Updated: Jun 11, 2026
Location and Projects
Address
4770 I-30 Frontage Rd, Caddo Mills, TX, 75135
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D-n-d Services HVAC/Mechanical Contractor
As the seasons shift in Caddo Mills, Texas, residents know they can depend on D-N-D Services Inc., a dedicated HVAC contractor adept at handling all forms of heating and cooling system needs. Central to our suite of services is ensuring impeccable Air Conditioning Repair in Caddo Mills that locals can rely on when temperatures soar. Our skilled technicians not only excel in AC repair but also enhance overall indoor air quality through professional duct cleaning - an essential service for those who value a clean and allergen-free home or business environment. At D-N-D Services Inc., we take pride in addressing each client's specific requirements with precision and care, backed by years of industry experience. We commit ourselves wholeheartedly to comfort-enhancing solutions tailored to each unique space we're invited into, always striving for excellence in every project we undertake within our beloved community.
Phone: 972-771-9898
Company Email: [email protected]
Services: AC Repair, AC Maintenance, Heating Repair, Commercial HVAC, Duct Cleaning, Indoor Air Quality
Company Hours:
Monday to Thursday: 8:00 AM to 5:00 PM
Friday: 8:00 AM to 4:00 PM
Saturday, Sunday: Closed
From BuildZoom: D-n-d Services Inc, 4770 I-30 Frontage Rd, Caddo Mills, TX (Owned by: John Dobmeyer) holds a Mechanical Contractor license and 32 other licenses according to the Fate license board.
Their BuildZoom score of 108 ranks in the top 5% of 222,249 Texas licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring D-n-d Services Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
D-n-d Services Inc Contact Information
Phone Number: (214) 212-5950
Address: 4770 I-30 Frontage Rd, Caddo Mills, TX 75135
D-n-d Services Inc Caddo Mills
Quality
108
95th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
D-n-d Services Inc has a BuildZoom score of 108, which places them above 95% of 222,249 contractors in Texas.
Activity
|
19 projects
|
2025 |
|
19 projects
|
2024 |
|
8 projects
|
2023 |
Our building permit records indicate that D-n-d Services Inc has worked on at least
46.0 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
|
6 projects
|
Home Additions |
|
37 projects
|
Mechanical projects |
|
34 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that D-n-d Services Inc mostly works on
mechanical project
and hvac project
projects.
Pricing
|
7 projects
|
$5k-$20k |
|
2 projects
|
$20k-$50k |
|
1 project
|
$100k-$250k |
The typical size of their permits is approximately $13,123. 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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
4002-replace or modify existing hvac
Valuation:
N/A
Permit #:
2503273073
Status:
issued
Fee:
N/A
Permit Type:
(b) alteration
Building Type:
Single family dwe...
4002-replace or modify existing hvac
Valuation:
N/A
Permit #:
2503173107
Status:
complete
Fee:
N/A
Permit Type:
(b) alteration
Building Type:
Single family dwe...
One system changeout with ductwork
Valuation:
N/A
Permit #:
BLD25-02984
Status:
final
Fee:
$65
Permit Type:
N/A
Building Type:
N/A
4002-replace or modify existing hvac
Valuation:
N/A
Permit #:
2502123076
Status:
complete
Fee:
N/A
Permit Type:
(b) alteration
Building Type:
Single family dwe...
Change out hvac complete system
Valuation:
N/A
Permit #:
MR0725-9518
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Hvac change out
Valuation:
N/A
Permit #:
M25-0231
Status:
complete
Fee:
$88
Permit Type:
N/A
Building Type:
N/A
Hvac change out
Valuation:
N/A
Permit #:
M25-0200
Status:
complete
Fee:
$88
Permit Type:
N/A
Building Type:
N/A
Complete system replacement
Valuation:
N/A
Permit #:
24-00001013|000-000|MMER
Status:
complete
Fee:
N/A
Permit Type:
Misc building res...
Building Type:
N/A
4002-replace or modify existing hvac
Valuation:
$18,500
Permit #:
2304193033
Status:
complete
Fee:
N/A
Permit Type:
(b) alteration
Building Type:
Single family dwe...
