Business Formation & Registration in Thornton, CO
Ready to start your own company in Colorado? At 537 Services LLC, we help entrepreneurs, contractors, transportation operators, and professionals create and register LLCs, corporations, and other business entities. Our services include obtaining an EIN, state registrations, corporate amendments, name or address changes, and other business updates. We serve businesses in sectors such as transportation, construction, remodeling, commerce, professional services, and more — with clear guidance in Spanish and a physical office in Thornton where you can meet us in person.
Why Choose 537 Services LLC
Personalized Spanish-language care, efficiency, and strict adherence to Colorado regulations.
LLC & Corporation Registration
Accurate filing of Articles of Organization or Incorporation with the Colorado Secretary of State.
EIN Acquisition
We obtain your Federal Tax ID (EIN) from the IRS so you can open business bank accounts.
Corporate Amendments
We file changes of address, member additions, name changes, and other business updates.
Multi-Sector Experience
We serve transportation, construction, remodeling, commerce, and professional service businesses.
Common Problems We Help You Solve
We simplify tedious administrative processes so you avoid unnecessary delays.
Customer Challenge
Want to separate personal assets from business contracts and liabilities?
Our Solution
An LLC or corporation provides legal separation between personal and company obligations under state law.
Customer Challenge
Banks refusing to open a business account without state papers and an EIN?
Our Solution
We provide your official formation documents and EIN letter so you can open commercial accounts.
Customer Challenge
Need to update your business name, address, or ownership structure?
Our Solution
We file the appropriate corporate amendments with the state to keep your records current.
How the Process Works
An organized, transparent, hassle-free procedure from your very first phone call.
Select Name & Structure
We check state records to ensure your business name is available and choose the right entity type.
State Filing
We prepare and submit your formation documents with the Colorado Secretary of State.
Acquire EIN
We obtain your Federal Tax ID (EIN) from the IRS for banking and federal filings.
Deliver Complete Package
You receive your complete business portfolio ready for contracts, invoicing, and banking.
Documents to Bring to Your Appointment
Frequently Asked Questions
Clear answers to the most common questions regarding this service.
Colorado Compliance Notice
537 Services LLC provides administrative document preparation and organization services only. We are NOT a law firm and do NOT provide legal advice or legal representation. A Colorado Notary Public is not an attorney and cannot offer legal counsel. We do not guarantee visa or immigration application approvals.
Other Services Available at 537 Services LLC
Immigration Services & Document Management
Administrative assistance preparing immigration forms, organizing evidence, assembling packets, and tracking filings with USCIS. No legal advice.
International Visas & Consular Services
Administrative support preparing visa applications for the U.S., Canada, and Europe — forms, file organization, consular appointments, and status tracking.
Accounting & Business Financial Management
Bookkeeping, income & expense classification, bank reconciliations, accounts payable/receivable, P&L and balance sheet reports, and budgeting.
Administrative Management & Corporate Services
Business documentation, renewals, vendor registrations, SAM.gov assistance, state & federal filings, and contracting documentation support.
Notary Services & Apostille Processing
Colorado notary services — signature notarizations, authorized certifications, and apostille coordination for documents used in the U.S. or abroad.
Business Consulting & Support
Business organization and development, operational planning, administrative process structuring, expense control, and operations optimization.
Have questions about this service?
Call us directly at (303) 591-1911 or visit us at 1151 E 88th Ave, Thornton. We're ready to help in English or Spanish.