Insights

Growth Opportunity Mid-sized Long Island accounting firm with revenue between 10M and 25M presents a growing client base likely seeking expanded advisory services such as corporate finance, reorganization, and estates and trusts, signaling cross-sell potential for higher-margin services.

Tech Modernization Adoption of cloud and analytics tools (AWS, WordPress, Matomo, Piwik PRO Core, Microsoft 365) indicates openness to digital transformation and data-driven decision making, creating opportunities to offer advanced IT controls, cybersecurity, data analytics, and modernization engagements.

Culture & Service Emphasis on a team-driven, client-centric approach with on-time, quality service suggests selling advisory accelerators, project-based engagements, and service level enhancements that align with their commitment to excellence.

Portfolio Expansion Breadth of services including tax, assurance, corporate finance, forensic accounting, and estates and trusts implies potential for cross-sell into niche practice areas such as transfer pricing, MSP-style managed services, and forensic technology solutions.

Competitive Position Competes with mid-to-large firm peers in a saturated market; target for strategic partnerships, co-marketing, and value-based proposals to differentiate through niche industry expertise, scalable solutions, and cost-effective advisory delivery.

Similar companies to Giambalvo, Stalzer & Company, CPAs, P.C.

Giambalvo, Stalzer & Company, CPAs, P.C. Tech Stack

Giambalvo, Stalzer & Company, CPAs, P.C. uses 8 technology products and services including Matomo, Amazon Web Services, WordPress, and more. Explore Giambalvo, Stalzer & Company, CPAs, P.C.'s tech stack below.

Giambalvo, Stalzer & Company, CPAs, P.C.'s Email Address Formats

Giambalvo, Stalzer & Company, CPAs, P.C. uses at least 3 email formats:
Giambalvo, Stalzer & Company, CPAs, P.C. Email FormatsExamplePercentage
FirstL@gsco-cpas.comJohnD@gsco-cpas.com
86%
FLast@gsco-cpas.comJDoe@gsco-cpas.com
9%
First@gsco-cpas.comJohn@gsco-cpas.com
5%

Frequently Asked Questions

What is Giambalvo, Stalzer & Company, CPAs, P.C.'s phone number?

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You can contact Giambalvo, Stalzer & Company, CPAs, P.C.'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 Giambalvo, Stalzer & Company, CPAs, P.C.'s official website and social media links?

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Giambalvo, Stalzer & Company, CPAs, P.C.'s official website is gsco-cpas.com and has social profiles on LinkedIn.

How much revenue does Giambalvo, Stalzer & Company, CPAs, P.C. generate?

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As of October 2026, Giambalvo, Stalzer & Company, CPAs, P.C.'s annual revenue is estimated to be $10M - $25M.

What is Giambalvo, Stalzer & Company, CPAs, P.C.'s SIC code and NAICS code?

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Giambalvo, Stalzer & Company, CPAs, P.C.'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 Giambalvo, Stalzer & Company, CPAs, P.C. have currently?

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As of October 2026, Giambalvo, Stalzer & Company, CPAs, P.C. has approximately 33 employees across 2 continents, including North America and Asia. Key team members include Manager: A. B., Sales Manager: C. M. and Staff Accountant: L. S. Explore Giambalvo, Stalzer & Company, CPAs, P.C.'s employee directory with LeadIQ.

What industry does Giambalvo, Stalzer & Company, CPAs, P.C. belong to?

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Giambalvo, Stalzer & Company, CPAs, P.C. operates in the Accounting industry.

What technology does Giambalvo, Stalzer & Company, CPAs, P.C. use?

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Giambalvo, Stalzer & Company, CPAs, P.C.'s tech stack includes Matomo, Amazon Web Services, WordPress, Microsoft 365, Microsoft Word, Microsoft Teams, Piwik PRO Core and Caddy.

What is Giambalvo, Stalzer & Company, CPAs, P.C.'s email format?

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Giambalvo, Stalzer & Company, CPAs, P.C.'s email format typically follows the pattern of FirstL@gsco-cpas.com. Find more Giambalvo, Stalzer & Company, CPAs, P.C. email formats with LeadIQ.

When was Giambalvo, Stalzer & Company, CPAs, P.C. founded?

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Giambalvo, Stalzer & Company, CPAs, P.C. was founded in 1989.
Giambalvo, Stalzer & Company, CPAs, P.C. logo

Giambalvo, Stalzer & Company, CPAs, P.C.

AccountingNew York, United States11-50 Employees

Giambalvo, Stalzer & Company, CPAs, P.C. is a New York-based accounting firm offering a broad range of advisory and professional services. Its work encompasses tax, assurance, corporate finance, forensic accounting, business reorganization, management consulting, and estates and trusts, targeting clients seeking guidance to meet or exceed their goals. Positioned within the accounting industry, the firm emphasizes an integrated team approach and ongoing, state-of-the-art practice to deliver on-time, quality service at a fair price. Founded in 1989 and located in Great River, Long Island, the firm serves clients through a structure led by a partner responsible for client outcomes. The organization describes its growth as rooted in excellence and collaborative service, aiming to provide decision-support that aligns with client objectives.

Section iconCompany Overview

Phone number
SIC Code
8721 - Accounting, Auditing, and Bookkeeping Services
NAICS Code
5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services
Founded
1989
Employees
11-50

Section iconFunding & Financials

  • $10M - $25M

    Giambalvo, Stalzer & Company, CPAs, P.C.'s revenue is estimated to be in the range of $10M - $25M

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