Updated: Feb 12, 2026
Location and Projects
Address
8098 HILLMARK COURT, Frederick, MD, 21704
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NE Bob Waltz Plumbing & Heating Inc
NE Bob Waltz Plumbing & Heating Inc, 8098 Hillmark Ct, Frederick, MD (Owned by: Jeffrey Waltz) holds a Home Improvement license and 3 other licenses according to the Maryland license board.
Their BuildZoom score of 111 ranks in the top 4% of 58,058 Maryland licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring NE Bob Waltz Plumbing & Heating Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
NE Bob Waltz Plumbing & Heating Inc Services
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NE Bob Waltz Plumbing & Heating Inc Contact Information
Phone Number: (301) 662-3588
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Address: 8098 HILLMARK COURT, Frederick, MD 21704
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NE Bob Waltz Plumbing & Heating Inc Frederick
Quality
111
96th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
NE Bob Waltz Plumbing & Heating Inc has a BuildZoom score of 111, which places them above 96% of 58,058 contractors in Maryland.
Activity
|
3 projects
|
2026 |
|
47 projects
|
2025 |
|
30 projects
|
2024 |
|
26 projects
|
2023 |
Our building permit records indicate that NE Bob Waltz Plumbing & Heating Inc has worked on at least
106.0 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
|
3 projects
|
Home Additions |
|
36 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that NE Bob Waltz Plumbing & Heating Inc mostly works on
hvac project
and home addition
projects.
Pricing
|
8 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.
NE Bob Waltz Plumbing & Heating Inc Reviews
5 out of 5 stars, based on
1
review
-
By OvertonJuly 6, 2017Verified Hire
Building Permits by NE Bob Waltz Plumbing & Heating Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Replace toilet bathtub/shower unit & lavatory sink. <div><u>replacing</u> expired permit #<b>440287</b></div>
Valuation:
N/A
Permit #:
490953
Status:
complete
Fee:
$65
Permit Type:
Plumbperm
Building Type:
N/A
Install: 1-wash machine hook-up 1-electric water heater 2-toilets 2-lavatory
Valuation:
N/A
Permit #:
493836
Status:
complete
Fee:
$190
Permit Type:
Plumbperm
Building Type:
N/A
Complete remodel of home -bldg a/p# 189470 1, 620sf of alteration - ex. attic to be master suite ex. garage to dining/breakfast room relocate ex. half bathroom on 1 st floor and pantry and bar area ex. bathroom on 2nd floor. to be laundry room and ex. bedroom on 2nflr. to be (2) full baths. remodel ex. kitchen; no change to bedroom count revision - 7/25/2019 - original kitchen to beco... see more
Valuation:
$400,000
Permit #:
200357
Status:
complete
Fee:
$403
Permit Type:
Plumbperm
Building Type:
N/A
Install utility sink & water connection to hood.<div>related building permit #: <b>487176</b></div>
Valuation:
N/A
Permit #:
490129
Status:
complete
Fee:
$154
Permit Type:
Plumbperm
Building Type:
N/A
Install: wetbar sink dishwasher hook-up ice maker box toilet lavatory & shower in basement
Valuation:
N/A
Permit #:
494440
Status:
complete
Fee:
$190
Permit Type:
Plumbperm
Building Type:
N/A
Install hand wash sink<div>existing tenant change of space - trans tech phase iv</div>
Valuation:
N/A
Permit #:
496318
Status:
complete
Fee:
$158
Permit Type:
Plumbperm
Building Type:
N/A
Install new bar sink; <span style="color: rgb(36 36 36); font-family: calibri sans-serif; font-size: 14.6667px;"> just adding cabinetry to a wall</span>
Valuation:
N/A
Permit #:
465626
Status:
complete
Fee:
$105
Permit Type:
Plumbperm
Building Type:
N/A
Replaced natural gas furnace evaporator coil and air conditioning
Valuation:
N/A
Permit #:
489948
Status:
complete
Fee:
$70
Permit Type:
Plumbperm
Building Type:
N/A
Basement finish by previous owner without permits - bar sink lavatory faucet toilet & shower. see case information on building permit #476408
Valuation:
N/A
Permit #:
477278
Status:
complete
Fee:
$114
Permit Type:
Plumbperm
Building Type:
N/A
Plumbing fixtures & gas work construct new burger king restaurant *revision 9/25/19 (scw) to respond to denied ols and plan review comments.*
Valuation:
$750,000
Permit #:
203888
Status:
complete
Fee:
$733
Permit Type:
Plumbperm
Building Type:
N/A
