About us
Business highlights
39 years of trusted experience
Emergency Services Offered
Services we offer
Services we don't offer
Amenities
Free Estimates
YesWarranties
YesSenior Discount
10%
Emergency Services
YesAccepted payment methods
Photos of past projects
Reviews
4.8984 Reviews
Showing 776-800 of 984 reviews
Ott H.
03/2016
heating & air conditioning/hvac
 + -1 moreunknown
Description of Work: Furnace check
| Rating Category | Rating out of 5 |
|---|---|
| quality | |
| punctuality |
Yes, I recommend this pro
$39
Paula R.
03/2016
heating & air conditioning/hvac
 + -1 more.
Description of Work: They flushed out my water heater. No messes and they cleaned up. Did not take that long.
| Rating Category | Rating out of 5 |
|---|---|
| quality | |
| value | |
| professionalism | |
| responsiveness | |
| punctuality |
Yes, I recommend this pro
$49
ALBERT A.
03/2016
heating & air conditioning/hvac, plumbing, water heater repair
 + 1 moreunknown
Description of Work: They drained the hot water heater and checked the operation
| Rating Category | Rating out of 5 |
|---|---|
| quality | |
| value | |
| professionalism | |
| responsiveness | |
| punctuality |
Yes, I recommend this pro
$49
Jeanne W.
03/2016
heating & air conditioning/hvac
 + -1 moreunknown
| Rating Category | Rating out of 5 |
|---|---|
| quality | |
| value | |
| professionalism | |
| responsiveness | |
| punctuality |
Yes, I recommend this pro
Andrew H.
03/2016
heating & air conditioning/hvac
 + -1 moreunknown
Description of Work: I bought the heater flush as a Big Deal, and everything went as expected -- except that my heater is in better shape than I thought.
| Rating Category | Rating out of 5 |
|---|---|
| quality | |
| value | |
| professionalism | |
| responsiveness | |
| punctuality |
Yes, I recommend this pro
$49
Response from Mark IV Environmental Systems Inc
Reggie B.
03/2016
heating & air conditioning/hvac
 + -1 more.
Description of Work: Great service....furnace cleaning.
| Rating Category | Rating out of 5 |
|---|---|
| quality | |
| value | |
| professionalism | |
| responsiveness | |
| punctuality |
Yes, I recommend this pro
$65
Reggie B.
03/2016
heating & air conditioning/hvac
 + -1 more.
Description of Work: Installed new humidifier and took away old.
| Rating Category | Rating out of 5 |
|---|---|
| quality | |
| value | |
| professionalism | |
| responsiveness | |
| punctuality |
Yes, I recommend this pro
$350
Robert M.
03/2016
heating & air conditioning/hvac
 + -1 moreunknown
Description of Work: Installed whole home humidifier
| Rating Category | Rating out of 5 |
|---|---|
| quality | |
| value | |
| professionalism | |
| responsiveness | |
| punctuality |
Yes, I recommend this pro
$350
Response from Mark IV Environmental Systems Inc
Paula R.
03/2016
heating & air conditioning/hvac
 + -1 moreunknown
Description of Work: They flushed out my water heater. The job was well done.
| Rating Category | Rating out of 5 |
|---|---|
| quality | |
| value | |
| professionalism | |
| responsiveness | |
| punctuality |
Yes, I recommend this pro
$49
Response from Mark IV Environmental Systems Inc
Carol C.
03/2016
heating & air conditioning/hvac
 + -1 moreunknown
| Rating Category | Rating out of 5 |
|---|---|
| quality | |
| value | |
| professionalism | |
| responsiveness | |
| punctuality |
Yes, I recommend this pro
Response from Mark IV Environmental Systems Inc
Mary E.
03/2016
heating & air conditioning/hvac
 + -1 moreunknown
| Rating Category | Rating out of 5 |
|---|---|
| quality | |
| value | |
| professionalism | |
| responsiveness | |
| punctuality |
Yes, I recommend this pro
Response from Mark IV Environmental Systems Inc
Joy W.
03/2016
heating & air conditioning/hvac
 + -1 moreunknown
| Rating Category | Rating out of 5 |
|---|---|
| quality | |
| value | |
| responsiveness | |
| punctuality |
Yes, I recommend this pro
$49
Response from Mark IV Environmental Systems Inc
Steve H.
03/2016
heating & air conditioning/hvac
 + -1 moreunknown
| Rating Category | Rating out of 5 |
|---|---|
| quality | |
| value | |
| professionalism | |
| responsiveness | |
| punctuality |
Yes, I recommend this pro
Response from Mark IV Environmental Systems Inc
Steve W.
03/2016
heating & air conditioning/hvac
 + -1 moreunknown
| Rating Category | Rating out of 5 |
|---|---|
| quality | |
| value | |
| professionalism | |
| responsiveness | |
| punctuality |
Yes, I recommend this pro
$90
Response from Mark IV Environmental Systems Inc
Dave H.
03/2016
heating & air conditioning/hvac
 + -1 moreunknown
Description of Work: Great job |Professional
| Rating Category | Rating out of 5 |
|---|---|
| quality | |
| value | |
| professionalism | |
| responsiveness | |
| punctuality |
Yes, I recommend this pro
$350
Response from Mark IV Environmental Systems Inc
karl F.
03/2016
water heater repair
 + -1 moreunknown
Description of Work: Paid to have water heater drained - could not due to calcium build up in bottom of tank. Now it appears there is a water leak as there is water around the unit.
| Rating Category | Rating out of 5 |
|---|
Response from Mark IV Environmental Systems Inc
Kevin T.
