Updated: Apr 20, 2026
Location and Projects
Address
12417 OCEAN GATEWAY #2512417 OCEAN GATEWAY, Gaithersburg, MD, 20882
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Delmar Heating and Plumbing Inc
Delmar Heating and Plumbing Inc, 12417 Ocean Gateway #2512417 Ocean Gtwy, Gaithersburg, MD (Owned by: El Rodriguez) holds a Plumbers license and 4 other licenses according to the Maryland license board.
Their BuildZoom score of 96 ranks in the top 20% of 58,058 Maryland licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Delmar Heating and Plumbing Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Delmar Heating and Plumbing Inc Services
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Delmar Heating and Plumbing Inc Contact Information
Phone Number: (301) 774-2355
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Address: 12417 OCEAN GATEWAY #2512417 OCEAN GATEWAY, Gaithersburg, MD 20882
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Delmar Heating and Plumbing Inc Gaithersburg
Quality
96
80th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Delmar Heating and Plumbing Inc has a BuildZoom score of 96, which places them above 80% of 58,058 contractors in Maryland.
Activity
|
22 projects
|
2025 |
|
14 projects
|
2024 |
|
17 projects
|
2023 |
Our building permit records indicate that Delmar Heating and Plumbing Inc has worked on at least
53.0 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
|
21 projects
|
Home Additions |
|
19 projects
|
Commercial Renovations |
|
6 projects
|
New Constructions |
Analyzing permits over the last 4 years shows that Delmar Heating and Plumbing Inc mostly works on
home addition
and commercial renovation
projects.
Pricing
|
23 projects
|
< $5k |
|
1 project
|
$20k-$50k |
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 Delmar Heating and Plumbing Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Commercial plumbing addition alteration permit
2025-04-21
Suite l howard county surgery center/tenant improvement in an existing building for a new surgery center. new plumbing to be installed - fixtures: 2 - electric hot water heaters 1- 2 water meter 1- water softener 1- booster pump 2 - mop sinks 7 - flush valve water closets 7 - lavies 1 - drinking fountain 6 - hand sinks 1 - eye wash 1 - three compartment sink 1 - two compartment sink 1... see more
Valuation:
N/A
Permit #:
P25001653
Status:
complete
Fee:
$668
Permit Type:
N/A
Building Type:
N/A
Pavilion #2 at troy park/installation of the following: 1- flush valve toilet 1- lavatory 2- 3 floor drains 1- 4 mop sink 1- electric water heater 1- drinking fountain/**2.5.25 amendment request to remove 1-mop sink and add1-laundry sink and remove the water heater as the existing water heater will be used.**
Valuation:
N/A
Permit #:
P25000294
Status:
complete
Fee:
$50
Permit Type:
N/A
Building Type:
N/A
Expansion of suite 420 into suite 450/capital badmiton installing one urinal and 4 gas roof top units with btu's of 180 000 each. ** meter upgrade is not required replacing existing units with new in new locations 04/14/25 jei **
Valuation:
N/A
Permit #:
P25001539
Status:
complete
Fee:
$342
Permit Type:
N/A
Building Type:
N/A
Installation of plumbing fixtures 13 units listed under other consist of: 7 faucet mounted eyewash 2 refrigerator boxes 2 hut drains 2 hot & cold water only to dental chair
Valuation:
N/A
Permit #:
P02321527
Status:
complete
Fee:
$278
Permit Type:
N/A
Building Type:
N/A
Primrose schools install new plumbing fixtures and gas fixtures 3-lavs 21-water closets 1-kitchen sink 1-3 compartment sink 20-hand sinks 6-sill cocks 1-mop sink 2-floor sinks 22-floor drains 1-drinking fountain 1-watts lf009 main water 1-watts dcda757 fire 2-watts lf7c appliance 1-exterior buried grease trap 500 gallon - **gas** 1-furnace 3-rtu's *** b-500 gi must follow manufacturer... see more
