Mark

Service Technician

Certifications: EPA certified universal, 597 apprenticeship, COD certified for HVAC, ETI certified #1 in class, national honor society from ETI.

Work history: Started my HVAC career in 2005 and have been with Tempco since 2016. I am a local 73 commercial service specialist.

I like the personal interactions with my customers and being able to fix issues that will help make their home more comfortable. It is also very satisfying being with Tempco because they support my growth in the HVAC field and provide a working environment that allows me to achieve my goals.


Recent Jobs and Reviews

Rated 5.0 out of 5 stars based on 460 customer reviews

Customers say: The reviews exhibit a positive tone overall, with recurring positive themes and sentiments. The majority of reviews express satisfaction with the service providers, highlighting their professionalism, competence, punctuality, and friendly demeanor. Customers appreciate the technicians' expertise, timely responses, and the quality of the work performed. Positive mentions of the appointment process, ease of scheduling, and technicians' willingness to answer questions and provide helpful tips are also evident. The technicians' knowledge, efficiency, and courteousness are frequently commended, along with their ability to educate customers on HVAC maintenance. The overall sentiment is one of trust, reliability, and satisfaction with the services provided by Tempo.

Reviews

Good Service
I have been very happy with the spring/fall maintenance plan with Tempco.
Patrick - Warrenville, IL 60555
Amazing service
Mark has always been prompt and efficient with his time at our home. He’s honest and always willing to give sound advice when needed. I always appreciate having the same tech at our home because he knows where everything is and our homes history.
Charles - Wheaton, IL 60187
Excellent service
Excellent timely service with a smile
Dori - Western Springs, IL 60558
Very accommodating and professional!
Tom - Orland Park, IL 60462
Reliable and great service
Easy to schedule appointment on line, reliable, on time and respectful of property and taking Covid19 precautions such as wearing of mask if service requires being in the home.
RMN - Winfield, IL 60190
Professional and prompt
Donielle - Lemont, IL 60439
Mark is great, but we did not have auttumn furnace maintenance on 2019, please schedue missed furnace maintenance with us
Jenny - Warrenville, IL 60555
Great Service, professional and knowledgeable technician
Very much enjoyed having Mark as the service technician. He was friendly, professional, knowledgeable and quick in the performance of his work. I felt very comfortable having him in my home, particularly since social distancing necessitated allowing him to free access to move about my home unescorted to perform his work.
Joanna - Bolingbrook, IL 60490
Smooth and timely service!
Mark was the best! On time, smooth service. Thank you!
Mary - Woodridge, IL 60517
As usual, excellent.
So glad I found this company. Technician, Mark, is great.
Marcella - Aurora, IL 60502
Very professional. Contactless service he did everything outside, which we appreciated.
The yearly service contract is very reasonable. Thank you.
Melissa - Westmont, IL 60559
Servicing air conditioner
We will be a forever customer withTempco as long as Mark is the technician. He has a wealth of knowledge on heating and air systems. He is extremely cordial and when he starts he always ask if we have any questions and when he is finished the same. He always takes his time to address any concerns.
Robert - Warrenville, IL 60555
Great service
Beverly - Aurora, IL 60502
Mark is so nice, and very professional
It is always a pleasure to have a professional person on site, He is honest, and is always very pleasant is truly 5 star service. Thank you for coming during this world pandemic.
Nancy - Aurora, IL 60502
Mark Johnson was EXCELLENT
Mark Johnson was a class act. I felt very comfortable with him at my house and would love for him to keep servicing my house. You just earned a lifelong customer because of Mark. He is a great guy and you should keep him no doubt! Explained everything and truly cared about us learning it! Love business w nice people
Jason Roach - Plainfield, IL 60585
The service from Tempco was great.
I really appreciate the friendliness and willingness to explain and answer questions. The installer was patient and explained in detail every question I had for him. I was really impressed by their service.
Joseph - Lemont, IL 60439
The Best
Mark is always on time and very professional. Very knowledgeable and answers all of our questions!
John - Willow Springs, IL 60480
Great Customer Service
Mark is always very helpful, knowledgeable, and respectful of your home.
Lori - Romeoville, IL 60446
Experienced and knowledgable
Rob - Plainfield, IL 60586
Great
Mark did a great job as usual. He makes sure he completes what needs to be done and then inquires if we have any questions. Very thorough.
James - Lockport, IL 60441
Great service
Margaret - Aurora, IL 60504
great
good service and a nice guy
William - Aurora, IL 60502
Awesome Service
If you are looking for a dependable reliable heating and air-conditioning company...Look no further....Tempco installed my furnace and air-conditioner when I had my house built 4 years ago...I have been using them every since to do preventive maintenance..they are pleasant, friendly, efficient, and reliable, you can't go wrong using them.
Todd - Aurora, IL 60506
Annual furnace check
Great service technician, Mark J. Mark takes his time and explains things very well and is always willing and helpful in answering questions. We are quite pleased with the company and would highly recommend.
Robert - Warrenville, IL 60555
Same great service from Mark
Tim - Western Springs, IL 60558
Great Service
Toula - Western Springs, IL 60558
Really great service!
Prompt, personable and knowledgeable service! Highly recommend!
Doris - Western Springs, IL 60558
Good service-looking out for me
Tell your friends
Arthur - Joliet, IL 60431
Excellent as usual
Mark is great
Marcella - Aurora, IL 60502
Great
Professional
Carlos - Lemont, IL 60439
Great service
Excellent service , reliable , honest
Barbra - Aurora, IL 60502
satisfied customer
Great service. This is second time I use Tempco for our heating / cooling needs. Our technician, Mark, was right on time, very professional and quick in installing our humidifier. Took time to answer all questions I had. Will plan on using their services again in the future
Nick - Naperville, IL 60540
Always on time and friendly
Always on time and willing to explain things to you. Will always use them for our HVAC needs. Thanks Tempco!
Chad - Montgomery, IL 60538
Awesome
I sure do have peace of mind knowing that every six months my furnace and air conditioner are checked by the people who installed the equipment. I especially like being able to pay ahead of time for two years and not having to worry about having the money when he comes. Great idea! He came early today - nice surprise as I'm home alone with the dog and cat. Gladly recommend this service for all.
Heather - Naperville, IL 60540
Great guy! Great service!
Mark is a great service tech. Knowledgable, friendly and thorough. Highly recommend Mark and Tempco.
Tom - Bolingbrook, IL 60490
Great Service
Mark was on time, pleasant and efficient.
Kelli - Naperville, IL 60564
Highly Recommend
Appointments are always on time, Mark is very knowledgeable and does a great job explaining all things related to the furnace. He’s great to work with and always is happy to answer any questions.
Regina - Winfield, IL 60190
Great service
Alice - Westmont, IL 60559
Great Service!
Mark J is terrific. He has been to our home several times and has always done a great job.
MK - Naperville, IL 60540
Great Service by Mark J as always
We always appreciated Mark J's great customer service, Tempco is fortunate to have him.
Howard T. - Plainfield, IL 60585
Superb service
Always punctual, polite, efficient and very knowledgeable!
Tina - Naperville, IL 60564
Honest service company
Have used Tempco for service and maintenance since 2002. Found them to be honest and efficient. I have recommended them to neighbors.
Bob - Aurora, IL 60502
Great Service and people
First cold day and my heat is not working correctly. I call at 6:15 get the answering service a then call 7:05 and restate story.Service person is at my home by 8:45 am. Thank you....Great serve and people
Merrie - Geneva, IL 60134
Good service
Sammandan - Naperville, IL 60563
Great Service
Coleen - Orland Park, IL 60462
Professional !! Knowledgable !! Reliable !!---the Best !
Bev - Aurora, IL 60502
Timely, efficient and pleasant!
Norbert - Hoffman Estates, IL 60192
Great Service
Small hiccup in initial scheduling of service. Called back and explain issue with HVAC system. Appointment was schedule. Technician called back two days earlier than time scheduled and was in area. Service completed!! Mark arrived and was wonderful as usual.
James - Lockport, IL 60441
Great Installation
Mark was great with his explanation of the new humidifier and how we could keep our house working efficiently with the heating and air conditioning. I appreciate the support and willingness to explain the system.
Brian - Plainfield, IL 60585
Excellent Services
Mark is always polite and professional. He did a thorough job, and cleaned up afterward.
Dennis - Aurora, IL 60502

