Every new Texas sales tax permit, every dayMechanical ContractingHVAC and PlumbingActiveVerified
D3 Mechanical
D3 Mechanical is a mechanical contracting company with over 20 years of experience. According to the LLC filing, the business is based in Round Rock, Texas. The company's website lists a Minneapolis, Minnesota address and a phone number with the 512 area code, serving the Austin, Texas region. It specializes in contracting services, likely including HVAC, plumbing, and related mechanical work.
Permit issued February 25, 2026 · Round Rock, TX
Find new mechanical contracting businesses in Round Rock, then launch a cold email campaign built for you.
Every new Texas filing, every day
See how it worksAbout D3 Mechanical
D3 Mechanical is a mechanical contracting business that received a Texas sales tax permit on February 25, 2026 from the Texas Comptroller of Public Accounts. This is a permit issue date, not an LLC formation date. The business is located in Round Rock, Texas 78665.
Is this business yours?
It's getting views. Claim the page for free to control what your customers see.
Permit Details
Entity NameD3 Mechanical, L.L.C.
Entity TypeLLC
Entity Number32073066147-2
Permit Issue DateFebruary 25, 2026
Principal AddressLocked
City / State / ZipRound Rock, TX 78665
TimezoneCentral (CT)
EIN on FileNo
Verified Business Profile
SubcategoryHVAC and Plumbing
Contact Information
Start Free TrialVerified contact details are included with a free trial.
Verified Website Profile
We matched this business to its website and pulled the domain's registration (WHOIS) record. Domain age is one of the strongest signals that a filing is a truly new business and not a re-filing or paperwork change.
Start Free TrialDomain and website data is included with a free trial.
Document Timeline
Filing timeline will be available soon.
Frequently Asked Questions
When was D3 Mechanical's Texas sales tax permit issued?
D3 Mechanical's Texas sales tax permit was issued on February 25, 2026. This is a permit date, not an LLC formation date.
Where is D3 Mechanical located?
D3 Mechanical is based in Round Rock, TX, 78665.
What type of business is D3 Mechanical?
D3 Mechanical is classified as a mechanical contracting business (hvac and plumbing).
Does D3 Mechanical have an EIN on file?
No EIN was found on file for D3 Mechanical at the time of registration.
Who Sells to This Business
Based on the business category, these service providers typically target this type of business.
InsuranceMerchant ServicesEquipment LeasingWeb Designer
Turn fresh mechanical contracting businesses into your next customers
We find newly registered businesses, verify their contact details, and build the campaign. You review everything before anything sends.
Build My Campaign Free ›