Updated: Nov 20, 2025
Location and Projects
Address
114 Overlook Ave, Willow Grove, PA, 19090
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David Williams 3 d's Mechanical
David Williams 3 d's Mechanical, 114 Overlook Ave, Willow Grove, PA holds a license according to the Philadelphia license board.
Their BuildZoom score of 108 ranks in the top 5% of 125,106 Pennsylvania licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring David Williams 3 d's Mechanical, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
David Williams 3 d's Mechanical Services
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David Williams 3 d's Mechanical Contact Information
Address: 114 Overlook Ave, Willow Grove, PA 19090
David Williams 3 d's Mechanical Willow Grove
Quality
108
95th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
David Williams 3 d's Mechanical has a BuildZoom score of 108, which places them above 95% of 125,106 contractors in Pennsylvania.
Activity
|
59 projects
|
2025 |
|
45 projects
|
2024 |
|
10 projects
|
2023 |
Our building permit records indicate that David Williams 3 d's Mechanical has worked on at least
114.0 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
|
22 projects
|
Home Additions |
|
16 projects
|
HVAC projects |
|
14 projects
|
Mechanical projects |
Analyzing permits over the last 4 years shows that David Williams 3 d's Mechanical mostly works on
home addition
and hvac project
projects.
Pricing
|
59 projects
|
< $5k |
|
33 projects
|
$5k-$20k |
|
2 projects
|
$20k-$50k |
|
5 projects
|
$50k-$100k |
|
5 projects
|
$100k-$250k |
The typical size of their permits is approximately $5,000. 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 David Williams 3 d's Mechanical
This is a sample of this contractor's permits. Click here to access their complete permit history.
Install 4 inch water service 11 hot water heaters 11 water closets 11 lavatories 11 shower/tubs 1 backflow preventer 11 kitchen sinks 6 storm drains 11 hot water heaters and 11 washing machine boxes according to the 2018 ppc and per plans
Valuation:
$95,000
Permit #:
PP-2023-005260
Status:
issued
Fee:
N/A
Permit Type:
Alterations
Building Type:
N/A
This project proposes level one and level two alterations to an existing skilled nursing facility and as such shall comply with the provisions of chapter 7 and chapter 8 of the pebc. specifically the fifth floor of this facility will be entirely altered and rearranged to accommodate new resident rooms and amenities. includes new fixtures with piping and equipment includes 15 water clo... see more
Valuation:
$75,000
Permit #:
PP-2024-011557
Status:
complete
Fee:
N/A
Permit Type:
Alterations
Building Type:
N/A
In accordance with code bulletin pm-1801 a pa professional engineer is required to monitor repairs made under this permit. the engineer must submit a sealed statement to the department confirming that the structure is in sound condition at completion.” make safe permit - for the repair of existing parking garage to resolve case cf-2024-096934. abutting sidewalk must be closed with fen... see more
Valuation:
$150,000
Permit #:
CP-2025-001133
Status:
issued
Fee:
N/A
Permit Type:
Commercial make s...
Building Type:
N/A
Ez permit ductwork & warm-air appliances - for the installation of new ductwork registers/grilles/diffusers and warm-air appliances as per attached standards. deviations from these standards require submission of construction and site plans. each hvac unit to be self-contained within each dwelling unit. no penetrations of rated assemblies. install two 2 ton heat pumps condenser units ... see more
Valuation:
$16,000
Permit #:
MP-2025-001572
Status:
issued
Fee:
N/A
Permit Type:
Addition and/or a...
Building Type:
N/A
Interior renovations to create 2 dwelling units in basement. interior installation of drainage wste vent and water supply for listed fixtures connecting to existing piping. venting shall be designed and installed in accordance with section 919 philadelphia single stack system. all work shall be performed in strict compliance with 2018 ppc and approved plans
Valuation:
$6,500
Permit #:
PP-2025-000644
Status:
complete
Fee:
N/A
Permit Type:
Alterations
Building Type:
N/A
Amend addition first floor powder room 1 water coset - 1 lavatory new pvc main house sanitary house drain tie to existing- new master bathroom - shower water closet and lavatory new hall bathroom - tub water closet and lavatory - new kitchen sink and refrigerator water line- new laundry hook-up and utility sink in basement - new water lines and drain to all fixtures. 2 lavs 2 water cl... see more
Valuation:
$12,500
Permit #:
PP-2025-001839
Status:
complete
Fee:
N/A
Permit Type:
Alterations
Building Type:
N/A
Builidng kitchenette in basement of child car center. drainage waste vent and waterr supply for 2 fixtures (1 mop sink and 1 slop sink) in compliance with 2018 philadelphia plumbing code. additional fixtures or work outside of this scope is prohibited
Valuation:
$3,400
Permit #:
PP-2025-001511
Status:
complete
Fee:
N/A
Permit Type:
Alterations
Building Type:
N/A
Ez permit ductwork & warm-air appliances- for the installation of new ductwork registers/grilles/diffusers and warm-air appliances as per attached standards. deviations from these standards require submission of construction and site plans
Valuation:
$10,000
Permit #:
MP-2025-000947
Status:
complete
Fee:
N/A
Permit Type:
Addition and/or a...