03/2016
heating & air conditioning/hvac
 + -1 moreunknown
Description of Work: .
| Rating Category | Rating out of 5 |
|---|
Yes, I recommend this pro
Pamela M.
03/2016
heating & air conditioning/hvac
 + -1 moreunknown
Description of Work: Maintenance on furnace. Great.
| Rating Category | Rating out of 5 |
|---|---|
| quality | |
| value | |
| professionalism | |
| responsiveness | |
| punctuality |
Yes, I recommend this pro
Response from Mark IV Environmental Systems Inc
Robert & Dorothy R.
03/2016
heating & air conditioning/hvac
 + -1 moreunknown
Description of Work: Installed a humidifier. Did a good job
| Rating Category | Rating out of 5 |
|---|---|
| quality | |
| value | |
| professionalism | |
| responsiveness | |
| punctuality |
Yes, I recommend this pro
$349
Response from Mark IV Environmental Systems Inc
Srinivas S.
03/2016
heating & air conditioning/hvac
 + -1 moreunknown
Description of Work: Fantastic service! We got a whole house humidifier installed.
| Rating Category | Rating out of 5 |
|---|---|
| quality | |
| value | |
| professionalism | |
| responsiveness | |
| punctuality |
Yes, I recommend this pro
$350
Response from Mark IV Environmental Systems Inc
SUE B.
03/2016
heating & air conditioning/hvac, plumbing, water heater repair
 + 1 moreunknown
Description of Work: Flushed hot water tank. Went just fine.
| Rating Category | Rating out of 5 |
|---|---|
| quality | |
| value | |
| professionalism | |
| responsiveness | |
| punctuality |
Yes, I recommend this pro
$49
Response from Mark IV Environmental Systems Inc
Ron S.
02/2016
heating & air conditioning/hvac
 + -1 moreunknown
| Rating Category | Rating out of 5 |
|---|---|
| quality | |
| value | |
| professionalism | |
| responsiveness | |
| punctuality |
Yes, I recommend this pro
Response from Mark IV Environmental Systems Inc
dale S.
02/2016
heating & air conditioning/hvac
 + -1 moreunknown
Description of Work: I took advantage of a Big Deal of the Day for whole house Humidifier installed. they Came out and explained prior what was involved, how it would work and issues with my setup. Very professional, and quality all around.
| Rating Category | Rating out of 5 |
|---|---|
| quality | |
| value | |
| professionalism | |
| responsiveness | |
| punctuality |
Yes, I recommend this pro
$350
Response from Mark IV Environmental Systems Inc
Valarie G.
02/2016
heating & air conditioning/hvac
 + -1 moreI would use them in the future.
Description of Work: I purchased a big deal for Mark IV Environmental Systems.
| Rating Category | Rating out of 5 |
|---|
Yes, I recommend this pro
$39
Response from Mark IV Environmental Systems Inc
Kevin A.
02/2016
heating & air conditioning/hvac
 + -1 moreunknown
Description of Work: .
| Rating Category | Rating out of 5 |
|---|
Yes, I recommend this pro
Response from Mark IV Environmental Systems Inc
Contact information
1012 N. Bluff Rd, Greenwood, IN 46142
http://www.markiv-env.comService hours
Monday:
8:00 AM - 5:00 PMTuesday:
8:00 AM - 5:00 PMWednesday:
8:00 AM - 5:00 PMThursday:
8:00 AM - 5:00 PMFriday:
8:00 AM - 5:00 PMLicensing
Bonded
Insured
Licensed*
Trade License Number
10568
Eco-friendly Accreditations
LEED Accredited Professional
No
Energy Star Partner
No
EPA Lead-Safe Certified
No
Use Green Products or Work Practices
Yes
State Contractor License Requirements
All statements concerning insurance, licenses, and bonds are informational only, and are self-reported. Since insurance, licenses and bonds can expire and can be cancelled, homeowners should always check such information for themselves. To find more licensing information for your state, visit our State Contractor License Requirements page.
*Contact business to see additional licenses.
Service Categories
Heating and Air Conditioning,
Water Heaters,
Appliance Repair,
Energy Efficiency Auditing,
Appliance Sales and Installation,
Rentals - Parties
FAQ
Mark IV Environmental Systems Inc is currently rated 4.8 overall out of 5.
Monday: 8:00 AM - 5:00 PM
Tuesday: 8:00 AM - 5:00 PM
Wednesday: 8:00 AM - 5:00 PM
Thursday: 8:00 AM - 5:00 PM
Friday: 8:00 AM - 5:00 PM
Mark IV Environmental Systems Inc accepts the following forms of payment: Check,Discover,Financing Available,MasterCard,Visa
Yes, Mark IV Environmental Systems Inc offers free project estimates.
Yes, Mark IV Environmental Systems Inc offers eco-friendly accreditations.
Yes, Mark IV Environmental Systems Inc offers a 10% senior discount.
Yes, Mark IV Environmental Systems Inc offers emergency services.
Yes, Mark IV Environmental Systems Inc offers warranties.
Mark IV Environmental Systems Inc offers the following services: Residential and commercial repair, sales & installation heating and conditioning system, humidifiers, air cleaners, heat pumps & refrigeration.
We only offer water heater work in Marion County.
Contact information
1012 N. Bluff Rd, Greenwood, IN 46142
http://www.markiv-env.comService hours
Monday:
8:00 AM - 5:00 PMTuesday:
8:00 AM - 5:00 PMWednesday:
8:00 AM - 5:00 PMThursday:
8:00 AM - 5:00 PMFriday:
8:00 AM - 5:00 PM