Valuation:
N/A
Permit #:
P24002579
Status:
complete
Fee:
$1,079
Permit Type:
N/A
Building Type:
N/A
Install new 2 gas water heaters 199 cfh each. relocate 1 gas roof top unit 250cfh. existing units to remain as is: as follows: 1- unit heater existing 155cfh 2 - remote terminal unit 250 cfh 1- remote terminal unit 120 cfh 2- remote terminal unit 150 cfh 1- remote terminal unit 800 cfh 1- remote terminal unit 600 cfh
Valuation:
N/A
Permit #:
PG00025111
Status:
complete
Fee:
$70
Permit Type:
N/A
Building Type:
N/A
Installation of new 2 psi gas system with 2 main to new gas service provided by others. new gas system in building is to include 3x 150mbh rooftop units and 1x 199mbh gas water heater
Valuation:
N/A
Permit #:
PG00043591
Status:
filed
Fee:
$112
Permit Type:
N/A
Building Type:
N/A
Install fixtures as follows: 1-water treatment system (well) 4- 3 floor drains 3- domestic water storage tanks 1- water booster pump 1- electric water heater 1- urinal 2- water closets 2- lavys 1- drinking fountain 2- kitchen sinks 1- eyewash 4- wall hydrants
Valuation:
N/A
Permit #:
P02313505
Status:
filed
Fee:
$25
Permit Type:
N/A
Building Type:
N/A
Suite 135 140, 145 j&l howard dance studio installing 2 new hanging unit heaters installing 1 electric hot water heater installing 4 lavys installing 4 toilets installing 1 urinal installing 1 drinking fountain installing 1 kitchen sink installing 2 floor drains
Valuation:
N/A
Permit #:
P23003351
Status:
complete
Fee:
$336
Permit Type:
N/A
Building Type:
N/A
Suite 150 detail world install one mop sink 3 drain one water closet tank type one lavy with 1-1/2 drain and one roof top unit 120 mbh./**7.12.23 bge work order #18826727 * contractor to provide bge wo# prior to first gas inspection. jei
Valuation:
N/A
Permit #:
P23002212
Status:
complete
Fee:
$171
Permit Type:
N/A
Building Type:
N/A
Units # 110-115-120 & 125 - first floor installing as follows: 2- 3 floor drains 1- refrigerator box 1- kitchen sink 3 - water closets 1- urinal 4- lavys 1- 1-1/2 backf flow non testable device 1- mop sink 1- electric hot water heater
Valuation:
N/A
Permit #:
P23003091
Status:
complete
Fee:
$281
Permit Type:
N/A
Building Type:
N/A
Suite 410/install plumbing and gas fixtures: 1- trench drain 2- floor drains 2- w/c 1- lavs 1- drinking fountain 1- electrical water heater 6- unit heaters 1- roof top unit (980k btu's)/**btu's amendment to 980000 from 571000 btu's**
Valuation:
N/A
Permit #:
P22003565
Status:
complete
Fee:
$287
Permit Type:
N/A
Building Type:
N/A
Suite 420 : install plumbing and gas fixtures: 4- lavs 5- w/c 1- drinking fountain 1- shower 1- mop sink 4- floor drains 1- kitchen sink 1- disposal 1- electrical water heater 1- refigerator box ---gas--- 4- roof top units
Valuation:
N/A
Permit #:
P22003566
Status:
complete
Fee:
$281
Permit Type:
N/A
Building Type:
N/A
Suite 130 : install plumbing and gas fixtures: 2- floor drains 2- w/c 2- lavs 1- bottle filler 1- electrical water heater 1- refrigerator sink 1- utility sink 1- kitchen sink ---gas--- 2- rooftop units
Valuation:
N/A
Permit #:
P22003564
Status:
complete
Fee:
$221
Permit Type:
N/A
Building Type:
N/A
Commercial plumbing addition alteration permit
2023-11-13
Howard county eda/first floor lobby following fixtures being installed: 1- electric hot water heater 1- kitchen sink - 1- 1/2 drain 1- garbage disposal 1- dishwasher 1- ice maker 1- non testable backflow watts model # w-09
Valuation:
N/A
Permit #:
P23004683
Status:
complete
Fee:
$50
Permit Type:
N/A
Building Type:
N/A
Install one shower two lavys and one toilet on 2nd fl. install one washer box one laundry tub two hose bibbs and one lavy on 1st floor
Valuation:
N/A
Permit #:
P02308237
Status:
complete
Fee:
$95
Permit Type:
N/A
Building Type:
Single family dwe...