Interior remodel (5) classrooms & staff offices
Valuation:
$500,000
Permit #:
G20-0007
Status:
complete
Fee:
N/A
Permit Type:
E educational
Building Type:
N/A
**on hold--no building permit on file88hvac system change out
Valuation:
N/A
Permit #:
MR0724-8156
Status:
suspended
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Complete system changeout
Valuation:
N/A
Permit #:
23-00001682|000-000|MMER
Status:
issued
Fee:
N/A
Permit Type:
Misc building res...
Building Type:
N/A
Eckard global llc demolish and remodel co#1233-2021-co
Valuation:
$45,000
Permit #:
008045-2020-CB
Status:
complete
Fee:
$621
Permit Type:
N/A
Building Type:
N/A
Condenser replacement
Valuation:
N/A
Permit #:
23-00004942|000-000|MMEC
Status:
complete
Fee:
N/A
Permit Type:
Misc building com...
Building Type:
N/A
Hvac change out (two systems)
Valuation:
N/A
Permit #:
RES2025-3548
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Hvac change out plus ductwork
Valuation:
N/A
Permit #:
MR0925-9792
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Change out 2 systems with duct work
Valuation:
N/A
Permit #:
MR1022-5884
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Change out hvac systems no ductwork
Valuation:
N/A
Permit #:
BLD22-12973
Status:
final
Fee:
$65
Permit Type:
N/A
Building Type:
N/A
4002-replace or modify existing hvac
Valuation:
N/A
Permit #:
2204263104
Status:
expired
Fee:
N/A
Permit Type:
(b) alteration
Building Type:
Single family dwe...
Complete system changeout
Valuation:
N/A
Permit #:
25-00003756|000-000|MMER
Status:
complete
Fee:
N/A
Permit Type:
Misc building res...
Building Type:
N/A
D-n-d Services Inc Reviews
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Recent Buildzoom Projects
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Verified License
BuildZoom confirmed this contractor's license
D-n-d Services Inc License info
Verified License
| License # | 21-097026 |
| Status | Active |
| City | Fate |
| Type | Mechanical Contractor |
| Date Issued | 10-08-2025 |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for D-n-d Services Inc at the City of Fate.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | ME-028845-2025 |
| Status | Active |
| City | Mesquite |
| Type | Mechanical Contractor |
| Class | Mechanical Contractor |
| Date Issued | 09-09-2025 |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for D-n-d Services Inc at the City of Mesquite.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | MC1145636 |
| Status | Active |
| City | Mount Pleasant |
| Type | Mechanical Contractor |
- When BuildZoom last verified this license, it had an expiration date of July, 2024. Check the current license status of D-n-d Services Inc with the City of Mount Pleasant
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | AEC15154 |
| Status | Active |
| City | Plano |
| Type | Mechanical/Hvac |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for D-n-d Services Inc at the City of Plano, Texas.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 10404 |
| Status | Active |
| City | Plano |
| Type | Hvac Contractor |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for D-n-d Services Inc at the City of Plano, Texas.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | TACLB00017490E |
| Status | Active |
| State | Texas |
| Type | Air Conditioning/Refrigeration Contractor |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for D-n-d Services Inc at the Texas Department of Licensing and Regulation.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | MECHA0837127 |
| Status | Active |
| Town | Highland Park |
| Type | Mechanical Contractor |
- When BuildZoom last verified this license, it had an expiration date of July, 2024. Check the current license status of D-n-d Services Inc with the Town of Highland Park
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | MECH2306945 |
| Status | Active |
| City | Health |
| Type | Mechanical Contractor |
- When BuildZoom last verified this license, it had an expiration date of April, 2021. Check the current license status of D-n-d Services Inc with the City of Health
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 12686 |
| Status | Active |
| City | Allen |
| Type | Hvac Contractors |
- When BuildZoom last verified this license, it had an expiration date of November, 2017. Check the current license status of D-n-d Services Inc with the City of Allen, TX
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| Status | Active |
| City | Dallas |
| Type | Mechanical (Me) |
- When BuildZoom last verified this license, it had an expiration date of December, 2017. Check the current license status of D-n-d Services Inc with the City of Dallas
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CR-2021--0485 |
| Status | Inactive |
| Type | Contractor Registration |
- According to the local license board, the status of this license was at one point cancelled. However, this information may have changed.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | R24-0636 |
| Status | Inactive |
| City | Frisco |
| Type | Building |
| Date Issued | 09-25-2025 |
- According to the The City of Frisco, TX, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for D-n-d Services Inc at the The City of Frisco, TX.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Terrel |
| Type | Construction Contractors |
- According to the City of Terrell, the status of this license was at one point cancelled. However, this information may have changed.
