Updated: Jun 10, 2025
Location and Projects
Address
4101 Utah Ave, Brentwood, MD, 20722
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Interstate Service Co HVAC/Mechanical Contractor
Interstate Service Co Inc, 4101 Utah Ave, Brentwood, MD holds a Mech Cont, Mechanical license and 1 other license according to the Annapolis 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 Interstate Service Co Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Interstate Service Co Inc Contact Information
Phone Number: (301) 864-2121
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Address: 4101 Utah Ave, Brentwood, MD 20722
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Interstate Service Co Inc Brentwood
Quality
101
88th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Interstate Service Co Inc has a BuildZoom score of 101, which places them above 88% of 58,058 contractors in Maryland.
Activity
|
1 project
|
2025 |
|
3 projects
|
2024 |
|
1 project
|
2023 |
Our building permit records indicate that Interstate Service Co Inc 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
|
4 projects
|
Mechanical projects |
|
4 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that Interstate Service Co Inc mostly works on
hvac project
and mechanical project
projects.
Pricing
|
1 project
|
$5k-$20k |
|
2 projects
|
$20k-$50k |
|
1 project
|
$50k-$100k |
The typical size of their permits is approximately $48,000. 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 Interstate Service Co Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Install 4 vav boxes ductwork grills & diffusers thermostats and control wiring - building permit #b02432751
Valuation:
$26,200
Permit #:
M02226599
Status:
complete
Fee:
$294
Permit Type:
N/A
Building Type:
N/A
Hvac renovation and addition
Valuation:
$250,000
Permit #:
M02220105
Status:
filed
Fee:
$1,415
Permit Type:
N/A
Building Type:
N/A
Installing 3 rtus exhaust fans and associated duct work
Valuation:
$75,000
Permit #:
M02213187
Status:
complete
Fee:
$452
Permit Type:
N/A
Building Type:
N/A
Addition heating and air conditioning (1) 5 ton (60, 000btus) mini vrf (6) zone and (1) 3 ton (36, 000btus) multi-zone (2) zones
Valuation:
N/A
Permit #:
M02205219
Status:
complete
Fee:
$95
Permit Type:
N/A
Building Type:
N/A
Cci; renovation of an existing medical tentant suite to become a pharmacy
Valuation:
$48,000
Permit #:
CIMP-32642-2024
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace heat pump split sys heat pump gas fired furnace ductwork photovoltaic c flu thermostat. 1 zone #btus 80, 000
Valuation:
N/A
Permit #:
M02206474
Status:
complete
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Install 15, 000 btu mini-split heat pump 1 bathroom fan and relocate 1 supply register
Valuation:
$7,500
Permit #:
M02223676
Status:
complete
Fee:
$95
Permit Type:
N/A
Building Type:
N/A
Addition heating only 2 exhaust fans and associated duct work. 2 electri c unit heaters: (1) 2 3kw and (1) @ 5kw
Valuation:
$15,000
Permit #:
M02203118
Status:
complete
Fee:
$122
Permit Type:
N/A
Building Type:
N/A
Install hood system exhaust fan & make up air unit & ductwork for restaurant
Valuation:
$9,500
Permit #:
M02186819
Status:
complete
Fee:
$100
Permit Type:
N/A
Building Type:
N/A
Duct work only 15 foot of duct work and 5 registers
Valuation:
N/A
Permit #:
M02199966
Status:
complete
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Installing a new type 1 and 2 system
Valuation:
N/A
Permit #:
FIRE16-0025
Status:
final
Fee:
$260
Permit Type:
Existing building
Building Type:
N/A
Building (c) - improvement - interior fit up
2018-04-26
Existing business use vacant space for former bank. to be converted to a common lunch room for tenant staff. micro market amenity at the front of the space with seating throughout the remainder. limited demising changes and slight changes to public access corridor. suite will have two means of egress with a free exit capacity. new ceiling new flooring throughout
Valuation:
$140,000
Permit #:
CIMP-15526-2017
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install duct work only
Valuation:
$500
Permit #:
M02182645
Status:
complete
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Expansion and renovation of existing vet hospital consisting of 786 sq ft commercial space. permit includes building electrical and mechanical hvac work as shown on the city approved plans. note: use and occupancy is on separate permit #cmis- -2014
Valuation:
$130,000
Permit #:
CIMP-5298-2014
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building (c) - improvement - interior fit up
2018-04-26
Renovation to existing tenant space. space to renovate existing reception area into a meeting area for lunch serving employees of hughes network. new lighting new flooring finishes and new mill work within scope. scope also to include at two other locations penetrations in demising walls to create a passage between suites. presently the entire floor is a single tenant these penetratio... see more
Valuation:
$60,000
Permit #:
CIMP-15525-2017
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Convert testing room to storage room includes demolition of one wall and addition of one wall to divide suite. includes suites 215 and 220. permit includes building electrical & mechanical/hvac work. note: use and occupancy permit is not included and must be applied for separately
Valuation:
$7,000
Permit #:
CIMP-3649-2013
Status:
final
Fee:
N/A
Permit Type:
Interior fit up
Building Type:
N/A
Building (c) - improvement - addition/structural or exterior alteration
2018-04-19
Building addition of approximately 870 sf for showroom. interior renovation of office sales area and showroom space
Valuation:
$500,000
Permit #:
CIMP-13054-2016
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install landlord portion of grease ducts dish washer exhaust ducts supply air ducts & piping in vertical shaft only
Valuation:
$50,000
Permit #:
M02166521
Status:
complete
Fee:
$315
Permit Type:
N/A
Building Type:
N/A
Addition heating and air conditioning install 240, 000 btu vrv split system with 9 zones and 7 electric heaters
Valuation:
$132,000
Permit #:
M02201775
Status:
complete
Fee:
$766
Permit Type:
N/A
Building Type:
N/A
Install 4'x8 stainless steel range hood w baffle grease filters drip tray & vapor pro lights; 16g continious welded duct from hood to roof curb
Valuation:
$7,650
Permit #:
M02196566
Status:
filed
Fee:
$90
Permit Type:
N/A
Building Type:
N/A
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BZ Score
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Interstate Service Co Inc Reviews
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Verified License
BuildZoom confirmed this contractor's license
Interstate Service Co Inc License info
Verified License
| Status | Active |
| City | Annapolis |
| Type | Mech Cont, Mechanical |
- BuildZoom has not verified this license since March, 2017.
Verify this license's status for Interstate Service Co Inc at the The City of Annapolis, MD.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 2701021637 |
| Status | Active |
| State | Maryland |
- When BuildZoom last verified this license, it had an expiration date of October, 2014. Check the current license status of Interstate Service Co Inc with the Maryland Department of Labor, Licensing & Regulation
This is a sample of licensing data; click here to access a complete history.
101
BuildZoom Score
114
Permits
- Building permit records show that Interstate Service Co Inc has worked on 114 permitted projects.