional outlet installation for diverse needs, to safety-focused wiring for system longevity.
Power Distribution Systems:
Designing and implementing robust power distribution frameworks for reliable and efficient electricity supply across facilities, ensuring uninterrupted operations.
Design and planning
Our design and planning services provide a comprehensive approach from the initial concept to the final execution, ensuring that all projects meet the highest standards and exceed client expectations through expert guidance and detailed specifications.
Lighting Design and Installation:
Crafting bespoke lighting solutions that enhance aesthetics, boost productivity, and save energy. Our approach ensures that every space is illuminated with precision and style.
Electrical Safety Inspections:
Conducting thorough inspections and compliance checks to guarantee electrical systems are safe, up to code, and operate at peak efficiency.
Electrical Retrofitting and Upgrades:
Revitalizing outdated systems through expertly guided retrofitting and upgrades to meet modern efficiency standards.
Emergency and Backup Power Solutions:
Installing and maintaining uninterruptible power supplies (UPS) and backup generators to provide continuous power during outages, protecting critical operations and assets.

Fluid and meticulous, our plumbing services cover all aspects from water supply systems to sanitary installations. We focus on efficiency and sustainability, implementing water conservation systems and modern gas piping designs that set industry benchmarks.

Our Plumbing services include:

Plumbing Installation:
Expert plumbing system installation for new builds and remodels, ensuring efficient water flow and safety. This service establishes a reliable and lasting plumbing infrastructure for homes and businesses.
Water Reclaim Systems:
Advanced systems capture, treat, and reuse greywater, reducing waste and enhancing environmental sustainability. This service conserves water resources, leading to significant utility cost savings.
Plumbing Safety Inspections:
Thorough checks of plumbing systems to spot and reduce risks, ensuring safety standards are met. This preventive measure helps prevent accidents, protecting property and residents.
Drain Cleaning Services:
Expertise in clearing blockages and buildup, ensuring smooth drainage. Essential for preventing leaks, overflows, and water damage to keep your plumbing system healthy.
Plumbing Maintenance and Repairs:
Offering thorough maintenance and quick fixes to stop small issues from becoming big problems. Regular upkeep keeps plumbing systems running smoothly, extending their life and preventing costly interruptions.
Plumbing Retrofitting and Upgrades:
Upgrade existing plumbing with modern technologies and materials to boost efficiency and conserve water. Ideal for increasing the value and performance of older systems, making them meet today’s standards and needs.

Fluid and meticulous, our plumbing services cover all aspects from water supply systems to sanitary installations. We focus on efficiency and sustainability, implementing water conservation systems and modern gas piping designs that set industry benchmarks.

Our Plumbing services include:

Water Treatment and Distribution:
Our water treatment and distribution services guarantee a clean, safe, and reliable water supply, focusing on advanced technologies, efficient systems, and proactive maintenance
Wastewater Treatment and Management:
We deliver efficient, environmentally responsible wastewater treatment and management solutions, ensuring compliance and protecting community health.
Planning Services:
Our comprehensive planning services ensure seamless project execution from concept to completion, providing expert guidance and detailed specifications to meet the highest standards.
Infrastructure Upgrades and Retrofitting:
We modernize existing water and wastewater infrastructure, enhancing efficiency, reliability, and sustainability through advanced technologies and tailored retrofitting solutions.
Emergency and Backup Solutions:
Our emergency and backup solutions ensure uninterrupted water and wastewater services during unforeseen events, with reliable power, redundancy, and rapid response teams ready to restore operations.

Safeguarding assets and lives, our fire protection services blend seamlessly with our MEPF offerings. We provide tailored solutions to meet the unique safety requirements of each project, backed by our commitment to compliance and protection.

Our Fire Protection services include:

Fire Detection and Alarm Systems:
Designing and installing sophisticated fire detection systems and alarms to provide early warning and ensure rapid response to emergencies.
Fire Suppression Systems:
Offering advanced fire suppression solutions, including gas-based and foam systems, designed to effectively manage and mitigate fire incidents.
Maintenance and Inspection:
Conducting regular maintenance and inspections to ensure all fire protection systems are operational, compliant, and ready to perform in the event of a fire.
Sprinkler System Implementation:
Implementing customized sprinkler systems tailored to each building’s specific needs to control and extinguish fires quickly.
Emergency and Exit Lighting:
Ensuring safe evacuation during an emergency with strategically placed emergency and exit lighting systems.

Synonymous with efficiency, our prefabrication services streamline the construction process. By integrating modular systems and off-site construction, we deliver quality assured components that enhance project timelines and reduce on-site challenges.

