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Location and Projects

Address
10742 Larson Dr, Northglenn, CO, 80233
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DD Plumbing LLC

DD Plumbing LLC is a small family owned plumbing company. Colorado natives Dave and David are Gaithersburg and son. They opened DD Maintenance LLC in 2020 they started out by doing concrete work, fences, drywall, finish texture/paint, landscaping, small plumbing, hvac, and electrical issues and much more. Because of all this it has made DD Plumbing LLC the one stop plumber. While we can’t do major electrical without a license there are small things we can do without it but it makes it so we can do a full bath/kitchen remodel, we can fix a water leak and any damage, we can repipe your house and patch all the holes, we can replace your sewer main and we can repair any landscaping or concrete that gets removed or damaged. With DD Plumbing there’s no Job to big or to small and regardless of the size of the job I treat all my clients with the same respect. My father and myself opened this company in 2020 because we saw how some of these other plumbing company’s we taking advantage of people and charging crazy prices, so we started DD Plumbing so we could try and help the community and business with an affordable plumber who’s going to use the highest quality material and has a keen eye for detail. At times our prices may come in around the same or a little higher but that’s beautiful we is the best of the best and while you might pay a little now you won’t be paying later with property damage, constant issues and most important when you do need help you won’t get blown off or ignored. We’ll be right by your side to get to the bottom of the issue and get it fixed.

From BuildZoom: DD Plumbing LLC, 10742 Larson Dr, Northglenn, CO (Employees: David J Mailander and David M Mailander) holds a Plumbing Contractor license and 4 other licenses according to the Colorado license board.

Their BuildZoom score of 112 ranks in the top 3% of 55,949 Colorado licensed contractors.

Their license was verified as active when we last checked. If you are thinking of hiring DD Plumbing LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.

DD Plumbing LLC Contact Information

Phone: (720) 827-0919
Address: 10742 Larson Dr, Northglenn, CO 80233

DD Plumbing LLC Northglenn

Quality

112
97th percentile
Pro tip: We generally recommend hiring a contractor with a score higher than 95.
DD Plumbing LLC has a BuildZoom score of 112, which places them above 97% of 55,949 contractors in Colorado.

Activity

2 projects
2025
34 projects
2024
19 projects
2023
Our building permit records indicate that DD Plumbing LLC has worked on at least 55.0 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.

Experience

55 projects
Plumbing projects
27 projects
Sewer laterals
Analyzing permits over the last 4 years shows that DD Plumbing LLC mostly works on plumbing project and sewer lateral projects.

Pricing

54 projects
< $5k
2 projects
$5k-$20k
Value Not Public: 1.0 project
The typical size of their permits is approximately $3,900. 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 DD Plumbing LLC

