Updated: May 11, 2026
Location and Projects
Address
PO Box 1652, Battle Ground, WA, 98604
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Apex Mechanical Llc
Apex Mechanical Llc, Battle, Po Box 1652, Battle Ground, WA (Owned by: John Muonio, Seth Wilson) holds a Electrical Contractor, General license and 7 other licenses according to the Tukwila license board.
Their BuildZoom score of 113 ranks in the top 3% of 128,670 Washington licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Apex Mechanical Llc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Apex Mechanical Llc Contact Information
Phone Number: (360) 666-8735
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Address: PO Box 1652, Battle Ground, WA 98604
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Apex Mechanical Llc Battle Ground
Quality
113
97th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Apex Mechanical Llc has a BuildZoom score of 113, which places them above 97% of 128,670 contractors in Washington.
Activity
|
33 projects
|
2025 |
|
26 projects
|
2024 |
|
24 projects
|
2023 |
Our building permit records indicate that Apex Mechanical Llc has worked on at least
83.0 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
|
10 projects
|
New Constructions |
|
7 projects
|
Home Additions |
|
20 projects
|
Mechanical projects |
|
10 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that Apex Mechanical Llc mostly works on
mechanical project
and hvac project
projects.
Pricing
|
11 projects
|
< $5k |
|
3 projects
|
$5k-$20k |
|
2 projects
|
$20k-$50k |
|
2 projects
|
$50k-$100k |
|
3 projects
|
$100k-$250k |
|
5 projects
|
$250k-$500k |
|
2 projects
|
$500k-$1mil |
|
1 project
|
$1mil+ |
The typical size of their permits is approximately $50,000. 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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Removing ahu-3 at bates downtown campus building a and replacing with new
Valuation:
$299,488
Permit #:
MECHC24-0049
Status:
final
Fee:
$556
Permit Type:
Remodel
Building Type:
N/A
Project name: heatherwood ms: hvac systems upgrade replace existing boilers and hydronic water pumps with new. retrofit existing air hander internal fan and coil components with new. repair and replace existing hydronic heating water piping in select areas with new piping using identical routing and sizes. replace existing fan powered terminal units with new single duct terminal unit... see more
Valuation:
N/A
Permit #:
B2024-0138
Status:
issued
Fee:
$19,716
Permit Type:
N/A
Building Type:
N/A
Addition (1) 1600a service (1) 400a panel and (10) ev chargers 2020 nec (1) feeder (1) ground ufer (1) added service (10) circuits (1) new service (1) subpanel. 2020 nec
Valuation:
$300,000
Permit #:
ELEC-2023-07937
Status:
final
Fee:
$9,409
Permit Type:
N/A
Building Type:
N/A
King county housing|when submitting an application please ensure you have attached all required documents.|certification: by using this portal to apply for permits i certify i am the owner of the property or the owner's authorized agent. if acting as an authorized agent i further certify that i have full power and authority to file this application and to perform on behalf of the owne... see more
Valuation:
N/A
Permit #:
EL24-0800
Status:
final
Fee:
$529
Permit Type:
Non-residential
Building Type:
N/A
King county housing authority|when submitting an application please ensure you have attached all required documents.|certification: by using this portal to apply for permits i certify i am the owner of the property or the owner's authorized agent. if acting as an authorized agent i further certify that i have full power and authority to file this application and to perform on behalf o... see more
Valuation:
N/A
Permit #:
D24-0059
Status:
issued
Fee:
$3,839
Permit Type:
Comm_whse
Building Type:
N/A
Addition (1) 1600a service (1) 400a panel and (10) ev chargers 2020 nec (1) feeder (1) ground ufer (1) added service (10) circuits (1) new service (1) subpanel
Valuation:
$300,000
Permit #:
ELEC-2023-05404
Status:
revoked
Fee:
$7,841
Permit Type:
N/A
Building Type:
N/A
4 toilets 2 lavs replacing electric push button actuators to air actuators for pods f & h
Valuation:
$745,000
Permit #:
PLMBC24-0188
Status:
final
Fee:
$2,099
Permit Type:
Remodel
Building Type:
N/A
Sub building permit for cmn-2019-00449 new classroom wing with 8 classrooms and site improvements 1 boiler - 1 commercial air handling unit - 2 air conditioning or evaporative cooler - 8 exhaust fans - 10 ventilation system - 4 fume hoods - 8 other condensing units expansion tank and pumps
Valuation:
$892,000
Permit #:
MCH-2020-01822
Status:
complete
Fee:
N/A
Permit Type:
Mechanical
Building Type:
N/A
A single family residential addition to existing structure electrical project involving (1 added or altered branch circuits)
Valuation:
N/A
Permit #:
25 105413 BF
Status:
final
Fee:
$113
Permit Type:
N/A
Building Type:
N/A
Replacement of a boiler expansion tank air separator 4 heat pumps and 4 heat pump unit ventilators and 2 centrifugal pumps
Valuation:
$200,000
Permit #:
MECHC24-0082
Status:
final
Fee:
$3,268
Permit Type:
Remodel
Building Type:
N/A
Sub building permit for cmn-2019-00449 new classroom wing with 8 classrooms and site improvements 43 fixtures - 1 new water service - 1 gas water heater - 1 backflow device - 24 gas pipe
Valuation:
$426,000
Permit #:
PLM-2020-00721
Status:
complete
Fee:
N/A
Permit Type:
plumbing
Building Type:
N/A
