Updated: Jun 09, 2026
Location and Projects
Headquarters Address
1047 LOWER PINDELL RD, Lothian, MD, 20711
Local address
PO BOX 100054, Arlington, VA, 22210
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AJ Mechanical Services
AJ Mechanical Services, Arlington, Po Box 100054, Arlington, VA (Owned by: James Richardson) holds a Commercial Building (Cbc), Residential Building (Rbc) license and 1 other license according to the Virginia license board.
Their BuildZoom score of 98 ranks in the top 16% of 131,387 Virginia licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring AJ Mechanical Services, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
AJ Mechanical Services Contact Information
Headquarters Address: 1047 LOWER PINDELL RD, Lothian, MD, 20711
Local Address: PO BOX 100054, Arlington, VA 22210
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AJ Mechanical Services Arlington
Quality
98
84th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
AJ Mechanical Services has a BuildZoom score of 98, which places them above 84% of 131,387 contractors in Virginia.
Activity
|
2 projects
|
2025 |
|
1 project
|
2024 |
|
2 projects
|
2023 |
Our building permit records indicate that AJ Mechanical Services has worked on at least
5.0 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
|
5 projects
|
Home Additions |
Analyzing permits over the last 4 years shows that AJ Mechanical Services mostly works on
home addition
projects.
Pricing
|
2 projects
|
$20k-$50k |
|
1 project
|
$50k-$100k |
|
1 project
|
$100k-$250k |
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 AJ Mechanical Services
This is a sample of this contractor's permits. Click here to access their complete permit history.
Provide new basement accesory dwelling unit and additional living space to primary residence as follows: remove existing 2 story addition & garage remove nonbearing walls in existing house, remove prtions of extension masonry walls. underpin fundation
Valuation:
$530,000
Permit #:
B1903590
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
121 glyndon st. ne. vienna va addition to right side of house for master bathroom and closet. kitchen remodel including removing walls////interior alterations to existing house/****alts cost****
Valuation:
$100,000
Permit #:
222020110
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
Single family dwe...
Two level addition and full basement with exterior door; new kitchen new bathroom & powder room new laundry. new egress window to existing basement living area. new floors & 2x4 interior walls with insulation at existing block walls. new roofing
Valuation:
$380,000
Permit #:
B2000694
Status:
applied
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
9'-4 x 23'-3 two story addition in place of existing side addition with full basement. kitchen expansion and added full bathroom. (revision-added detail in structural drawings for additional steel necessary for framing. steel lintels shown for brick support over windows additionally. architectural sheet a-501 uploaded for framing clarification at front porch)
Valuation:
$45,000
Permit #:
BLDR2024-00016
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Rear 2-story addition exterior basement stairs and rear side portico (will provide manuel j with mec permit applicant advised)
Valuation:
$125,000
Permit #:
BLDR2023-00513
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building a custom single family dwelling with a finished basement with a walkout no second kitchen no basement bedroom no wetbar covered porch with steps front load garage and rear deck with no steps or hot tub
Valuation:
$307,000
Permit #:
190530115
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
Single family dwe...
New 2nd story addition deck and shed rev1 07-21-25 - construction of shed removed from scope of work
Valuation:
$25,000
Permit #:
BLDR2025-00052
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
First floor addition on rear of house for sunroom addition
Valuation:
$80,000
Permit #:
BLDR2024-01119
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New deck on existing single family dwelling 730sf. with pergola 15x12. stairs down to existing patio area at the back basement door and second stair to grade on right side of house. work to include new electrical for lighting on deck and gas line for grill
Valuation:
$45,000
Permit #:
B1902594
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove load bearing wall remove spiral steps and addition u shaped steps to basement remodel 2 bathrooms and convert a laundry room to a powder room
Valuation:
$75,000
Permit #:
BLDR2020-00131
Status:
issued
Fee:
$1,785
Permit Type:
N/A
Building Type:
N/A
Construct new residence single family 2 story 4 bedroom 3.5 bathroom full basement 2 car garage. first and second floor approx. 3000 sqft. basement apprx. 2000 sqft
Valuation:
$400,000
Permit #:
B1800263
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
- addition of (2) dormers to 2nd floor of house - addition of (2) attic space dormers - addition of new front porch at front entry of house
Valuation:
$80,000
Permit #:
BLDR2020-00026
Status:
filed
Fee:
$212
Permit Type:
N/A
Building Type:
N/A
Addition to rear of house adding basement first floor and 2nd floor for total of 624 sf
Valuation:
$150,000
Permit #:
B2001372
Status:
applied
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Addition to rear of residence and above garage
Valuation:
$200,000
Permit #:
B2001429
Status:
applied
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Rear addition and interior remodel
Valuation:
$200,000
Permit #:
BLDR2020-00367
Status:
filed
Fee:
$3,105
Permit Type:
N/A
Building Type:
N/A
Second story addition remodel
Valuation:
$300,000
Permit #:
B1900340
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building Permit
7805 Idylwood Rd, Falls Church, VA
2018-11-14
Building a two story addition with a basement below and two new egress window and wells/no new bedrooms no wetbar no second kitchen/build one new set of landing and steps on an existing rear deck/build a new covered front with steps/interior alterations to the existing basement first floor and minor alterations to the second floor amend to change the basement to crawl space 11/29/201...
Valuation:
$50,000
Permit #:
181720190
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
Single family dwe...
**addition to back and side and including a screend porch. **
Valuation:
$150,000
Permit #:
B1900777
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Addition (20) recessed lights (4) light fixtures and repair existing wiring per bldr2020-00131
Valuation:
$2,000
Permit #:
ELE2020-00467
Status:
issued
Fee:
$112
Permit Type:
N/A
Building Type:
N/A
New single family dwelling
Valuation:
$500,000
Permit #:
B1802960
Status:
applied
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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AJ Mechanical Services Reviews
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AJ Mechanical Services License info
Verified License
| License # | 2705134817 |
| Status | Active |
| State | Virginia |
| Type | Commercial Building (Cbc), Residential Building (Rbc) |
| Business Type | Sole Proprietorship |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for AJ Mechanical Services at the Virginia Department of Professional and Occupational Regulation.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 2705051603 |
| Status | Active |
| State | Virginia |
| Type | Heating Ventilation And Air Conditioning (Hva) |
| Business Type | Sole Proprietorship |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for AJ Mechanical Services at the Virginia Department of Professional and Occupational Regulation.
This is a sample of licensing data; click here to access a complete history.
98
BuildZoom Score
87
Permits
- Building permit records show that AJ Mechanical Services has worked on 87 permitted projects.
AJ Mechanical Services Employees
JR
James Richardson
Owner