LLC by state
Start an LLC in Connecticut
The Connecticut state filing fee is $120. FilingFox forms your Connecticut LLC end-to-end — name check, state filing, registered agent and documents — from $505 all-in.
Start my Connecticut LLC →Connecticut how-to guides
Connecticut LLC Annual Report: Filing Tips, Deadlines & Fees
Learn how to file your Connecticut LLC annual report online, review deadlines, fees, filing instructions, and ensure Connecticut L…
GuideConnecticut LLC Business License Requirements: How to Comply & Get Licensed
Learn Connecticut business license requirements for LLCs, including licensing, permits, fees, and how to get licensed to operate l…
GuideConnecticut Business Entity Search & LLC Name Lookup
Discover how to perform a Connecticut business name search, check LLC name availability, and learn Connecticut LLC name rules for …
GuideConnecticut LLC Operating Agreement: Free Templates, Tips & Key Differences
Discover how to create a free Connecticut LLC operating agreement with templates for member-managed and manager-managed LLCs. Lear…
GuideConnecticut LLC Taxes: A Complete Guide to State, Federal, and Filing Requirements
Discover everything about Connecticut LLC taxes, including filing requirements, pass-through taxation, state income taxes, sales t…
GuideConnecticut Registered Agent 2025: Requirements, Risks, & Best Service Options
Find the best Connecticut Registered Agent in 2025! Learn about LLC formation requirements, address privacy, service costs, and ho…
GuideHow Long Does It Take to Get an LLC in Connecticut? Fast Filing & Processing Options
Learn how long it takes to get an LLC in CT, including processing times, expedited options, and fastest online filing methods for …
GuideHow to Change Your LLC Name in Connecticut: Step-by-Step Guide
Learn how to change your LLC name in Connecticut. Discover the step-by-step process, filing fees, IRS updates, and tips to update …
GuideHow to File a Connecticut LLC Certificate of Organization by Mail: Step-by-Step Guide
Learn how to file a Connecticut LLC Certificate of Organization by mail with step-by-step guidance, filing fees, processing times,…
GuideHow to Get a Free Connecticut EIN Number for Your LLC: Step-by-Step Guide
Learn how to get a free Connecticut EIN number for LLC formation, apply with or without SSN, and understand the benefits of a fede…
GuideHow to Order Certified or Plain Copies of Your Connecticut LLC Certificate of Organization
Order certified or plain Connecticut LLC Certificate of Organization copies easily online or by mail. Learn how to request officia…
GuideHow to Start a Sole Proprietorship in Connecticut: Guide to Registration, Benefits, and Requirements
Discover how to start a sole proprietorship in Connecticut, learn registration tips, tax rules, DBA registration, and benefits of …
GuideHow to Start a Sole Proprietorship in Connecticut: Step-by-Step Guide
Learn how to start a sole proprietorship in Connecticut with essential steps, DBA registration, business licensing, and difference…
GuideHow to Start an LLC in Connecticut 2025: Step-by-Step Guide to Formation and Requirements
Learn how to start an LLC in Connecticut 2025 with our step-by-step guide—covering formation costs, registration, operating agreem…
GuideHow to Start an LLC in Connecticut in 2025: Step-by-Step Guide
Learn how to start an LLC in Connecticut in 2025—step-by-step guide covering LLC formation, Certificate of Organization, registere…
GuideHow to Start an LLC in Connecticut: Step-by-Step Guide to Formation and Filing Fees
Learn how to start an LLC in Connecticut with our step-by-step guide. Discover formation costs, filing fees, required documents, a…
Ready to form your Connecticut LLC?
State filing, registered agent and documents from $505 — most orders submitted to the state within one business day.
Start my Connecticut LLC →