Cahill Heating, Cooling, Electric, Plumbing & Sewer

5.0 (1092 reviews)

| Lake Bluff, IL | HVAC

Cahill offers full-service HVAC, electrical, plumbing, and general contracting for homeowners in Lake Bluff, IL.

At a Glance

Category: HVAC
Location: Lake Bluff, IL
Rating: 5.0/5 (1092 reviews)
Phone: +18475820385
Services: Plumber, Electrician, General Contractor

Cahill Heating, Cooling, Electric, Plumbing & Sewer - HVAC in Lake Bluff

About Cahill Heating, Cooling, Electric, Plumbing & Sewer

Cahill Heating, Cooling, Electric, Plumbing & Sewer provides HVAC, electrical, and plumbing services in Lake Bluff, IL. The company has operated for over 50 years. They hold an average Google rating of 5.0 out of 5 stars from 1092 reviews, indicating consistent customer feedback.

Their services include installation, maintenance, and repair of heating and cooling systems, electrical wiring and panel upgrades, and plumbing repairs and installations. They also offer sewer services. This contractor serves residential clients in the Lake Bluff area.

When considering Cahill Heating, Cooling, Electric, Plumbing & Sewer for a project, homeowners may wish to inquire about specific experience with electrifying home systems, such as heat pump installations or electric vehicle charger installations. It is also advisable to discuss project timelines, warranties on parts and labor, and to obtain multiple bids for comparable services to evaluate competitive pricing and project scope.

Services

Plumber

Electrician

General Contractor

Wholesaler

Store

Service

Point Of Interest

Establishment

Hours

Sunday 0:00-0:00

Business information verified via Google Business Profile. Last updated: 2026.

Last verified: May 2026

Contact

28983 North Herky Drive

Lake Bluff, IL 60044

(847) 582-0385

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Map

How to evaluate Cahill Heating, Cooling, Electric, Plumbing & Sewer

Before hiring Cahill Heating, Cooling, Electric, Plumbing & Sewer for hvac work in Lake Bluff, take a few minutes to verify their qualifications and confirm they are the right fit for your project. The right hvac for one homeowner may not be the right fit for another, so do the diligence up front.

Verify licensing and insurance

Confirm that Cahill Heating, Cooling, Electric, Plumbing & Sewer carries an active IL contractor license appropriate for the scope of work, plus general liability and workers’ compensation coverage. Ask for the license number and look it up on the state board website. A hvac that hesitates to share these details is a red flag, regardless of how favorable their reviews look.

Get a written, itemized quote

Request a detailed written estimate that lists materials, labor, permit fees, timeline, and payment schedule. Itemized quotes make it possible to compare Cahill Heating, Cooling, Electric, Plumbing & Sewer side-by-side with other hvac options in Lake Bluff, and they protect you from scope creep once the work begins.

Ask about project experience

Ask Cahill Heating, Cooling, Electric, Plumbing & Sewer how many projects similar to yours they have completed in the last 12 months, whether they will be the primary on-site team or are subcontracting, and how they handle change orders. Request two or three local customer references and actually call them — reviews on Google are useful but a five-minute conversation reveals much more about how a hvac actually shows up.

Frequently Asked Questions

What services does Cahill Heating, Cooling, Electric, Plumbing & Sewer provide?

Cahill Heating, Cooling, Electric, Plumbing & Sewer offers a comprehensive range of services including HVAC, plumbing, electrical, and sewer solutions. They are also listed as a general contractor and wholesaler.