Job Locations

Mark J.
Mark J.
AC maintenance
Aurora, IL 60506
Mark J.
Mark J.
AC maintenance
Downers Grove, IL 60515
Mark J.
Mark J.
AC maintenance
Orland Park, IL 60462
Mark J.
Mark J.
AC maintenance
Winfield, IL 60190
Mark J.
Mark J.
AC maintenance
Winfield, IL 60190
Mark J.
Mark J.
Glen Ellyn, IL 60137
Mark J.
Mark J.
AC maintenance
Naperville, IL 60563
Mark J.
Mark J.
AC maintenance
Plainfield, IL 60544
Mark J.
Mark J.
AC maintenance
Warrenville, IL 60555
Mark J.
Mark J.
AC maintenance
Western Springs, IL 60558
Mark J.
Mark J.
AC maintenance
Aurora, IL 60506
Mark J.
Mark J.
AC maintenance
Montgomery, IL 60538
Mark J.
Mark J.
AC maintenance
Lemont, IL 60439
Mark J.
Mark J.
AC maintenance
Lemont, IL 60439
Mark J.
Mark J.
AC maintenance
Orland Park, IL 60462
Mark J.
Mark J.
AC maintenance
Orland Park, IL 60462
Mark J.
Mark J.
AC maintenance
Orland Park, IL 60462
Mark J.
Mark J.
AC maintenance
Winfield, IL 60190
Mark J.
Mark J.
AC maintenance
Winfield, IL 60190
Mark J.
Mark J.
AC maintenance
Winfield, IL 60190
Mark J.
Mark J.
AC maintenance
Winfield, IL 60190
Mark J.
Mark J.
AC maintenance
Naperville, IL 60564
Mark J.
Mark J.
AC maintenance
Naperville, IL 60540
Mark J.
Mark J.
AC maintenance
North Aurora, IL 60542
Mark J.
Mark J.
AC maintenance
Aurora, IL 60502