Updated: Jun 06, 2026
Location and Projects
Address
438 Windsor Park Dr, Dayton, OH, 45459
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Environmental Doctor Photos
Environmental Doctor HVAC/Mechanical Contractor
Environmental Doctor proudly offers over 35 years of proven expertise in improving indoor environments across South Dayton and Cincinnati, OH. Our certified team has performed approximately 40,000 radon tests and installed about 15,000 mitigation systems. Committed to safety, our services meet stringent HUD, AARST, EPA, and NRPP standards. Whether you're interested in radon mitigation, crawlspace encapsulation, or mold remediation, we deliver tailored solutions for residential and commercial properties. Our focus on integrity and quality ensures your satisfaction. Contact us to schedule a free onsite consultation or get a fast quote today!
From BuildZoom: Environmental Doctor, (Employees: Brenden J Gitzinger and Brenden J Gitzinger Gitzinger) holds a Mechanical license and 4 other licenses according to the Dayton license board.
Their BuildZoom score of 93 ranks in the top 27% of 52,717 Ohio licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Environmental Doctor, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Environmental Doctor Contact Information
Phone Number: (937) 433-5202
Address: 438 Windsor Park DrOH 45459
This is a sample of this contractor's permits. Click here to access their complete permit history.
Replaced furnace and air conditioning units - carrier 60 000 btu's and 2 ton unit
Valuation:
$8,000
Permit #:
H16-08328
Status:
complete
Fee:
$111
Permit Type:
N/A
Building Type:
N/A
Remove old air conditioning and furnace and install new ones
Valuation:
$4,200
Permit #:
H16-04168
Status:
complete
Fee:
$111
Permit Type:
N/A
Building Type:
N/A
Remove old hvac system and install a new furnace and air conditioner
Valuation:
$7,690
Permit #:
H16-03541
Status:
complete
Fee:
$111
Permit Type:
N/A
Building Type:
N/A
Room addition & fire damage repair/replacement - ductwork
Valuation:
N/A
Permit #:
H16-00168
Status:
complete
Fee:
$76
Permit Type:
N/A
Building Type:
N/A
Replace furance with carrier 100 000 btu furnace and addition new carrier 80 000 btu furance replace air conditioning with carrier 4 ton air conditioning and addition carrier 2.5 ton air conditioning
Valuation:
N/A
Permit #:
H03-00232
Status:
complete
Fee:
$140
Permit Type:
N/A
Building Type:
N/A
New minisplit system - mitsubushi 3 ton unit
Valuation:
N/A
Permit #:
H14-00498
Status:
complete
Fee:
$180
Permit Type:
N/A
Building Type:
N/A
Replaced furnace-carrier 80, 000 btu's
Valuation:
N/A
Permit #:
H14-00464
Status:
complete
Fee:
$71
Permit Type:
N/A
Building Type:
N/A
Install new mini split-mitsubishi 42 000 btu's and 3.5 ton
Valuation:
N/A
Permit #:
H14-00031
Status:
complete
Fee:
$106
Permit Type:
N/A
Building Type:
N/A
Replace furance and air conditioning with carrier 80 000 btu furnace and 3 ton air conditioning
Valuation:
N/A
Permit #:
H13-00189
Status:
complete
Fee:
$106
Permit Type:
N/A
Building Type:
N/A
H-cooling only
Valuation:
$0
Permit #:
20150315H
Status:
OPEN
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace mini-split system w mitsubishi
Valuation:
$0
Permit #:
HTG2014-00130
Status:
Ready To Issue
Fee:
$48
Permit Type:
N/A
Building Type:
N/A
Install carrier 80,000 btu gas furnace
Valuation:
$0
Permit #:
HTG2013-00505
Status:
Finaled
Fee:
$44
Permit Type:
N/A
Building Type:
N/A
Replace furnace with carrier 80 000 btu furnace and air conditioning with carrier 2 ton air conditioning and replace chimney flue
Valuation:
N/A
Permit #:
H05-00164
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace furance and air conditioning with carrier 100 000 btu furance and 48 000 btu air conditioning addition 2nd furnace 12-13-2010
Valuation:
N/A
Permit #:
H10-00902
Status:
complete
Fee:
$121
Permit Type:
N/A
Building Type:
N/A
Replace furnace with carrier 100 000 btu furnace
Valuation:
N/A
Permit #:
H13-00076
Status:
complete
Fee:
$71
Permit Type:
N/A
Building Type:
N/A
Heating system
Valuation:
$3,565
Permit #:
MC001775_35758
Status:
approved
Fee:
$77
Permit Type:
Res-HVAC add/alter
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
131858
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace furnace with carrier 80 000 btu furnace and replace air conditioning with carrier 3 ton air conditioning
Valuation:
N/A
Permit #:
H04-00771
Status:
complete
Fee:
$60
Permit Type:
N/A
Building Type:
N/A
Replace furnace with carrier 120 000 btu furnace and air conditioning with carrier 4 ton air conditioning
Valuation:
N/A
Permit #:
H06-00139
Status:
complete
Fee:
$60
Permit Type:
N/A
Building Type:
N/A
Replace furnace and air conditioning with carrier 80 000 btu furnace and 2.5 ton carrier air conditioning
Valuation:
N/A
Permit #:
H08-00062
Status:
complete
Fee:
$91
Permit Type:
N/A
Building Type:
N/A
Environmental Doctor Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Environmental Doctor License info
License Not Verified
| License # | 1933 |
| Status | Active |
| City | Dayton |
| Type | Mechanical |
- When BuildZoom last verified this license, it had an expiration date of May, 2015. Check the current license status of Environmental Doctor with the City of Dayton, OH - Registered Contractors
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | HV.44930 |
| Status | Active |
| City | Ohio Professional |
| Type | Hvac Contractor |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Environmental Doctor at the Ohio Professional License Center.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | HV-0000044930 |
| Status | Active |
| State | Ohio |
| Type | HVAC |
- When BuildZoom last verified this license, it had an expiration date of May, 2016. Check the current license status of Environmental Doctor with the Ohio Department of Commerce
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | NAT-72937-3 |
| Status | Inactive |
| Nation | Environmental Protection Agency |
| Type | Renovation |
- According to the United States Environmental Protection Agency, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Environmental Doctor at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | NAT-72937-2 |
| Status | Inactive |
| Nation | Environmental Protection Agency |
| Type | Renovation |
- According to the United States Environmental Protection Agency, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Environmental Doctor at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
93
BuildZoom Score
72
Permits
- Building permit records show that Environmental Doctor has worked on 72 permitted projects.
Environmental Doctor Employees
BG
Brenden J Gitzinger
BG
Brenden J Gitzinger Gitzinger