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Mainstreet logo — Streamline your bookkeeping, discover hidden tax credits, an...

Mainstreet

Streamline your bookkeeping, discover hidden tax credits, and manage your finances with our AI-powered platform.

Founded 2019 United States San Francisco, United States 63 employees Series B Total: $64.65M Financial Services, Fintech +1

General Information

Company Name Mainstreet
Founded Year 2019
Location United States San Francisco, United States
Founders / Decision Makers
Team member Team member Team member
Employees 63
Industries Financial Services, Fintech, Banking
Funding Stage Series B
Business Model B2B, SaaS
Revenue Model Subscription, Service Fee, Usage Based
Social

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About Mainstreet

Mainstreet is a promising player in the Fintech and Financial Services sectors, offering an AI-powered platform designed to assist small businesses in streamlining bookkeeping, discovering hidden tax credits, and managing finances efficiently.

Established in 2019, the company seeks to provide the kind of comprehensive support typically available only to larger enterprises. With a focus on unifying essential services—from bookkeeping and tax preparation to compliance and entity formation—Mainstreet simplifies back office operations, empowering business owners to focus on growth.

The company is headquartered in the United States and recently secured a $2.00M Debt Financing investment on January 21, 2022, from Alumni Ventures. This funding reflects investor confidence in Mainstreet's mission to support small business success through innovative financial solutions.

Business keywords: AI-powered financial platform, Bookkeeping automation, Tax credit discovery, Small business support, Back office solutions, Government incentives, Financial management, Tax preparation, Entity formation, Compliance management, Payroll integration, Accounting systems, Legal workflow management, Success-based pricing, Venture-backed startup

Services & Products

Automated bookkeeping
Tax credit identification and claiming
Business entity formation and compliance
Tax preparation and advisory
Payroll and employee benefits management
Expense management with corporate cards

Target Customers

Small businesses Entrepreneurs Startups Freelancers Consultants

Funding Rounds & Investors (4)

View All
Funding Stage Amount Investors Lead Investors Date
Debt Financing $2.00M 1
Alumni Ventures
21 Jan 2022
Series A $60.00M 10
Moxxie Ventures SignalFire Sound Ventures
Moxxie Ventures, SignalFire +8
08 Mar 2021
Seed Round $2.30M 10
Remote First Capital Weekend Fund Shrug Capital
Remote First Capital, Weekend Fund +8
15 Jun 2020
Pre Seed Round $350.00K 3
Parcel B Bouaziz & Partners
Parcel B, Bouaziz & Partners +1
01 Oct 2019

Mainstreet Alternatives & Competitors

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Mainstreet vs
Every
Every United States

AI Native All-in-one Finance and HR built for scaling companies.

Series A
427 employees
Financial Services, Fintech
Compare Mainstreet vs Every
Mainstreet vs
Gusto
Gusto United States

Growing the small business economy with technology and heart 🧡⚡️

Venture round
4797 employees
Enterprise Software, Financial Services
Mainstreet vs
Paraşüt
Paraşüt Turkey

İşini bilen patronlar, hesabını Paraşüt ile tutar.

Acquired
88 employees
Enterprise Software, Financial Services
Also compare with: Mainstreet vs Bench Accounting by Mainstreet Bench Accounting by Mainstreet Mainstreet vs freee.k.k. freee.k.k. View all alternatives

FAQ About Mainstreet

Streamline your bookkeeping, discover hidden tax credits, and manage your finances with our AI-powered platform.
Mainstreet was founded in 2019.
Mainstreet is headquartered in San Francisco, United States.
Mainstreet operates in Financial Services, Fintech and Banking. Its work centres on AI-powered financial platform, Bookkeeping automation, Tax credit discovery and Small business support. Its customers include Small businesses, Entrepreneurs and Startups.
Mainstreet has a B2B and SaaS business model. Its revenue comes from Subscription, Service Fee and Usage Based.
Mainstreet has approximately 63 employees.
Mainstreet has completed 4 funding rounds, raising a total of $64.65M. The latest funding stage is Series B.
Mainstreet offers: Automated bookkeeping, Tax credit identification and claiming, Business entity formation and compliance, Tax preparation and advisory, Payroll and employee benefits management, Expense management with corporate cards.
Top alternatives and competitors to Mainstreet include Every, Gusto, Paraşüt, Indy, ready2order. These companies operate in related industries and serve comparable markets. You can compare them side by side on Bounce Watch.
Mainstreet and Every 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 Mainstreet, https://bouncewatch.com/company/mainstreet-1, updated 12 April 2026. When citing, please name BounceWatch and link this page.

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