John J. Cahill Plumbing, Heating & Air Conditioning

John J. Cahill Plumbing, Heating & Air Conditioning Family-owned and trusted since 1890. Plumbing | Heating | Cooling | Kitchen & Bath
📍Evanston, IL
🍊Trust the orange truck Cahill, Inc. John J.

As a family-owned and trusted plumber since 1890, John J. has earned a reputation among residential and commercial customers for our expertise, impeccable workmanship, unfailing service and, above all else, trust and integrity — the cornerstone of the Cahill business. staff members have worked for our company an average of 17 years. Our highly skilled and trained technicians hold certifications in

plumbing, bathroom and kitchen design, heating, ventilation, and air conditioning. The main point to know about John J. is that we have a loyal crew who care about customers and always seek to provide quality service. Contact us today for a free estimate!

Members of the Cahill team had a blast at the Evanston Community Foundation's Celebrate Evanston 2026 event!🍦We're so pr...
05/29/2026

Members of the Cahill team had a blast at the Evanston Community Foundation's Celebrate Evanston 2026 event!🍦

We're so proud to be community partners and support their mission: mobilizing community resources to build a vibrant, just and equitable Evanston.

Our orange truck spotted in Evanston this weekend. When you see an orange truck, you know help is on the way. 🧡
05/26/2026

Our orange truck spotted in Evanston this weekend. When you see an orange truck, you know help is on the way. 🧡

The average tenure of a John J. Cahill Inc. employee is over 17 years. Our plumbers and pipefitters are among the most h...
05/21/2026

The average tenure of a John J. Cahill Inc. employee is over 17 years.

Our plumbers and pipefitters are among the most highly-skilled in the business, and are incredibly passionate about helping our customers.

No matter the time, the day, the weather, we're here for you.

Come say hi this morning at the Evanston Farmers’ Market! 👋🏼Forgot your bag? We got you covered. You can also enter to w...
05/16/2026

Come say hi this morning at the Evanston Farmers’ Market! 👋🏼

Forgot your bag? We got you covered. You can also enter to win our raffle by throwing your ticket in our mini commode.

Have a great weekend! ☀️

This week at the Trade Collective, Cahill’s Charlie Schaefer spoke with young people from ETHS and surrounding high scho...
05/06/2026

This week at the Trade Collective, Cahill’s Charlie Schaefer spoke with young people from ETHS and surrounding high schools about careers in plumbing and HVAC, helping them better understand what working in our trades is like.

He was joined by Adam Sutter, Admissions Director for Pipefitters Local 597.

The Trade Collective is an Evanston-based organization that helps connect youth with careers in the skilled trades.

Congrats to the Artemis II crew for troubleshooting your toilet issues! 🚽Their commode is the first to travel into deep ...
04/04/2026

Congrats to the Artemis II crew for troubleshooting your toilet issues! 🚽

Their commode is the first to travel into deep space. One small flush for man, one giant flush for mankind.

If your own toilet is giving you trouble, this is your friendly reminder we're available to help 24/7.

The Artemis II crew, working closely with mission control in Houston, were able to restore the Orion spacecraft’s toilet to normal operations following the

03/05/2026

Do you know what your sewer line looks like?

In this recent video inspection, we found misaligned clay pipes. Over time, water seeping out of the pipes will cause this plumbing system to collapse unless the issue is remediated.

For many older homes throughout Chicago's North Shore, decaying materials and tree roots can create similar issues like this.

We were honored to sponsor and attend the Evanston Chamber of Commerce's Annual Awards Celebration. It's a privilege to ...
02/24/2026

We were honored to sponsor and attend the Evanston Chamber of Commerce's Annual Awards Celebration. It's a privilege to stand beside the local business and civic leaders who shape the unique character of our city.

A heartfelt round of applause for all the award winners, and a big thank you to our pals at the Chamber for orchestrating such a memorable evening.

Thank you to our customers for sharing the LOVE on Google! 🧡  As a family-owned plumbing and HVAC company, your reviews ...
02/13/2026

Thank you to our customers for sharing the LOVE on Google! 🧡 As a family-owned plumbing and HVAC company, your reviews mean everything to us, and keep our plumbers and technicians going in the harsh winter conditions.

02/07/2026

Come with us to replace a 20-year-old furnace and humidifier in Evanston.

While this install didn't actually take us 30 seconds, we were able to complete it in one business day.

During winters as cold this one, we know how critical it is to restore heat fast. Our skilled technicians have the expertise to move quickly, without sacrificing quality work.

If your furnace or boiler stop working, call us at 847.864.5225. We're ready to help 24/7 everyday!

Address

1515 Church Street
Evanston, IL
60201

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