Updated: May 24, 2026
Location and Projects
Address
Marriottsville, MD, 21104
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Percival Mechanical Services
Percival Mechanical Services, Marriottsville, MD holds a Plumbers license and 1 other license according to the Maryland license board.
Their BuildZoom score of 101 ranks in the top 12% of 58,058 Maryland licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Percival Mechanical Services, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Percival Mechanical Services Contact Information
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Percival Mechanical Services Marriottsville
Quality
101
88th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Percival Mechanical Services has a BuildZoom score of 101, which places them above 88% of 58,058 contractors in Maryland.
Activity
|
13 projects
|
2025 |
|
6 projects
|
2024 |
|
5 projects
|
2023 |
Our building permit records indicate that Percival Mechanical Services has worked on at least
24.0 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
|
12 projects
|
Home Additions |
|
10 projects
|
Commercial Renovations |
Analyzing permits over the last 4 years shows that Percival Mechanical Services mostly works on
home addition
and commercial renovation
projects.
Pricing
|
7 projects
|
< $5k |
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 Percival Mechanical Services
This is a sample of this contractor's permits. Click here to access their complete permit history.
Replace about 60 to 80 of 6 terracotta sewer main with pvc. install 2-way clean outs 5 outside the building and at the end point of conection. simple sewer main repair
Valuation:
N/A
Permit #:
P02324063
Status:
complete
Fee:
$94
Permit Type:
N/A
Building Type:
N/A
Commercial plumbing addition alteration permit
2023-04-25
Ross dress for less install plumbing fixtures - 1-urinal 2-lavs 3-water closets 1-locker room sink (hand sink) 1-mop sink 1-floor drain 2-drinking fountains 1- bfp 2 1024 protect incoming domestic water **rpz-bfpd shown on drawing is not required on domestic water side and a 1024 bfpd is being installed. pr/jei **
Valuation:
N/A
Permit #:
P23001783
Status:
complete
Fee:
$215
Permit Type:
N/A
Building Type:
N/A
Small fit out 1 electric water heater replacement 1 above floor electric grease trap 1 3comp sink 1 commercial sink 1 hand sink and 1 laundry tub
Valuation:
N/A
Permit #:
P02324384
Status:
complete
Fee:
$1,864
Permit Type:
N/A
Building Type:
N/A
Pull new 3/4 k copper water main. big blue has flooded the yard a emergency replacement needed
Valuation:
N/A
Permit #:
P25001924
Status:
complete
Fee:
$160
Permit Type:
N/A
Building Type:
N/A
Residential plumbing addition alteration permit
2025-08-04
Sfd/work was done without a permit not by pms or anyone working for me. addition 1 toilet 1 shower and one lavy sink
Valuation:
N/A
Permit #:
P25003228
Status:
issued
Fee:
$89
Permit Type:
N/A
Building Type:
N/A
Onsite to replace clay pipe w pvc; install 2-way clean outs at upstream and downstream connections
Valuation:
N/A
Permit #:
P02324134
Status:
filed
Fee:
$671
Permit Type:
N/A
Building Type:
N/A
Test existing gas pipe to 2 existing furnaces and have a bge meter ticket
Valuation:
N/A
Permit #:
P24002674
Status:
canceled
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Test existing piping and existing gas furnaces to get a meter release for bge. bge work order #19071805
Valuation:
N/A
Permit #:
P24002712
Status:
complete
Fee:
$105
Permit Type:
N/A
Building Type:
N/A
17 - (nr) - remodeling/additional work/tenant space
2023-05-12
[none] - 5952 hubbard dr
Valuation:
N/A
Permit #:
PFG-1431294-2023
Status:
final
Fee:
$385
Permit Type:
N/A
Building Type:
N/A
Gas furnace/plumbing - other (add note to comments)
Valuation:
N/A
Permit #:
SFP-1477180-2024
Status:
expired
Fee:
$150
Permit Type:
N/A
Building Type:
N/A
17 - (nr) - remodeling/additional work/tenant space
2025-10-24
[none] - 1731 ritchie station ct
Valuation:
$12
Permit #:
PFG-1555432-2025
Status:
issued
Fee:
$7,227
Permit Type:
N/A
Building Type:
N/A
Commercial plumbing addition alteration permit
2023-10-11
Suite 1000 kindred hair & skin center/add 3 sinks and one shampoo bowl all one the first floor. one sink is push and pull. darrell 3-1-2024
Valuation:
N/A
Permit #:
P23004218
Status:
complete
Fee:
$122
Permit Type:
N/A
Building Type:
N/A
Replace existing big blue water service with 1 copper main
Valuation:
N/A
Permit #:
P23002850
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
[none] - 430 ethan allen ave
Valuation:
N/A
Permit #:
PFG-1411262-2022
Status:
final
Fee:
$1,485
Permit Type:
N/A
Building Type:
N/A
17 - (nr) - remodeling/additional work/tenant space
2022-07-07
[none] - 4927a st elmo ave
Valuation:
$15
Permit #:
PFG-1379041-2022
Status:
final
Fee:
$1,305
Permit Type:
N/A
Building Type:
N/A
17 - (nr) - remodeling/additional work/tenant space
2024-09-18
[none] - 4710 cherry hill rd
Valuation:
$24
Permit #:
PFG-1474480-2024
Status:
final
Fee:
$11,227
Permit Type:
N/A
Building Type:
N/A
17 - (nr) - remodeling/additional work/tenant space
2022-03-18
No Description Available
Valuation:
N/A
Permit #:
PFG-1355463-2021
Status:
final
Fee:
$4,155
Permit Type:
N/A
Building Type:
N/A
17 - (nr) - remodeling/additional work/tenant space
2021-01-12
No Description Available
Valuation:
N/A
Permit #:
PFG-1312086-2020
Status:
final
Fee:
$2,438
Permit Type:
N/A
Building Type:
N/A
17 - (nr) - remodeling/additional work/tenant space
2024-12-17
[none] - 19707 germantown rd
Valuation:
N/A
Permit #:
PFG-1500697-2024
Status:
final
Fee:
$640
Permit Type:
N/A
Building Type:
N/A
Fit out space. install bathrooms for snap fitness
Valuation:
N/A
Permit #:
P02317073
Status:
complete
Fee:
$200
Permit Type:
N/A
Building Type:
N/A
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BZ Score
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Percival Mechanical Services Reviews
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Verified License
BuildZoom confirmed this contractor's license
Percival Mechanical Services License info
Verified License
| License # | 21122 |
| Status | Active |
| State | Maryland |
| Type | Plumbers |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Percival Mechanical Services at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
License Not Required
| Status | Not Required |
- BuildZoom verified in November, 2022 that this contractor does not need a license to be a contractor in Maryland.
This is a sample of licensing data; click here to access a complete history.
101
BuildZoom Score
26
Permits
- Building permit records show that Percival Mechanical Services has worked on 26 permitted projects.