Our prefabrication services and benefits include:

Modular Systems Design and Implementation:
Crafting customizable modular systems that can be efficiently integrated into a variety of project requirements, ensuring a perfect fit for every client’s needs.
Customization and Flexibility:
Offering highly customizable prefabrication solutions that cater to unique project specifications, allowing for greater design flexibility and innovation.
Lower Labor Costs:
Prefabrication minimizes trade bottlenecks and eliminates overtime and off-hour wages, contributing to more efficient and cost-effective project delivery.
Integrated MEP Solutions:
Seamlessly integrating prefabricated MEP components to streamline installation, improve efficiency, and ensure coordination across all building systems.
Waste Elimination:
By ordering components to exact lengths and specifications, we reduce scrap and waste, resulting in savings on material, handling, and transportation costs.
Increased Safety:
Conducting assembly in a controlled environment improves safety, offering ergonomic work levels, superior lighting and ventilation, and organized spaces that reduce tripping hazards.
Overall Facility Improvement:
Prefabricated racking systems reduce above-ceiling “clutter,” leading to improved organization and streamlined installation processes.
Rapid Project Deployment:
Enhancing project timelines through the use of prefabricated components, enabling quicker assembly and completion, and minimizing disruption to site operations.
Enhanced Quality:
Our offsite facilities allow 360-degree accessibility to multi-trade components, ensuring precise assembly and testing for top-tier quality.

At Lee Mechanical, we specialize in delivering innovative refrigeration solutions through expert installation, maintenance, and cutting-edge system design. Our highly trained, EPA-certified technicians excel in every aspect of refrigeration, from routine upkeep to emergency service, ensuring your business runs smoothly and efficiently.

Our REFRIGERATION services and benefits include:

Multiplex Refrigeration Systems:
We service, design and install advanced multiplex refrigeration system provide efficient, centralized refrigeration solutions for facilities requiring multiple temperature zones. Designed to reduce energy consumption and operational costs, these systems are ideal for large-scale applications such as grocery stores and food processing plants.
Food Preparation Rooms:
Temperature-controlled food preparation rooms are essential for maintaining safety and quality in food production. Lee Mechanical designs, installs, and services customized refrigeration systems to ensure compliance with industry standards and seamless operation.
Walk-In Coolers and Walk-In Freezers:
We provide durable and energy-efficient walk-in coolers and freezers for a variety of industries. From design to installation and ongoing maintenance, our systems ensure optimal performance to preserve your products and meet your storage needs.
Ice Machines:
Lee Mechanical offers installation, service, and maintenance for a wide range of commercial ice machines. Whether for food service, retail, or industrial applications, we ensure reliable operation and consistent ice production tailored to your business needs.
Refrigerated Warehousing:
Refrigerated warehousing requires precise temperature management to protect valuable inventory. Our solutions include custom refrigeration systems for cold storage facilities, ensuring reliability and scalability for your operations.
Store Fixtures:
From refrigerated shelving to specialized fixtures, we design and install systems that enhance product visibility while maintaining consistent temperature. Our solutions integrate seamlessly into your store layout, combining functionality with aesthetics.
Display Cases/Shelving:
Our high-efficiency display cases and shelving solutions are designed to keep products fresh while showcasing them attractively. We provide installation and service for open, closed, and specialty cases to meet the unique needs of your retail environment.
Process Chillers:
Process chillers are critical for industrial applications requiring precise temperature control. Lee Mechanical provides energy-efficient solutions for cooling processes in industries such as pharmaceuticals, food production, and beverage manufacturing.
CO2 Transcritical Racks:
Our CO2 transcritical rack systems offer an eco-friendly and efficient refrigeration solution, suitable for facilities prioritizing sustainability. These systems deliver high performance while minimizing environmental impact, making them ideal for modern operations.
Secondary Coolant Systems:
For facilities requiring indirect cooling solutions, our secondary coolant systems provide safe and efficient operation. These systems are designed to reduce refrigerant use, improve energy efficiency, and support your sustainability goals.

Our Work

Projects That Impress

Discover the breadth of our expertise through our standout projects. From healthcare facilities to industrial complexes, each project reflects our MEPF expertise along with our core values of safety, quality, integrity, and success.

What’s Happening At Lee

News

  • What Wisconsin’s New Fire Protection Regulations Mean for Your Facility

    What Wisconsin’s New Fire Protection Regulations Mean for Your Facility

    At Lee Mechanical, life safety is more than a service. It is a commitment to protecting people, property, and business continuity. Fires and emergencies can put everything at risk in minutes, which is why our team designs, installs, and maintains comprehensive life safety systems that go beyond compliance to create safer, more resilient environments. From alarms and sprinklers to monitoring and training, our expertise ensures that businesses are prepared for the unexpected and positioned to recover quickly when incidents occur. Investing in life safety with Lee is one of the best decisions a business can make.

  • Lee Bestplaces Featured

    Lee Mechanical Ranked #1 Among Extra Large Companies in Milwaukee’s 2025 Best Places to Work

    Lee Mechanical is thrilled to announce that we have been named one of the 2025 Best Places to Work in Milwaukee. We officially received this prestigious award on September 11 at the American Family Insurance Amphitheater at Henry Maier Festival Park.