Sort by: Notable Notable | Date Date | Job Value Job Value
Plumbing permit
2025-04-17
This is a full building minus sudp (already have that permit) we will be doing all the underground plumbing the rough in wall for all fixtures and we will then trim it all out when it’s ready. there is a sewage election pump and sump pump in the basement as well as we will be installing a pvb on the exterior of the home for the irrigation system
Valuation:
$9,200
Permit #:
2025-PLUMB-0003886
Status:
issued
Fee:
$199
Permit Type:
N/A
Building Type:
Single family res...
Plumbing permit
2025-02-27
This permit is just for the trim i have taken over as the main contractor and we have made a change to the type of wh so had to file a new permit. rough has already passed we will also be installing a pvb for the irrigation outside of the home
Valuation:
$6,200
Permit #:
2025-PLUMB-0002040
Status:
final
Fee:
$75
Permit Type:
N/A
Building Type:
Single family res...
Plumbing permit
2025-02-28
Irrigation vacuum breaker and insulation of a heat pump wh not a regular electric water heater
Valuation:
$700
Permit #:
2025-PLUMB-0002117
Status:
final
Fee:
$35
Permit Type:
N/A
Building Type:
Single family res...
Plumbing permit
2024-02-20
Inwall connections to attach floors connections to water service and sewer install water heater and trim
Valuation:
$3,900
Permit #:
2023-PLUMB-0012965
Status:
final
Fee:
$51
Permit Type:
N/A
Building Type:
Single family res...
Plumbing permit
2024-02-15
Inwall connections to attach floors connections to water service and sewer install water heater and trim
Valuation:
$3,900
Permit #:
2023-PLUMB-0012964
Status:
final
Fee:
$51
Permit Type:
N/A
Building Type:
Single family res...
Plumbing permit
2024-02-15
Inwall connections to attach floors connections to water service and sewer install water heater and trim
Valuation:
$3,900
Permit #:
2023-PLUMB-0012963
Status:
final
Fee:
$51
Permit Type:
N/A
Building Type:
Single family res...
Plumbing permit
2024-02-07
Inwall connections to attach floors connections to water service and sewer install water heater and trim
Valuation:
$3,900
Permit #:
2023-PLUMB-0012961
Status:
final
Fee:
$51
Permit Type:
N/A
Building Type:
Single family res...
Plumbing permit
2024-01-12
Inwall connections to attach floors connections to water service and sewer install water heater and trim
Valuation:
$3,900
Permit #:
2023-PLUMB-0012960
Status:
final
Fee:
$51
Permit Type:
N/A
Building Type:
Single family res...
Plumbing permit
2023-12-13
Inwall connections to attach floors connections to water service and sewer install water heater and trim
Valuation:
$3,900
Permit #:
2023-PLUMB-0012958
Status:
final
Fee:
$51
Permit Type:
N/A
Building Type:
Single family res...
Plumbing permit
2023-12-04
Inwall connections to attach floors connections to water service and sewer install water heater and trim
Valuation:
$3,900
Permit #:
2023-PLUMB-0012956
Status:
final
Fee:
$51
Permit Type:
N/A
Building Type:
Single family res...
Plumbing permit
2023-11-28
Inwall connections to attach floors connections to water service and sewer install water heater and trim
Valuation:
$3,900
Permit #:
2023-PLUMB-0012952
Status:
final
Fee:
$51
Permit Type:
N/A
Building Type:
Single family res...
Plumbing permit
2024-02-13
Inwall connections to attach floors connections to water service and sewer install water heater and trim
Valuation:
$3,900
Permit #:
2023-PLUMB-0012982
Status:
final
Fee:
$51
Permit Type:
N/A
Building Type:
Single family res...
Plumbing permit
2024-02-01
Inwall connections to attach floors connections to water service and sewer install water heater and trim
Valuation:
$3,900
Permit #:
2023-PLUMB-0012981
Status:
final
Fee:
$51
Permit Type:
N/A
Building Type:
Single family res...
Plumbing permit
2024-01-25
Inwall connections to attach floors connections to water service and sewer install water heater and trim
Valuation:
$3,900
Permit #:
2023-PLUMB-0012979
Status:
final
Fee:
$51
Permit Type:
N/A
Building Type:
Single family res...
Plumbing permit
2024-01-30
Inwall connections to attach floors connections to water service and sewer install water heater and trim
Valuation:
$3,900
Permit #:
2023-PLUMB-0012978
Status:
final
Fee:
$151
Permit Type:
N/A
Building Type:
Single family res...
Plumbing permit
2024-01-09
Inwall connections to attach floors connections to water service and sewer install water heater and trim
Valuation:
$3,900
Permit #:
2023-PLUMB-0012977
Status:
final
Fee:
$51
Permit Type:
N/A
Building Type:
Single family res...
Plumbing permit
2024-01-05
Inwall connections to attach floors connections to water service and sewer install water heater and trim
Valuation:
$3,900
Permit #:
2023-PLUMB-0012975
Status:
final
Fee:
$51
Permit Type:
N/A
Building Type:
Single family res...
Plumbing permit
2024-01-05
Inwall connections to attach floors connections to water service and sewer install water heater and trim
Valuation:
$3,900
Permit #:
2023-PLUMB-0012972
Status:
final
Fee:
$51
Permit Type:
N/A
Building Type:
Single family res...
Plumbing permit
2024-01-03
Inwall connections to attach floors connections to water service and sewer install water heater and trim
Valuation:
$3,900
Permit #:
2023-PLUMB-0012971
Status:
final
Fee:
$51
Permit Type:
N/A
Building Type:
Single family res...
Plumbing permit
2023-10-19
Between floor connections main water and sewer connections water heater hook up and sump pump install
Valuation:
$3,900
Permit #:
2023-PLUMB-0011004
Status:
final
Fee:
$51
Permit Type:
N/A
Building Type:
Single family res...

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