Tommy Boy HVAC: Keeping Mundelein, IL Comfortable Year-Round

Tommy Boy HVAC is a family-owned heating and cooling company dedicated to serving homeowners and businesses across Lake County, Illinois. Based in Mundelein, IL, the team provides reliable, honest service for all your indoor comfort needs. Whether it’s a scorching summer day or a freezing winter night, they understand the local climate demands systems that work hard. That’s why they offer 24/7 emergency service, ensuring help is always available when you need it most.

Business Overview

Tommy Boy HVAC focuses on both residential and commercial properties. With a straightforward, hands-on approach, they handle everything from quick repairs to complete system installations. The company is built on the idea that good HVAC service should be dependable and clear, without confusing jargon or hidden costs. For over a decade, they’ve been the go-to crew for local families and business owners looking for practical solutions.

Key Services

The team at Tommy Boy HVAC in Mundelein, IL offers a full range of heating and cooling services designed to meet common local needs.

• HVAC Installation or Replacement: Whether you’re updating an old furnace in a Libertyville bungalow or installing a new system in a Round Lake Beach commercial space, they help select and set up efficient, right-sized equipment.
• HVAC System Repair: From strange noises and weak airflow to complete breakdowns, their technicians diagnose and fix issues promptly to restore your comfort.
• HVAC System Maintenance: Regular tune-ups help prevent costly repairs, improve energy efficiency, and extend the life of your system—especially important with our variable Midwest seasons.

Areas Served

Tommy Boy HVAC proudly serves a wide area around Lake County. This includes Fremont, North Chicago, Round Lake Beach, Vernon Hills, Libertyville, Lake Forest, Cary, Gages Lake, Hawthorn Woods, Island Lake, Lakemoor, Lake Bluff, and many more surrounding communities. Their familiarity with local housing styles—from older homes in Mundelein to newer builds in Kildeer—means they understand the specific HVAC challenges you might face.

Company History

Founded by Tom Hanrahan, Tommy Boy HVAC started as a one-person operation over ten years ago. Tom’s hands-on industry experience in boilers, chillers, and controls formed the foundation. As the community’s trust grew, so did the business. Today, it remains family-operated, prioritizing strong relationships and quality work over rapid expansion. Their growth has been steady, rooted in repeat customers and word-of-mouth referrals across the region.

Leadership

Owner Tom Hanrahan brings more than a decade of direct technical experience to every job. He’s not just a business owner; he’s often on-site, ensuring work meets his standards. Living and working in the area, Tom and his team are invested in the community’s comfort. Their local presence means they understand the importance of a reliable heating system during a Lake County winter or an efficient air conditioner during a humid summer spell.

Specialties & Highlights

• Deep Expertise in Boilers & Chillers: Beyond standard furnaces and AC units, the team has specialized knowledge in boiler and chiller systems, serving both residential and commercial clients.
• 24/7 Availability: They are open every day, all day, for emergency repairs—no answering services, just real people ready to help.
• Honest, Upfront Service: The company is built on transparent communication and fair pricing, with no surprise fees.
• Local Focus: As a family-run business, they treat every customer like a neighbor, because in many cases, you are.

Why Locals Choose Tommy Boy HVAC

Residents and business owners in Mundelein, IL and across Lake County turn to Tommy Boy HVAC for consistent reliability and expert craftsmanship. Their long-standing presence in the area means they’ve seen and solved a wide variety of HVAC issues common to local buildings. They combine technical skill with a straightforward, friendly approach. When you need someone who knows the area and will do the job right, Tommy Boy HVAC is a trusted local partner for heating and cooling.