Insights

Midmarket Tax Capabilities One River CPAs is a Maine-based firm with 30 years in business offering tax preparation, audits for non-profits, and small business consulting, indicating opportunities to cross-sell comprehensive tax services, audit support, and advisory offerings to mid-market SMB clients in the region.

Regional Expansion Potential With locations in central and mid-coast Maine and a dedicated small business client base, there is potential to expand services to additional Maine communities or nearby states, especially to firms needing local CPA presence for tax season, audits, and QuickBooks training.

Technology Enablement Adoption of a diverse tech stack including Formidable Forms, QuickBooks training, and SEO tools suggests capacity to offer digitized bookkeeping, client self-service portals, streamlined engagements, and data-driven insights for client retention.

Financial Scale Reported revenue in the mid tens of millions and a staff size under 50 positions One River CPAs as a scalable, boutique-firm alternative to larger national firms, presenting upsell potential to larger nonprofit audits, compliance advisory, and outsourced CFO services.

Competitive Positioning Operating in a space with publicly known large firms and mid-tier players, One River CPAs can target niche markets such as Maine-based nonprofits and small to midsize businesses seeking personalized service, local expertise, and cost-effective audit and consulting engagement models.

One River CPAs Tech Stack

One River CPAs uses 8 technology products and services including oEmbed, Cart Functionality, jQuery UI, and more. Explore One River CPAs's tech stack below.

  • oEmbed
    Dev Tools
  • Cart Functionality
    E-commerce
  • jQuery UI
    Javascript Libraries
  • Divi
    Page Builders
  • Adobe Fonts
    Web Fonts
  • Formidable Forms
    Web Platform Extensions
  • RankMath SEO
    Web Platform Extensions
  • FitVids.js
    Web Tools And Plugins

One River CPAs's Email Address Formats

One River CPAs uses at least 1 format(s):
One River CPAs Email FormatsExamplePercentage
First@onerivercpas.comJohn@onerivercpas.com
88%
FLast@onerivercpas.comJDoe@onerivercpas.com
12%

Frequently Asked Questions

What is One River CPAs's official website and social media links?

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One River CPAs's official website is onerivercpas.com and has social profiles on LinkedIn.

How much revenue does One River CPAs generate?

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As of August 2026, One River CPAs's annual revenue is estimated to be $10M - $25M.

What is One River CPAs's NAICS code?

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One River CPAs's NAICS code is 5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services.

How many employees does One River CPAs have currently?

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As of August 2026, One River CPAs has approximately 30 employees across 1 continents, including North America. Key team members include Director/Shareholder: G. S.Audit Director: B. J.Managing Director, Cpa, And Tax Consultant: A. L.. Explore One River CPAs's employee directory with LeadIQ.

What industry does One River CPAs belong to?

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One River CPAs operates in the Accounting industry.

What technology does One River CPAs use?

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One River CPAs's tech stack includes oEmbedCart FunctionalityjQuery UIDiviAdobe FontsFormidable FormsRankMath SEOFitVids.js.

What is One River CPAs's email format?

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One River CPAs's email format typically follows the pattern of First@onerivercpas.com. Find more One River CPAs email formats with LeadIQ.
One River CPAs logo

One River CPAs

AccountingMaine, United States11-50 Employees

One River CPAs is a mid-sized accounting firm based in Oakland, Maine, serving clients across central and mid-coast regions. With 30 years in operation, it offers income tax preparation, small business consulting, on-site QuickBooks training, and bookkeeping, as well as audits for non-profit organizations.

Its services are organized into Tax, Audit, and Consulting divisions, reflecting a structured approach to meeting diverse client needs. The firm serves individuals and businesses throughout Maine, supporting both for-profit and non-profit clients with financial oversight and practical guidance.

Section iconCompany Overview

NAICS Code
5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services
Employees
11-50

Section iconFunding & Financials

  • $10M - $25M

    One River CPAs's revenue is estimated to be in the range of $10M - $25M

Section iconFunding & Financials

  • $10M - $25M

    One River CPAs's revenue is estimated to be in the range of $10M - $25M

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