Building Type:
N/A
Install 4 inch water service 47 water closets 47 lavatories 35 shower/tubs 35 washing machine boxes 35 hot water heaters 35 kitchen sinks 6 storm drains and 1 backflow preventer according to the 2018 ppc and per plans
Valuation:
$235,000
Permit #:
PP-2023-005258
Status:
canceled
Fee:
N/A
Permit Type:
Alterations
Building Type:
N/A
For the installation of registers diffusers and appliances with associated ductwork. work to accommodate the 5th floor of an existing structure. **appliances to be installed in accordance with the manufacturer’s specifications. **all work to be done per approved plans.** if field conditions vary contact design engineer prior to the start of any work. separate permits required for all ... see more
Valuation:
$150,000
Permit #:
MP-2024-003826
Status:
issued
Fee:
N/A
Permit Type:
Addition and/or a...
Building Type:
N/A
For the installation of registers diffusers and appliances with associated ductwork. appliances to be installed in accordance with the manufacturer’s specifications also for the installation of commercial kitchen hood type i (7.5 ft) with associated ductwork and fans. separate permits required for electrical and fire suppression work. for use as previously approved. all work to be don... see more
Valuation:
$150,000
Permit #:
MP-2024-003536
Status:
issued
Fee:
N/A
Permit Type:
Addition and/or a...
Building Type:
N/A
Interior alteration to commercial spaces and 1 famity dwelling. installation of drainage wast vent and water supply for 14 fixtures. all work performed in compliance with 2018 ppc and approved plans
Valuation:
$5,500
Permit #:
PP-2025-000738
Status:
issued
Fee:
N/A
Permit Type:
Alterations
Building Type:
N/A
For a level ii interior alterations to include an increase in dwelling units from five(5) dwelling units to eight (8) dwelling units. all work to be done per approved plans. 67 fixtures
Valuation:
$40,000
Permit #:
PP-2024-015520
Status:
issued
Fee:
N/A
Permit Type:
Alterations
Building Type:
N/A
For change of occupancy to r-2 and level iii alterations to include new partitions fixtures furnishings finishes as per approved plans. separate permits required for mep and fire suppression work. *2018 iebc*
Valuation:
$80,000
Permit #:
CP-2025-002955
Status:
issued
Fee:
N/A
Permit Type:
Addition and/or a...
Building Type:
N/A
For level ii alterations to an existing attached structure. alterations to include the erection of partition walls provide finishes/furnishings and accessibility improvements throughout. for use as an office-business and professional space on 1st floor with two-family dwelling above. all work to be done per approved plans and documentation. ***************** separate permtis to be obt... see more
Valuation:
$65,000
Permit #:
CP-2023-005655
Status:
issued
Fee:
N/A
Permit Type:
Addition and/or a...
Building Type:
N/A
Interior alterations to triplex. installation of drainage waste vent and water supply for listed fixtures. all work performed in compliance with 2018 ppc and approved plans
Valuation:
$7,000
Permit #:
PP-2025-004421
Status:
complete
Fee:
N/A
Permit Type:
Alterations
Building Type:
N/A
Ez permit standards alterations- for alterations to an existing one family dwelling as per attached standard. deviations from this standard will result in permit revocation and require submission of construction plans. structural alteration or repair is expressly prohibited under this permit. prohibited structural work includes any modification to exterior walls party walls floor/roof... see more
Valuation:
$50,000
Permit #:
RP-2024-003453
Status:
issued
Fee:
N/A
Permit Type:
Addition and/or a...
Building Type:
N/A
Ez permit standards alterations- for alterations to an existing one family dwelling as per attached standard. deviations from this standard will result in permit revocation and require submission of construction plans. separate permits are required for plumbing and electrical work and the installation of heating/cooling appliances. structural alteration or repair is expressly prohibit... see more
Valuation:
$6,000
Permit #:
RP-2024-008421
Status:
issued
Fee:
N/A
Permit Type:
Addition and/or a...
Building Type:
N/A
Ez permit ductwork & warm-air appliances- (boiler and gas pipe) seperate permit required for plumbing connection-for the installation if new ductwork registers/grilles/diffusers and warm-air appliances as per attached standards. deviations from these standards require submission of construction and site plans
Valuation:
$6,500
Permit #:
MP-2024-004440
Status:
expired
Fee:
N/A
Permit Type:
Addition and/or a...
Building Type:
N/A
Ez permit ductwork & warm-air appliances - for the installation of new ductwork registers/grilles/diffusers and warm-air appliances as per attached standards. deviations from these standards require submission of construction and site plans. each hvac unit to be self-contained within each dwelling unit. no penetrations of rated assemblies. installation of gas fired hvac system & ductw... see more
Valuation:
$6,500
Permit #:
MP-2024-004410
Status:
complete
Fee:
N/A
Permit Type:
Addition and/or a...
Building Type:
N/A
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David Williams 3 d's Mechanical License info
Verified License
| HIC # | 47103 |
| Status | Active |
| City | Philadelphia |
- BuildZoom has not verified this license since December, 2021.
Verify this license's status for David Williams 3 d's Mechanical at the City of Philadelphia Licensed Contractors.
This is a sample of licensing data; click here to access a complete history.
108
BuildZoom Score
113
Permits
- Building permit records show that David Williams 3 d's Mechanical has worked on 113 permitted projects.