Insights

Acquisition Activity MainStreet has a pattern of strategic acquisitions, most recently acquiring Capbase Inc. This shows potential cross-sell opportunities to integrate Capbase’s capabilities with MainStreet’s back-office platform, and a need for scalable tax, compliance, and formation solutions for a broader SMB client base.

Platform Convergence The company emphasizes a unified platform for bookkeeping, tax, entity formation, and compliance. This creates opportunities to upsell integrated compliance automation, document management, and workflow features to existing customers seeking end-to-end back-office efficiency.

Mid Market Focus Revenue scale in the 25–50 million range and an employee base under 200 suggest a SMB-to-slightly-larger SMB focus. Sales can pursue mid-market small businesses looking to consolidate fragmented back-office tools into a single vendor, improving renewal rates.

Growth Partnerships Historic partnerships with public works, small business development centers, and regional organizations indicate receptiveness to channel and referral partnerships. There's room to formalize partner programs that drive revenue through integrated solutions and co-marketing with fintech and tax credit software providers.

Fintech Synergy Acquisitions and growth signals point to interest in fintech-enabled services, tax credits, and R&D incentives. This opens doors for cross-sell to Capbase and related fintech modules, as well as offering enhanced financing, payroll, and tax credit optimization to attract and retain SMBs.

Mainstreet Tech Stack

Mainstreet uses 8 technology products and services including Google Cloud CDN, Cloudflare, Replit, and more. Explore Mainstreet's tech stack below.

  • Google Cloud CDN
    Content Delivery Network
  • Cloudflare
    Content Management System
  • Replit
    Development
  • Google Cloud DNS
    Domain Name Services
  • Google Cloud
    Infrastructure As A Service
  • Google Cloud Load Balancing
    Load Balancers
  • Google Cloud Trace
    Performance
  • HSTS
    Security

Media & News

Mainstreet's Email Address Formats

Mainstreet uses at least 2 format(s):
Mainstreet Email FormatsExamplePercentage
First.Last@mainstreet.comJohn.Doe@mainstreet.com
60%
First@mainstreet.comJohn@mainstreet.com
35%
FLast@mainstreet.comJDoe@mainstreet.com
3%
Last@mainstreet.comDoe@mainstreet.com
2%

Frequently Asked Questions

What is Mainstreet's stock symbol?

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Mainstreet is a publicly traded company; the company's stock symbol is MNSB.

What is Mainstreet's official website and social media links?

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Mainstreet's official website is mainstreet.ai and has social profiles on LinkedInCrunchbase.

How much revenue does Mainstreet generate?

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As of August 2026, Mainstreet's annual revenue is estimated to be $25M - $50M.

What is Mainstreet's NAICS code?

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Mainstreet's NAICS code is 5112 - Software Publishers.

How many employees does Mainstreet have currently?

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As of August 2026, Mainstreet has approximately 67 employees across 5 continents, including North AmericaAsiaAfrica. Key team members include Vice President Of Finance: A. J.Head Of Operations: J. J.Co-Founder, Chief Strategy Officer And Head Of Corp Dev: G. L.. Explore Mainstreet's employee directory with LeadIQ.

What industry does Mainstreet belong to?

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Mainstreet operates in the Software Development industry.

What technology does Mainstreet use?

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Mainstreet's tech stack includes Google Cloud CDNCloudflareReplitGoogle Cloud DNSGoogle CloudGoogle Cloud Load BalancingGoogle Cloud TraceHSTS.

What is Mainstreet's email format?

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Mainstreet's email format typically follows the pattern of First.Last@mainstreet.com. Find more Mainstreet email formats with LeadIQ.

How much funding has Mainstreet raised to date?

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As of August 2026, Mainstreet has raised $65M in funding. The last funding round occurred on Nov 05, 2025.

When was Mainstreet founded?

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Mainstreet was founded in 2019.
Mainstreet logo

Mainstreet

Software DevelopmentCalifornia, United States51-200 Employees

MainStreet is a software development company based in San Francisco, California, that provides an integrated platform for small businesses. The platform consolidates essential back-office functions, including bookkeeping, tax preparation, entity formation, and compliance, into a single, seamless solution. By simplifying these tasks, it aims to free owners to focus on growth rather than administrative complexity. The target market consists of small businesses seeking professional-level support to manage core operations more efficiently.

It operates in the software development industry and emphasizes combining multiple back-office workflows into one cohesive system. Based in San Francisco, the company is a mid-sized organization delivering a consolidated suite of services to its customers.

Section iconCompany Overview

Stock Symbol
MNSB
NAICS Code
5112 - Software Publishers
Founded
2019
Employees
51-200

Section iconFunding & Financials

  • $65M

    Mainstreet has raised a total of $65M of funding over 7 rounds. Their latest funding round was raised on Nov 05, 2025as a series_a.

  • $25M - $50M

    Mainstreet's revenue is estimated to be in the range of $25M - $50M

Section iconFunding & Financials

  • $65M

    Mainstreet has raised a total of $65M of funding over 7 rounds. Their latest funding round was raised on Nov 05, 2025as a series_a.

  • $25M - $50M

    Mainstreet's revenue is estimated to be in the range of $25M - $50M

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