This is a sample of licensing data; click here to access a complete history.
Unverified License
| License # | AEC-6842 |
| Status | Unable To Verify |
| Town | Flower Mound |
| Type | Contractors |
- BuildZoom was not able to verify this license with the licensing board
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | AEC17312 |
| Status | Inactive |
| Town | Flower Mound |
| Type | Lic Cont (Bi) |
- According to the Flower Mound Department of Building Inspections, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for D-n-d Services Inc at the Flower Mound Department of Building Inspections.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 2024 080023 000 00 BR |
| Status | Inactive |
| City | Arlington |
| Type | Hvac Mechanical Contractor |
- According to the City of Arlington, TX, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for D-n-d Services Inc at the City of Arlington, TX.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Dallas |
| Type | Mechanical (Me) |
- According to the City of Dallas, the status of this license was at one point cancelled. However, this information may have changed.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | MECHA8374741 |
| Status | Inactive |
| Town | Highland Park |
| Type | Mechanical Contractor |
- According to the Town of Highland Park, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for D-n-d Services Inc at the Town of Highland Park.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | MECH5013421 |
| Status | Inactive |
| City | Commerce |
| Type | Mechanical Contractor |
- According to the City of Commerce, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for D-n-d Services Inc at the City of Commerce.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | REC'S 3/19/18 |
| Status | Inactive |
| City | Waco |
| Type | City Insurance |
- According to the City of Waco, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for D-n-d Services Inc at the City of Waco.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | TACLB17490E |
| Status | Inactive |
| City | Terrel |
| Type | Mechanical |
- According to the City of Terrell, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for D-n-d Services Inc at the City of Terrell.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 8991 |
| Status | Inactive |
| City | Terrel |
| Type | Mechanical Contractor |
- According to the City of Terrell, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for D-n-d Services Inc at the City of Terrell.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Dallas |
| Type | Mechanical (Me) |
- According to the City of Dallas, the status of this license was at one point cancelled. However, this information may have changed.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | HVAC7706990 |
| Status | Inactive |
| City | Texarkana |
| Type | Hvac Contractor |
- According to the City of Texarkana, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for D-n-d Services Inc at the City of Texarkana.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Dallas |
| Type | Mechanical (Me) |
- According to the City of Dallas, the status of this license was at one point cancelled. However, this information may have changed.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | MEC6723051 |
| Status | Inactive |
| City | Fate |
| Type | Mechanical Contractor |
- According to the City of Fate, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for D-n-d Services Inc at the City of Fate.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 17490 |
| Status | Inactive |
| City | Waco |
| Type | Mechanical |
- According to the City of Waco, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for D-n-d Services Inc at the City of Waco.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | GENC7181541 |
| Status | Inactive |
| City | Health |
| Type | General Contractor |
- According to the City of Health, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for D-n-d Services Inc at the City of Health.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | MECHA7303526 |
| Status | Inactive |
| Town | Highland Park |
| Type | Mechanical Contractor |
- According to the Town of Highland Park, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for D-n-d Services Inc at the Town of Highland Park.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | ME-001509-2017 |
| Status | Inactive |
| City | Mesquite |
| Type | Mechanical Contractor |
| Class | Mechanical Contractor |
- According to the City of Mesquite, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for D-n-d Services Inc at the City of Mesquite.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | R09-0558 |
| Status | Inactive |
| City | Frisco |
| Type | Building |
- According to the The City of Frisco, TX, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for D-n-d Services Inc at the The City of Frisco, TX.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Dallas |
| Type | Mechanical (Me) |
- According to the City of Dallas, the status of this license was at one point cancelled. However, this information may have changed.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | W005707 |
| Status | Inactive |
| City | Fort Worth |
| Type | Mech Env Ac & Heating Reg (B License) |
- According to the City of Fort Worth Planning and Development, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for D-n-d Services Inc at the City of Fort Worth Planning and Development.
This is a sample of licensing data; click here to access a complete history.
108
BuildZoom Score
190
Permits
- Building permit records show that D-n-d Services Inc has worked on 190 permitted projects.
D-n-d Services Inc Employees
DD
D N D
Owner
DF
Dobmeyer, John F
Owner
JD
John Dobmeyer
Owner
JD
John Frederick Dobmeyer
Owner