Who an AI assistant picked for HVAC in Grayslake, IL

Who came up in Grayslake

Every company the assistant named across the six questions, ordered by how often it was picked first. Tested on 2026-10-01.

Company	Picked first	Picked
KET Home Serviceskethomeservices.com	2 of 6	4 of 6
ABC Plumbing, Sewer, Heating, Cooling and Electric4abc.com	2 of 6	3 of 6
Beckman Bros., Inc. Heating & Air Conditioningbeckmanbrosinc.com	1 of 6	5 of 6
Precision Today Plumbing, Heating, Cooling & Electricalprecisiontoday.com	1 of 6	5 of 6
Aire Serv of Lake Forest - Gurneeaireserv.com	0 of 6	1 of 6

Question 1 of 6

First
Precision Today Plumbing, Heating, Cooling & Electrical
“Its Grayslake furnace page advertises same-day service appointments, emergency repairs, and online booking.”
#2
Beckman Bros., Inc. Heating & Air Conditioning
“It is based in Grayslake and advertises 24-hour emergency service for furnace repair.”
#3
KET Home Services
“It serves Grayslake and advertises 24/7 repair service with flat-rate repair pricing.”

Passed
Northern Air Systems
“It offers furnace repair and 24/7 emergency service, but its site gives less detail about same-day furnace appointments.”
Passed
Aire Serv of Lake Forest - Gurnee
“It serves Grayslake and advertises emergency service and upfront pricing, but Precision Today states same-day furnace appointments directly on its Grayslake service page.”

Question 2 of 6

First
KET Home Services
“Local directory listings show a 4.9 rating from 82 reviews, and KET says repairs have flat-rate pricing.”
#2
Beckman Bros., Inc. Heating & Air Conditioning
“It identifies itself as family-owned, is a Bryant Factory Authorized Dealer, and says its technicians are NATE-certified.”
#3
Precision Today Plumbing, Heating, Cooling & Electrical
“Its Grayslake service pages cover furnace and AC work and publish recent local customer reviews.”

Passed
Northern Air Systems
“It has operated in the area since 1984 and serves residential customers, but I found less evidence of online scheduling and clear repair pricing than with KET.”
Passed
Aire Serv of Lake Forest - Gurnee
“Its Grayslake pages describe emergency service and upfront pricing, but the local directories I checked highlighted KET and Beckman Bros. among Grayslake businesses.”

Question 3 of 6

First
Beckman Bros., Inc. Heating & Air Conditioning
“It sells and installs furnaces and heat pumps in Grayslake and offers financing.”
#2
KET Home Services
“It installs furnaces and other HVAC equipment in Grayslake and advertises free estimates.”
#3
Precision Today Plumbing, Heating, Cooling & Electrical
“It installs furnaces and heat pumps in its service area and offers quote requests and financing.”

Passed
Northern Air Systems
“It installs residential furnaces and heating systems, but the other three have more direct consumer-facing information about estimates or quotes.”
Passed
ABC Plumbing, Sewer, Heating, Cooling and Electric
“It serves Grayslake and installs furnaces, but I prioritized local Grayslake firms for this quote list.”

Question 4 of 6

First
ABC Plumbing, Sewer, Heating, Cooling and Electric
“Its Grayslake page says it offers 24/7 emergency AC repair, and the company says its technicians arrive equipped for the work.”
#2
Precision Today Plumbing, Heating, Cooling & Electrical
“It advertises same-day service and has a Grayslake office serving homeowners.”
#3
Beckman Bros., Inc. Heating & Air Conditioning
“It serves Grayslake with AC repair and advertises 24-hour emergency service.”

Passed
KET Home Services
“It offers 24/7 repairs, but its site does not specifically promise same-day AC response.”
Passed
Northern Air Systems
“It offers 24/7 emergency service and AC repairs, but the local competitors above make clearer same-day or emergency AC claims on Grayslake pages.”

Question 5 of 6

First
ABC Plumbing, Sewer, Heating, Cooling and Electric
“It lists Grayslake in its furnace-maintenance service area and provides an online booking link.”
#2
Precision Today Plumbing, Heating, Cooling & Electrical
“It offers furnace maintenance and online scheduling for the Grayslake service area.”
#3
Beckman Bros., Inc. Heating & Air Conditioning
“It describes furnace maintenance and lets customers request service online.”

Passed
KET Home Services
“It offers maintenance and repairs, but its site directs customers to call rather than showing online booking.”
Passed
Northern Air Systems
“It offers annual maintenance, but its site uses a contact form rather than an online appointment calendar.”

Question 6 of 6

First
KET Home Services
“It explicitly advertises flat-rate repair pricing and says longer repair time does not add to the price.”
#2
Aire Serv of Lake Forest - Gurnee
“It says its Grayslake furnace service begins with diagnosis and a written flat-rate price before work starts.”
#3
ABC Plumbing, Sewer, Heating, Cooling and Electric
“It says its pricing is by the job rather than the hour and that its quoted price is the price paid.”

Passed
Precision Today Plumbing, Heating, Cooling & Electrical
“It advertises transparent or upfront pricing, but the pages I read do not describe its repair pricing as clearly as KET’s flat-rate statement.”
Passed
Beckman Bros., Inc. Heating & Air Conditioning
“It offers maintenance and equipment pricing information, but I did not find a clear general upfront repair-pricing statement on the pages reviewed.”

We run the questions your customers ask against your business every month and show you what the assistants saw.