Updated: Jun 01, 2026
Location and Projects
Address
Monkton, MD, 21111
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Zachary Tyler Witkowski HVAC/Mechanical Contractor
Zachary Tyler Witkowski, Monkton, MD holds a Heating, Ventilation, Air Conditioning And Refrigeration license according to the Maryland license board.
Their BuildZoom score of 108 ranks in the top 5% of 58,058 Maryland licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Zachary Tyler Witkowski, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Zachary Tyler Witkowski Contact Information
Phone Number: (443) 873-9273
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Zachary Tyler Witkowski Monkton
Quality
108
95th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Zachary Tyler Witkowski has a BuildZoom score of 108, which places them above 95% of 58,058 contractors in Maryland.
Activity
|
2 projects
|
2026 |
|
100 projects
|
2025 |
|
27 projects
|
2024 |
|
13 projects
|
2023 |
Our building permit records indicate that Zachary Tyler Witkowski has worked on at least
142.0 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
|
6 projects
|
Home Additions |
|
5 projects
|
Commercial Renovations |
|
119 projects
|
HVAC projects |
|
53 projects
|
Mechanical projects |
Analyzing permits over the last 4 years shows that Zachary Tyler Witkowski mostly works on
hvac project
and mechanical project
projects.
Pricing
|
14 projects
|
< $5k |
|
31 projects
|
$5k-$20k |
|
5 projects
|
$20k-$50k |
|
3 projects
|
$50k-$100k |
|
1 project
|
$100k-$250k |
The typical size of their permits is approximately $7,000. This graph shows the distribution of these job values.
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.
Building Permits by Zachary Tyler Witkowski
This is a sample of this contractor's permits. Click here to access their complete permit history.
4 electric heaters 2 louvers 10 exhaust fans 3 cambridges with controls -make up airs furnish and install new 10t trane remote terminal unit furnish and install all lined duct per plans registers grilles diffusers
Valuation:
$250,000
Permit #:
M02226536
Status:
complete
Fee:
$2,084
Permit Type:
N/A
Building Type:
N/A
Scope furnish and install 4 new systems totaling 13 tons 3 ton system for basement (package units) 5 ton system for first floor (package units) 2 ton system for master 3 ton system for guests fully duct all systems climate master geothermal equipment with electric backup heat standard trim 2 erv included 2 steam humidifiers included venting of bathroom fans venting range hood
Valuation:
$100,000
Permit #:
M02225751
Status:
filed
Fee:
$164
Permit Type:
N/A
Building Type:
N/A
Install new 8.5t york remote terminal unit 460v 3 phase gas fired fully duct rgd’s tstat return supply smoke dectector hail guards install shut down switch insulate duct start up system check operation furnish and install 2 exhaust fans with ducting duct mods in existing office: new rgds where we addition new branch lines relocate shut down
Valuation:
$55,000
Permit #:
M02227784
Status:
complete
Fee:
$524
Permit Type:
N/A
Building Type:
N/A
Install 1 new 5 -ton gas fired rooftop unit to accommodate additional office space being added install new insulated ductwork for new tenant space 1 new return air smoke detector install new registers and grills install 2-new exhaust fan and connect to existing exhaust duct install 1- new programmable thermostat comfort balance new system start up and check operation of equipment inst... see more
Valuation:
$30,000
Permit #:
M02226605
Status:
complete
Fee:
$324
Permit Type:
N/A
Building Type:
N/A
Furnish and install new 2t 15 seer2 rudd heat pump with 2t air handler 7.5kw emergency heat install new filter box so filter is easier to change seal joint on any exposed ducting we can see. set new heat pump outside on a pad run new lineset since unit is on first floor and so are outdoor units start up and check operation of equipment
Valuation:
$7,000
Permit #:
M02225283
Status:
complete
Fee:
$215
Permit Type:
N/A
Building Type:
N/A
1st floor system-install new rudd 2.5 ton 14 seer air conditioning & 3 ton a coil with new rudd 60k btu 92% gas furnace 2nd floor system-install new rudd 2 ton 14 seer heat pump system with a 2 ton air handler ductwork install and vent 3 exhaust fans run new dryer vent
Valuation:
N/A
Permit #:
BRCM-25-002683
Status:
complete
Fee:
$146
Permit Type:
Interior trades only
Building Type:
N/A
Install 1.5 ton heat pump system
Valuation:
N/A
Permit #:
BRCM-25-002392
Status:
complete
Fee:
$52
Permit Type:
Exterior and inte...
Building Type:
N/A
Install daikin 3 port 18 seer ductless mini split heat pump system ( third port for future second floor additional wall unit ) mount 1- 12k wall unit on the back wall in the mud room on the first floor mount 1- 15 k wall unit on the wall in the hallway 1 exhasut
Valuation:
N/A
Permit #:
BRCM-25-002294
Status:
expired
Fee:
$393
Permit Type:
Exterior and inte...