(2) circuits. install (2) ev charging station in parking stall on west side of clubhouse fed from existing 150a sub pamel in equipment room. some trenching from building to charger location. conduit to surface mounted in equipment room. 2020 nec
Valuation:
$13,000
Permit #:
ELEC-2023-04663
Status:
withdrawn
Fee:
$564
Permit Type:
N/A
Building Type:
N/A
Remote terminal unit upgrades work at district campus including all electrical low voltage and roofing modifications (3 roof top heat pump)
Valuation:
$261,453
Permit #:
MCH-2023-01971
Status:
complete
Fee:
N/A
Permit Type:
Mechanical
Building Type:
N/A
Structural modification to accommodate new mechanical equipment on rooftop. mechanical included: 14 cassettes 1 remote terminal unit 2 mau's
Valuation:
$100,000
Permit #:
CD2023-0273
Status:
complete
Fee:
$2,647
Permit Type:
N/A
Building Type:
Commercial-building
Sub building permit for cme-2019-00569 interior remodel work at main entry. acoustical upgrades in existing band and multi-use/performing arts space. remodel existing classrooms into pottery and photograph spaces. remodel existing forum space into two classrooms 3 exhaust fans on roof - 1 roof hood - 1 energy recovery unit
Valuation:
$47,000
Permit #:
MCH-2020-01824
Status:
complete
Fee:
N/A
Permit Type:
Mechanical
Building Type:
N/A
Sub building permit for cme-2019-00569 interior remodel work at main entry. acoustical upgrades in existing band and multi-use/performing arts space. remodel existing classrooms into pottery and photograph spaces. remodel existing forum space into two classrooms 7 fixtures - 1 alter drainage/water pipe - 1 backflow device
Valuation:
$40,000
Permit #:
PLM-2020-00722
Status:
complete
Fee:
N/A
Permit Type:
plumbing
Building Type:
N/A
A single family residential alteration to existing structure electrical project involving (1 added or altered branch circuits)
Valuation:
N/A
Permit #:
25 121439 BF
Status:
final
Fee:
$139
Permit Type:
N/A
Building Type:
N/A
Remove existing ahu-3 and rf-1 and replace with new at commercial building
Valuation:
$334,000
Permit #:
MECHC23-0367
Status:
canceled
Fee:
N/A
Permit Type:
Remodel
Building Type:
N/A
York elementary school hvac and controls upgrades
Valuation:
$900,000
Permit #:
MCH-2022-00562
Status:
expired
Fee:
N/A
Permit Type:
Mechanical
Building Type:
N/A
Plaza 17 boiler upgrades - hydronic pumps & balancing valves, rebuilding two hydronic pumps replacing two hydronic pumps and seventy balancing valves
Valuation:
N/A
Permit #:
MEC24-0340
Status:
final
Fee:
$222
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Apex Mechanical Llc License info
License Not Verified
| License # | APEXMML780J5 |
| Status | Active |
| City | Tukwila |
| Type | Electrical Contractor, General |
| Class | Limited Liability Company |
| Business Type | Limited Liability Company |
- When BuildZoom last verified this license, it had an expiration date of April, 2026. Check the current license status of Apex Mechanical Llc with the The City of Tukwila, WA
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | APEXMML790MG |
| Status | Active |
| City | Tukwila |
| Type | Plumbing Contractor, Journey Level |
| Class | Limited Liability Company |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Apex Mechanical Llc at the The City of Tukwila, WA.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | APEXMML843JG |
| Status | Active |
| City | Tukwila |
| Type | Construction Contractor, General |
| Class | Limited Liability Company |
| Business Type | Limited Liability Company |
- When BuildZoom last verified this license, it had an expiration date of April, 2026. Check the current license status of Apex Mechanical Llc with the The City of Tukwila, WA
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | APEXMML790MG |
| Status | Active |
| State | Washington |
| Type | Plumbing Contractor, Plumbing Contractor |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Apex Mechanical Llc at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | RCE-68632 |
| Status | Active |
| State | Idaho |
| Type | General Contractor Registration |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Apex Mechanical Llc at the State of Idaho Bureau Of Occupational Licenses.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | APEXMML780J5 |
| Status | Active |
| State | Washington |
| Type | Electrical Contractor, Electrical Contractor |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Apex Mechanical Llc at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 217047 |
| Status | Active |
| State | Oregon |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of December 2025.
Verify this license's status for Apex Mechanical Llc at the Oregon Construction Contractors Board (CCB).
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | APEXMML843JG |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Apex Mechanical Llc at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
113
BuildZoom Score
Insured
| Insurer | Cincinnati Indemnity Company |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | International Fidelity Ins Co |
| Bond Value | $12,000 |
Insured
| Workers Comp Provider | Wa L & I |
95
Permits
- Building permit records show that Apex Mechanical Llc has worked on 95 permitted projects.
Apex Mechanical Llc Employees
JM
John Muonio
Partner/Member
JW
John Muonio, Seth Wilson
Owner
MD
Muonio, John D
Owner
MD
Muonio, John David
SW
Seth Wilson
Partner/Member
WA
Wilson, Seth Aharon