Firstbase logo — The simplest way to start, grow, and manage a US business.

Firstbase

The simplest way to start, grow, and manage a US business.

Founded 2019 United States New York, United States 68 employees Convertible Note Total: $7.01M Fintech, Legal Tech

General Information

Company Name Firstbase
Founded Year 2019
Location United States New York, United States
Employees 68
Industries Fintech, Legal Tech
Funding Stage Convertible Note
Business Model SaaS, B2B, Platform
Revenue Model Subscription, Service Fee, Transaction Fee
Social

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About Firstbase

Firstbase, founded in 2019, has swiftly emerged as a game-changer in the Fintech and Legal Tech industries. Positioned as “The simplest way to start, grow, and manage a US business,” it offers a comprehensive platform that simplifies incorporation, compliance, accounting, and taxes for entrepreneurs worldwide.

Headquartered in the United States, Firstbase boasts a robust user base, having earned the trust of over 30,000 companies across 190+ countries. This widespread adoption underscores its relevance and impact in addressing the complexities faced by those launching and managing businesses in the U.S.

Most recently, Firstbase secured a $1.50M Convertible Note investment as of 01 March 2024, indicating continued investor confidence and the potential for further growth. The absence of disclosed investors in this round suggests a focus on maintaining strategic or undisclosed partnerships. For venture capitalists seeking exposure to robust, scalable solutions in business formation and management, Firstbase presents a promising opportunity.

Business keywords: entrepreneur empowerment, business incorporation, corporate compliance, accounting solutions, tax solutions, bookkeeping services, registered agent services, startup management, seamless platform, US business solutions, compliance management, tax filing services, business launch support, integrated business services

Services & Products

Incorporation of LLC and C-Corp
Compliance Management
Accounting and Tax Services
Virtual Business Address
Growth Tools Access
Sales Tax Compliance

Target Customers

Startup Founders Small Business Owners Entrepreneurs International Founders VC-backed Companies

Pricing

as listed on Oct 22, 2026

$299–1,890/year · custom plans on request

  • Mailroom Premium: $350 one-time
  • Registered Agent: $299/year
  • Accounting: $1,890/year
  • Tax Filing: $1,799/year
Firstbase's pricing page

Funding Rounds & Investors (7)

View All
Funding Stage Amount Investors Lead Investors Date
Convertible Note $1.50M -
01 Mar 2024
Convertible Note $350.00K -
01 Oct 2023
Convertible Note $1.81M -
01 Dec 2022
Seed Round $3.00M 10
Y Combinator, Graphene Ventures +8
23 May 2021
Seed Round Undisclosed 2
Y Combinator, StartersHub
15 Apr 2021
Pre Seed Round $200.00K -
01 Oct 2020
Pre Seed Round $150.00K 1
Earnest Capital
26 Nov 2019

Firstbase Alternatives & Competitors

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FAQ About Firstbase

The simplest way to start, grow, and manage a US business.
Firstbase was founded in 2019.
Firstbase is headquartered in New York, United States.
Firstbase operates in Fintech and Legal Tech. Its work centres on entrepreneur empowerment, business incorporation, corporate compliance and accounting solutions. Its customers include Startup Founders, Small Business Owners and Entrepreneurs.
Firstbase has a SaaS, B2B and Platform business model. Its revenue comes from Subscription, Service Fee and Transaction Fee.
As listed on Firstbase's pricing page on Oct 22, 2026: $299–1,890/year · custom plans on request (Mailroom Premium: $350 one-time; Registered Agent: $299/year; Accounting: $1,890/year; Tax Filing: $1,799/year).
Firstbase has approximately 68 employees.
Firstbase has completed 7 funding rounds, raising a total of $7.01M. The latest funding stage is Convertible Note.
Firstbase offers: Incorporation of LLC and C-Corp, Compliance Management, Accounting and Tax Services, Virtual Business Address, Growth Tools Access, Sales Tax Compliance.
Top alternatives and competitors to Firstbase include Omega, Zasta, Cryptotax. These companies operate in related industries and serve comparable markets. You can compare them side by side on Bounce Watch.
Firstbase and Omega are both companies in similar industries. Compare their funding, team size, growth signals, and market position on Bounce Watch to see which one fits your needs.

Source: BounceWatch company record for Firstbase, https://bouncewatch.com/company/firstbaseio, updated 7 May 2026. When citing, please name BounceWatch and link this page.

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