Replace natural gas water heater - original permit #472974 (expired) - just need to get final inspection
Valuation:
$0
Permit #:
499462
Status:
complete
Fee:
$72
Permit Type:
Plumbperm
Building Type:
N/A
Bringing bathroom up to code - replacing shower toilet and lavatory sink<div>related building permit #: <b>482343</b></div>
Valuation:
N/A
Permit #:
484878
Status:
complete
Fee:
$118
Permit Type:
Plumbperm
Building Type:
N/A
Replace oil-fired hot water cast iron boiler
Valuation:
N/A
Permit #:
492460
Status:
complete
Fee:
$129
Permit Type:
Plumbperm
Building Type:
N/A
Replace oil-fired cast iron hot water boiler
Valuation:
N/A
Permit #:
490506
Status:
issued
Fee:
$70
Permit Type:
Plumbperm
Building Type:
N/A
<div>plumbing permit for accessory building to include home occupation # h265718 and adu built without permits</div>4- toilets 4- lavatory faucets 1- tub/shower 2- showers 1- kitchen faucet 1- dishwasher 1- water heater 2- hose bibs
Valuation:
N/A
Permit #:
479534
Status:
complete
Fee:
$391
Permit Type:
Plumbperm
Building Type:
N/A
<div>no construction - replace existing fixtures</div>hook-up only - 2 lavatory sinks/faucets kitchen sink disposal dishwasher toilet
Valuation:
N/A
Permit #:
427185
Status:
complete
Fee:
$222
Permit Type:
Plumbperm
Building Type:
N/A
Run natural gas line for pool heater.<div>*11/12/25 revise to addition install of 2 hose bibs.* scw</div>
Valuation:
$0
Permit #:
499275
Status:
issued
Fee:
$214
Permit Type:
Plumbperm
Building Type:
N/A
Replace/repair leaking water service
Valuation:
N/A
Permit #:
491460
Status:
complete
Fee:
$177
Permit Type:
Plumbperm
Building Type:
N/A
Replacement of rooftop gas heating and air conditioning unit - see attached photos
Valuation:
N/A
Permit #:
500443
Status:
complete
Fee:
$195
Permit Type:
Plumbperm
Building Type:
N/A
Replace lp gas line to house
Valuation:
N/A
Permit #:
493039
Status:
complete
Fee:
$118
Permit Type:
Plumbperm
Building Type:
N/A
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122
BZ Score
$300K
Avg Project
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Projects
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BZ Score
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Avg Project
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Projects
License # 100269
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BZ Score
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Avg Project
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Recent Buildzoom Projects
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Verified License
BuildZoom confirmed this contractor's license
NE Bob Waltz Plumbing & Heating Inc License info
Verified License
| License # | 100432 |
| Status | Active |
| State | Maryland |
| Type | Home Improvement |
- BuildZoom verified this license was active as of February 2026.
Verify this license's status for NE Bob Waltz Plumbing & Heating 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 # | 100432 |
| Status | Active |
| State | Pennsylvania |
| Type | Contractor |
- When BuildZoom last verified this license, it had an expiration date of August, 2015. Check the current license status of NE Bob Waltz Plumbing & Heating Inc with the Pennsylvania Office of the Attorney General
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 127579 |
| Status | Active |
| State | Maryland |
| Type | Contractor (Corppart) Home Improvement |
- When BuildZoom last verified this license, it had an expiration date of August, 2015. Check the current license status of NE Bob Waltz Plumbing & Heating 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 # | NAT-45091-2 |
| Status | Inactive |
| Nation | Environmental Protection Agency |
| Type | Renovation |
- According to the United States Environmental Protection Agency, 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 NE Bob Waltz Plumbing & Heating Inc at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
111
BuildZoom Score
593
Permits
- Building permit records show that NE Bob Waltz Plumbing & Heating Inc has worked on 593 permitted projects.
NE Bob Waltz Plumbing & Heating Inc Employees
JW
Jeffrey Waltz
Owner
NI
N.E. Bob Waltz Plumbing & Heating Inc
Owner
Bob Waltz's companies do a great job and stand behind their work. I can recommend them without hesitation.