Building Type:
N/A
Install new rudd 2.5 ton 14 seer heat pump system with a 3 ton air handler 7.5 kw back up heater hook to existing : ductwork run new : line sets condensate drain install new honeywell t4 thermostat & run new thermostat wire install and vent 2 exhaust fans addition supply and return to basement registers and grills
Valuation:
$5,160
Permit #:
M02230256
Status:
filed
Fee:
$164
Permit Type:
N/A
Building Type:
N/A
Fully duct house per our discussion install new rudd 4 ton 14 seer heat pump system with a 4 ton air handler 15 kw back up heater run new : line sets condensate drain flue low voltage install new honeywell t4 thermostat & run new thermostat wire install and vent 3 exhaust fans run new dryer vent registers and grills
Valuation:
$8,400
Permit #:
M02230132
Status:
filed
Fee:
$164
Permit Type:
N/A
Building Type:
N/A
Install new daikin 2 port 18k btu heat pump with 2 four way ceiling cassettes. suspend units from ceiling. one in each bathroom (men and women's) install 2 new daikin thermostats run commercial wire lineset and drains to exterior pressure test and evacuate
Valuation:
$6,500
Permit #:
MECHC-2025-00020
Status:
final
Fee:
$125
Permit Type:
N/A
Building Type:
N/A
Scope of work:interior alterations k/a suite 100 to include demolition of drywall partitions interior doors and finishes. new work to include new drywall partitions with metal studs new millwork ceiling tile and grid as needed and new interior finishes
Valuation:
N/A
Permit #:
BCCM-25-000268
Status:
complete
Fee:
$7,153
Permit Type:
Interior alterati...
Building Type:
N/A
2.5 ton air conditioning with 60k 92% furnace 2 bathroom fans wrap duct work with r-8 insulation replace all flex lines with r-8 flex fix flue pipe & vent fresh air (concentric kit) replace pipe insulation with uv insulation install safety switch wrap vent piping on bathroom fans wrap return pan box
Valuation:
$3,240
Permit #:
M02230546
Status:
complete
Fee:
$164
Permit Type:
N/A
Building Type:
N/A
First generation tenant fit-out of existing stand alone cold dark shell. work includes interior only build-out of a b (business) ice cream shop. all work is non-structural and interior-only project work inludes new partitions finishes lighting serving prep & warewashing equipment. no formal cooking or hood are required for this establishment. new electrical mechanical and plumbing dis... see more
Valuation:
N/A
Permit #:
BCCM-25-000013
Status:
complete
Fee:
$1,159
Permit Type:
Interior alterati...
Building Type:
N/A
Suite b/interior alterations/scope of work will consist of the construction of a new demising wall and new 1 188 s.f. office space and warehouse restroom to include the installation of new ceiling grid and tiles led lights new finishes stud walls doors millwork plumbing electrical and mechanical in new office space and new warehouse restroom as per plans as per code approved for work ... see more
Valuation:
N/A
Permit #:
BCCM-25-000592
Status:
complete
Fee:
$1,223
Permit Type:
Interior alterati...
Building Type:
N/A
Interior alteration of existing office building space for tenant fit-out. includes combining two office spaces into one no change of occupancy is required. includes new metal stud partitions doors finishes sprinkler modifications and mep modifications. all finishes to be class a fire rated
Valuation:
N/A
Permit #:
BCCM-25-000104
Status:
complete
Fee:
$1,851
Permit Type:
Interior alterati...
Building Type:
N/A
Demolish existing ducts. furnish and install new 3t daikin heat pump remote terminal unit with 10kw emergency 230v 3phase heater kit furnish and vent exhaust fan in bathroom new curb new drops duct and flex’s new rgd’ s new thermostat existing unit leave drops run new duct and flexes off of new trunk install smoke detectors in rear remote terminal unit duct work new rgd’s new thermostat
Valuation:
$15,000
Permit #:
M02225285
Status:
complete
Fee:
$204
Permit Type:
N/A
Building Type:
N/A
Ductwork 2.5 ton air conditioning 70000 btu furnace-gas/electric by others 2.5 ton heat pump system 4 exhaust fans-installed and wired by others 1 dryer vent-vent only
Valuation:
N/A
Permit #:
BRCM-25-009864
Status:
complete
Fee:
$178
Permit Type:
Interior trades only
Building Type:
N/A
Ductwork furnish and vent 7 quiet exhaust fans install and furnish 2 erv’s install and furnish 2 steam humidifiers vent range hood and furnish new make up air kit first floor: install new 17 seer rheem 4t side discharge heat pump with matching 4t ahu and 15kw emergency heat 2nd floor: install new 17 seer rheem 3t side discharge heat pump with matching 3t ahu and 10kw emergency heat
Valuation:
$30,000
Permit #:
M02224542
Status:
filed
Fee:
$164
Permit Type:
N/A
Building Type:
N/A
Install 1 erv vent range hood furnish and vent 5 exhaust fans 1st floor basement: install new 18 seer 3t rheem heat with 10kw emergency heat fully duct system to take care of first floor and gym. wrap all supply duct in 4.2 if in side the envelope and r8 if outside the envelope run lineset to exterior econet thermostat standard trim start up and check operation of equipment 2nd floor:... see more
Valuation:
$25,000
Permit #:
M02223200
Status:
complete
Fee:
$95
Permit Type:
N/A
Building Type:
N/A
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BZ Score
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Verified License
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Zachary Tyler Witkowski License info
Verified License
| License # | 85903 |
| Status | Active |
| State | Maryland |
| Type | Heating, Ventilation, Air Conditioning And Refrigeration |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Zachary Tyler Witkowski at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
108
BuildZoom Score
224
Permits
- Building permit records show that Zachary Tyler Witkowski has worked on 224 permitted projects.