Head-to-Head

ZenBusiness

AI-Powered Business Formation & Compliance

VS

Firstbase

All-in-One US Business Platform for Global Founders

Side-by-side comparison. Data as of 2026-02-16.

Founded
ZenBusiness: 2015
Firstbase: 2019
Rating
8.8/10
8.4/10
First Year Cost
~$0 + state fees (Starter); $199 + RA (Pro)
~$399 + $299 (Start + Agent; full One ~$2,388/yr)
Formation Speed
1-3 business days (higher tiers); 7-14 days (Starter)
1-3 business days (automated + expedited)
RA Annual
Free Year 1 (Premium); $99 first year then $199 renewal
$99-$299/year (Agent Autopilot; bundled in One)

Company Background

ZenBusiness

HQ: Austin, Texas

Ownership: Private (VC-backed; Public Benefit Corporation)

Employees: 600+

Formations: 850,000+

Key Milestones

  • Founded 2015 in Austin, TX
  • Raised significant VC funding
  • Became Public Benefit Corporation
  • Launched AI assistant 'Navi'
  • Surpassed 850k businesses formed

Firstbase

HQ: New York, NY (51-200 employees)

Ownership: Private (YC-backed; founder-led)

Employees: 51-200

Formations: 30,000+

Key Milestones

  • Founded 2019 in NYC by Mark Milastsivy
  • YC Winter 2021 batch
  • Hit 30k+ companies formed
  • Launched Firstbase One (all-in-one bundle)
  • Expanded Agent Autopilot to all 50 states

Core Services

ZenBusiness Services

Formation types:

  • LLC
  • Corporation (C-Corp, S-Corp)
  • Nonprofit
  • Foreign Qualification (all states)
  • Change of Registered Agent

Differentiators:

  • AI-powered platform (Navi assistant)
  • 100% Accuracy Guarantee
  • Worry-Free Compliance
  • Modern, intuitive dashboard
  • Lifetime alerts & tools

Firstbase Services

Formation types:

  • LLC
  • Corporation (C-Corp)
  • Foreign Qualification (all states)
  • Change of Registered Agent

Differentiators:

  • All-in-one: formation + compliance + bookkeeping + taxes
  • Bank account for non-residents (no SSN needed)
  • Agent Autopilot (own entities in 50 states)
  • $350k in founder perks (Stripe credits, legal, etc.)
  • 24/7 human support from anywhere

Both offer nationwide RA coverage. Compare differentiators above to see where each shines.

Pricing & Value

Category ZenBusiness Firstbase Winner
First Year Total ~$0 + state fees (Starter); $199 + RA (Pro) ~$399 + $299 (Start + Agent; full One ~$2,388/yr) ZenBusiness
RA Annual Fee Free Year 1 (Premium); $99 first year then $199 renewal $99-$299/year (Agent Autopilot; bundled in One)
Value Score 8.7/10 8.5/10 ZenBusiness

Speed & Performance

ZenBusiness

Avg formation: 1-3 business days (higher tiers); 7-14 days (Starter)

Expedited: Included in Pro & Premium

Firstbase

Avg formation: 1-3 business days (automated + expedited)

Expedited: Included in Start (fast processing)

Pros & Cons

ZenBusiness — Pros

  • AI-powered modern platform
  • 100% Accuracy Guarantee
  • Excellent support
  • Free Starter plan
  • Worry-Free Compliance

ZenBusiness — Cons

  • ✗ RA $199 renewal
  • ✗ Add-ons increase cost
  • ✗ No free Year 1 RA on lower plans
  • ✗ Some billing issues
  • ✗ Premium gets expensive

Firstbase — Pros

  • All-in-one (formation to taxes)
  • Non-resident bank accounts
  • 50-state Agent Autopilot
  • 24/7 global humans
  • $350k perks

Firstbase — Cons

  • ✗ Premium pricing
  • ✗ Bundle-heavy
  • ✗ Limited domestic focus
  • ✗ Payroll setup variability
  • ✗ Newer (2019)

The Verdict

Choose ZenBusiness if: One of the strongest modern players in the space. ZenBusiness excels with its beautiful AI-powered platform, strong guarantees, and top-tier customer support. Highly recommended for founders who want a premium experience without the corporate feel.


Choose Firstbase if: The ultimate platform for non-US founders—handles everything from formation to taxes in one place. Perfect if you're building remotely and want zero hassle.

Higher rating: ZenBusiness (8.8/10)