That place at pataspco park/installing check valves and gas furnaces - first floor: 13 lavys 11 hand sinks 17 3 flush valves 7 hand sinks 6 two compartment sinks 1 three compartment sink 1 mop sink 4 hose bibs 1 grease trap 10 floor drains 2 floor sinks 2 backflow preventers ( watts 6 double check valve # 75705y watts 2-1/2 rpz lf009-m2-tsfs) 1 hot water heater 199mbh 5 gas furnaces 6... see more
Valuation:
N/A
Permit #:
P25002135
Status:
canceled
Fee:
$50
Permit Type:
N/A
Building Type:
N/A
Town of williamsport residential plumbing permit
2023-09-23
Plumbing permit for interior renovations to include installing (2) toilets (3) showers (1) washer box and (4) regular sinks
Valuation:
N/A
Permit #:
2023-01707
Status:
complete
Fee:
$50
Permit Type:
N/A
Building Type:
N/A
Building 10 unit 10c - 5-9 fixtures - install (1) 2 open site drain d/w disposal remove and replace with new (1) water closet (1) lavy (1) kitchen sink (1) tub
Valuation:
N/A
Permit #:
BP-23-00080-02
Status:
final
Fee:
$145
Permit Type:
N/A
Building Type:
N/A
Building 10 unit 10a - 5-9 fixtures - install (1) 2 open site drain d/w disposal remove and replace with new (1) water closet (1) lavy (1) kitchen sink (1) tub
Valuation:
N/A
Permit #:
BP-23-00078-02
Status:
final
Fee:
$145
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Delmar Heating and Plumbing Inc License info
Verified License
| License # | 8392 |
| Status | Active |
| State | Maryland |
| Type | Plumbers |
| Business Type | Corporation |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Delmar Heating and Plumbing Inc at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 8392 |
| Status | Active |
| State | Maryland |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of October, 2022. Check the current license status of Delmar Heating and Plumbing Inc with the Maryland Department of Labor, Licensing & Regulation
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 5375 |
| Status | Active |
| State | Maryland |
| Type | Plumbers |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of February, 2019. Check the current license status of Delmar Heating and Plumbing Inc with the Maryland Department of Labor, Licensing & Regulation
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CON-4643 |
| Status | Inactive |
| City | Annapolis |
| Type | Plumber |
| Business Type | Corporation |
- According to the The City of Annapolis, MD, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Delmar Heating and Plumbing Inc at the The City of Annapolis, MD.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 2705121478 |
| Status | Inactive |
| State | Virginia |
| Type | Gas Fitting (Gfc), Plumbing (Plb) |
| Business Type | Corporation |
- According to the Virginia Department of Professional and Occupational Regulation, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Delmar Heating and Plumbing Inc at the Virginia Department of Professional and Occupational Regulation.
This is a sample of licensing data; click here to access a complete history.
96
BuildZoom Score
Insured
| Insurer | Atlantic States Inc Co |
1K
Permits
- Building permit records show that Delmar Heating and Plumbing Inc has worked on 1005 permitted projects.
Delmar Heating and Plumbing Inc Employees
AR
Abel A Rodriguez
Owner
DD
Daniel Eugene Delmar
Owner
ER
El Rodriguez
Owner