Updated: Jun 06, 2026
Location and Projects
Address
PO Box 23096, Cincinnati, OH, 45223
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Koch Refrigeration HVAC/Mechanical Contractor
Koch Refrigeration, Cincinnati, Po Box 23096, Cincinnati, OH (Owned by: James Bitzenhofer) holds a Refrigeration State Licensed license and 11 other licenses according to the Cincinnati license board.
Their BuildZoom score of 102 ranks in the top 11% of 52,717 Ohio licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Koch Refrigeration, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Koch Refrigeration Contact Information
Phone Number: (513) 541-2999
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Address: PO Box 23096, Cincinnati, OH 45223
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Koch Refrigeration Cincinnati
Quality
102
89th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Koch Refrigeration has a BuildZoom score of 102, which places them above 89% of 52,717 contractors in Ohio.
Activity
|
6 projects
|
2025 |
|
3 projects
|
2024 |
|
1 project
|
2023 |
Our building permit records indicate that Koch Refrigeration has worked on at least
10.0 projects over the past 3 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Experience
|
8 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that Koch Refrigeration mostly works on
hvac project
projects.
Pricing
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Walk in cooler freezer install
Valuation:
N/A
Permit #:
H25-000154
Status:
final
Fee:
N/A
Permit Type:
Commercial gas line
Building Type:
N/A
Install refrigeration system for walk in cooler and freezer associated building combo permit 2024p01941
Valuation:
N/A
Permit #:
2024P04278
Status:
final
Fee:
$490
Permit Type:
Existing
Building Type:
N/A
Install walkin cooler and freezer also refrigeration line set
Valuation:
N/A
Permit #:
2025P08248
Status:
issued
Fee:
$669
Permit Type:
Existing
Building Type:
N/A
Pipe refrigeration lines from evaporator coil to condensing unit for walk-in cooler
Valuation:
N/A
Permit #:
2022P02231
Status:
issued
Fee:
$437
Permit Type:
Existing
Building Type:
N/A
Pipe refrigeration lines from evaporator cpil to condensing unit
Valuation:
N/A
Permit #:
2022P10218
Status:
issued
Fee:
$672
Permit Type:
Existing
Building Type:
N/A
Install evaporator coil refrigerant line set and condensing unit
Valuation:
N/A
Permit #:
2022P08397
Status:
issued
Fee:
$457
Permit Type:
Existing
Building Type:
N/A
Pipe refrigeration lines from evaporator to condensing unit
Valuation:
N/A
Permit #:
2021P08026
Status:
final
Fee:
$437
Permit Type:
Existing
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
CPP-24-005596
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Pipe refrigeration lines from evaporator to condensing unit
Valuation:
N/A
Permit #:
2021P08027
Status:
issued
Fee:
$437
Permit Type:
Existing
Building Type:
N/A
Install refridgeration piping from evaporator coil to condensing unit on walk in cooler. coolers included in apd 2018p10033
Valuation:
N/A
Permit #:
2019P07776
Status:
issued
Fee:
N/A
Permit Type:
Existing commerci...
Building Type:
N/A
Refridgeration - the pickle lodge
Valuation:
$5,000
Permit #:
BLD-CR24-00464
Status:
final
Fee:
$231
Permit Type:
N/A
Building Type:
N/A
Pipe refrig lines from evaparator coils to condensing unit. walk-in cooler construction included with 19-1645
Valuation:
N/A
Permit #:
2019P10291
Status:
final
Fee:
N/A
Permit Type:
Existing commerci...
Building Type:
N/A
Install refrigeration evaporator coil and condensing unit/piped from evaporator coil to condensing unit for an existing walk-in cooler. for o'reilly bar
Valuation:
N/A
Permit #:
2018P01540
Status:
final
Fee:
N/A
Permit Type:
Existing commerci...
