Business ConsultingBusiness AdvisoryActiveVerified

Avanza Business Advisors

Mayra Castellanos De Haider, Registered Agent

Avanza Business Solutions LLC, based in Centennial, CO, provides business advisory services under the brand Avanza Business Advisors. Services include business formation, compliance, and tax strategy. The website offers insights and consultation for small businesses.

Filed November 17, 2025 · Centennial, CO · Arapahoe County

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Source

Colorado Secretary of State · Entity 20258246891 · Retrieved June 13, 2026

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About Avanza Business Advisors

Avanza Business Solutions L.L.C. filed in Colorado on November 17, 2025, with a principal address in Centennial. Owner Mayra Castellanos De Haider filed personally as the registered agent. The company registered its domain on December 6, 2025, 19 days before the filing date, using Wix as both registrar and site builder. We first saw the business on June 13, 2026, 208 days after filing. No annual report or EIN on file yet. We estimate revenue under $100,000 and 1-5 employees, with an online-only footprint. The website is modern and built with Wix Website Builder.

  • Domain registered 19 days before the filing date.
  • Owner filed personally as the registered agent.
  • We estimate revenue under $100,000 and 1-5 employees.
  • Website is online-only and built with Wix.
  • No annual report or EIN on file yet.

Compiled from the state record, the company's public web presence, and our own research; revenue, employee, and footprint figures are estimates, not verified financials. Updated August 23, 2026.

One of 172 new businesses registered in Centennial in November 2025, one of 2 business consulting businesses.

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Filing Details

Entity NameAvanza Business Solutions L.L.C.
Entity TypeLLC
Entity Number20258246891
Filing DateNovember 17, 2025
Principal AddressLocked
City / State / ZipCentennial, CO 80015
CountyArapahoe
TimezoneMountain (MT)
EIN on FileNo
Registered AgentMayra Castellanos De Haider
Agent AddressLocked
Filed ViaSelf-filed (owner is the registered agent)
WebsiteYes · domain registered 19 days after filing · built on Wix · registrar Wix
Website BuildModern · Wix Website Builder
Annual ReportNot yet filed
Estimated Revenue<$100K (estimate)
Estimated Employees1-5 (estimate)
FootprintOnline only (estimate)
First Recorded by DayOneLeadJune 13, 2026 (208 days after filing)

Verified Business Profile

SubcategoryBusiness Advisory

Contact Information

WebsiteLocked
PhoneLocked
EmailLocked
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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.

Domain RegisteredLocked
Domain AgeLocked
RegistrarLocked
Website PlatformLocked
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Frequently Asked Questions

When was Avanza Business Advisors registered?

Avanza Business Advisors was registered as LLC on November 17, 2025 in Colorado.

Where is Avanza Business Advisors located?

Avanza Business Advisors is based in Centennial, CO, 80015, in Arapahoe County.

What type of business is Avanza Business Advisors?

Avanza Business Advisors is classified as a business consulting business (business advisory).

Does Avanza Business Advisors have an EIN on file?

No EIN was found on file for Avanza Business Advisors at the time of registration.

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