Insights

Mid-market focus Target mid-sized entrepreneurial firms with similar needs in tax, accounting, and advisory services. Sheehan & Company operates with the scale of a national firm but serves mid-sized clients, presenting a primary sales angle around value, personalization, and tech-enabled efficiency.

Service breadth Highlight opportunities across Tax & Financial Planning, Accounting & Auditing, Business Valuation, and Litigation Support. Cross-sell to clients requiring integrated services beyond traditional tax prep, including IT/computer advisory and cost containment.

Tech-forward Position as a tech-enabled CPA with investments in technology and cloud platforms (AWS, Google Cloud, Microsoft 365, HubSpot). Offer cybersecurity, cloud-based collaboration, and data analytics services to modernize client operations.

Industry reach Leverage industry specializations (construction, real estate, manufacturing, law firms, Not-for-Profit, local government) to target sector-specific pain points and regulatory needs, expanding through targeted sector-focused offerings.

Growth signals Leverage recent leadership promotions and a revenue range of 50–100 million as validation of firm scale and stability. Use testimonials of personalized service as a differentiator to win clients seeking partner-level attention.

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Sheehan & Company Tech Stack

Sheehan & Company uses 8 technology products and services including The Trade Desk, Amazon Web Services, Wix, and more. Explore Sheehan & Company's tech stack below.

Sheehan & Company's Email Address Formats

Sheehan & Company uses at least 4 email formats:
Sheehan & Company Email FormatsExamplePercentage
FLast@sheehancpa.comJDoe@sheehancpa.com
71%
Last@sheehancpa.comDoe@sheehancpa.com
21%
First@sheehancpa.comJohn@sheehancpa.com
6%
FirstLast@sheehancpa.comJohnDoe@sheehancpa.com
2%

Frequently Asked Questions

What is Sheehan & Company's phone number?

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You can contact Sheehan & Company's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Sheehan & Company's official website and social media links?

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Sheehan & Company's official website is sheehancpa.com and has social profiles on LinkedIn.

How much revenue does Sheehan & Company generate?

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As of October 2026, Sheehan & Company's annual revenue is estimated to be $50M - $100M.

What is Sheehan & Company's SIC code and NAICS code?

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Sheehan & Company's SIC code is 8721 - Accounting, Auditing, and Bookkeeping Services and NAICS code is 5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services.

How many employees does Sheehan & Company have currently?

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As of October 2026, Sheehan & Company has approximately 88 employees across 3 continents, including North America, Europe and Africa. Key team members include Owner: J. S., Partner: S. H. and Owner: B. M. Explore Sheehan & Company's employee directory with LeadIQ.

What industry does Sheehan & Company belong to?

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Sheehan & Company operates in the Accounting industry.

What technology does Sheehan & Company use?

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Sheehan & Company's tech stack includes The Trade Desk, Amazon Web Services, Wix, WordPress, Wix eCommerce, Microsoft 365, Google Cloud and HubSpot.

What is Sheehan & Company's email format?

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Sheehan & Company's email format typically follows the pattern of FLast@sheehancpa.com. Find more Sheehan & Company email formats with LeadIQ.

When was Sheehan & Company founded?

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Sheehan & Company was founded in 1955.
Sheehan & Company logo

Sheehan & Company

AccountingNew York, United States51-200 Employees

Sheehan & Company is a mid-sized Certified Public Accounting firm that offers a full suite of services commonly associated with larger national firms, including tax and financial planning, accounting and auditing, business valuation, technology consulting, and litigation support. Based in Brightwaters, New York, the firm operates from three corporate locations in Manhattan and on Long Island to serve a diverse set of national and international clients. It targets mid-sized entrepreneurial companies, balancing a broad service scope with a personalized client approach.

The firm emphasizes ongoing investment in its staff and technology to stay current with evolving business needs and regulatory changes. Its industry practices span construction, insurance, law firms, manufacturing, medical and health, real estate, government entities, not-for-profit organizations, school districts, and other professional services. In January 2021, the firm announced leadership changes, promoting a principal and adding a partner.

Section iconCompany Overview

Phone number
SIC Code
8721 - Accounting, Auditing, and Bookkeeping Services
NAICS Code
5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services
Founded
1955
Employees
51-200

Section iconFunding & Financials

  • $50M - $100M

    Sheehan & Company's revenue is estimated to be in the range of $50M - $100M

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