Building Type:
N/A
Install refrigeration condensing units and evaporator coils run refrigeration line sets from evaporators to condensing units
Valuation:
$7,500
Permit #:
2017P06387
Status:
final
Fee:
$382
Permit Type:
Existing
Building Type:
N/A
Install refigeration condensing units and evaporator coils/pipe refgeration lines from evaporator coil to condensing unit
Valuation:
$5,500
Permit #:
2017P06574
Status:
final
Fee:
$364
Permit Type:
Existing
Building Type:
N/A
Pipe condensing units to evaporator coils
Valuation:
$15,000
Permit #:
2020P00862
Status:
issued
Fee:
$896
Permit Type:
Existing
Building Type:
N/A
Install refrigeration for walk in cooler/pipe system from evaporator to condenser
Valuation:
N/A
Permit #:
2019P06402
Status:
final
Fee:
N/A
Permit Type:
Existing commerci...
Building Type:
N/A
Install refrigeration system on walk in freezer - run refrigeration lines from evaporator coil to condensing unit
Valuation:
N/A
Permit #:
2018P00304
Status:
final
Fee:
N/A
Permit Type:
Existing commerci...
Building Type:
N/A
Install refrigeration system pipe to evaporator coils and condensing units
Valuation:
N/A
Permit #:
2019P06331
Status:
issued
Fee:
$674
Permit Type:
Existing
Building Type:
N/A
Install condensing unit and evaporator coil for walk in cooler/installing refrigeration line set
Valuation:
N/A
Permit #:
2018P03789
Status:
final
Fee:
N/A
Permit Type:
Existing commerci...
Building Type:
N/A
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Koch Refrigeration Reviews
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Verified License
BuildZoom confirmed this contractor's license
Koch Refrigeration License info
Verified License
| License # | CBRC000883 |
| Status | Active |
| City | Cincinnati |
| Type | Refrigeration State Licensed |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Koch Refrigeration at the Cincinnati Area Geographic Information Systems.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | CBRC000883 |
| Status | Active |
| City | Cincinnati |
| Type | General |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Koch Refrigeration at the Cincinnati Area Geographic Information Systems.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | RE.33082 |
| Status | Active |
| City | Ohio Professional |
| Type | Refrigeration Contractor |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Koch Refrigeration at the Ohio Professional License Center.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | HV.33082 |
| Status | Active |
| City | Ohio Professional |
| Type | Hvac Contractor |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Koch Refrigeration at the Ohio Professional License Center.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | CBRC000883 |
| Status | Active |
| City | Cincinnati |
| Type | Mechanical State Licensed |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Koch Refrigeration at the Cincinnati Area Geographic Information Systems.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | CON-00906 |
| Status | Active |
| County | Kenton County |
| Type | Contractor |
- When BuildZoom last verified this license, it had an expiration date of December, 2020. Check the current license status of Koch Refrigeration with the Kenton County, KY
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | HJ12292 |
| Status | Active |
| State | Kentucky |
| Type | Journeyman Hvac |
- When BuildZoom last verified this license, it had an expiration date of November, 2012. Check the current license status of Koch Refrigeration with the Kentucky Department of Housing, Buildings & Construction
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | HV-0000033082 |
| Status | Active |
| State | Ohio |
| Type | HVAC |
- When BuildZoom last verified this license, it had an expiration date of December, 2015. Check the current license status of Koch Refrigeration with the Ohio Department of Commerce
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | RE-0000033082 |
| Status | Active |
| State | Ohio |
| Type | Refrigeration |
- When BuildZoom last verified this license, it had an expiration date of December, 2015. Check the current license status of Koch Refrigeration with the Ohio Department of Commerce
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Hamilton |
| Type | Hvac Contractors |
- According to the City of Hamilton, Ohio, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Hamilton |
| Type | Hvac Contractors |
- According to the City of Hamilton, Ohio, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | HM04287 |
| Status | Inactive |
| State | Kentucky |
| Type | Hvac |
- According to the Kentucky Department of Housing, Buildings & Construction, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Koch Refrigeration at the Kentucky Department of Housing, Buildings & Construction.
This is a sample of licensing data; click here to access a complete history.
102
BuildZoom Score
68
Permits
- Building permit records show that Koch Refrigeration has worked on 68 permitted projects.
Koch Refrigeration Employees
BM
Bitzenhofer, James M.
Employee
JB
James Bitzenhofer
Owner
JB
James M Bitzenhofer
JB
James M Bitzenhofer Bitzenhofer
KR
Koch Refrigeration
Owner