Insights

Acquisition Implication Post-acquisition by KPMG, Rothstein Kass assets and personnel joined a leading firm, presenting an opportunity to offer value-added services to newly integrated clients and leverage KPMG’s channel for cross-sell of niche accounting advisory offerings.

Firm Size & Reach Mid-sized practice profile with 51-200 employees and revenue in the lower hundreds of millions suggests a need for scalable risk, tax, and advisory solutions that align with growth, succession planning, and technology modernization initiatives.

Industry Positioning As part of a larger network of Big Four peers, there is potential to position complementary services such as niche assurance, specialized ATT/ADP compliance, or industry-specific regulatory consulting to expand market share among mid-market clients within the network.

Growth Opportunities Revenue range indicates expansion potential through enhanced digital tooling, analytics, and outsourcing services for audit and tax workflows, enabling cross-sell to KPMG clients and to similar mid-market firms migrating toward integrated solutions.

Competitive Landscape Similar firms in the mid-market space show opportunities to differentiate with targeted services, such as ESG reporting, cloud-based audit platforms, and advisory services that complement traditional accounting, appealing to clients seeking modern, tech-enabled solutions.

Rothstein Kass Tech Stack

Media & News

Rothstein Kass's Email Address Formats

Rothstein Kass uses at least 1 format(s):
Rothstein Kass Email FormatsExamplePercentage
FLast@rkco.comJDoe@rkco.com
91%
First.Last@rkco.comJohn.Doe@rkco.com
5%
FirstLast@rkco.comJohnDoe@rkco.com
3%
FMiddleLast@rkco.comJMichaelDoe@rkco.com
1%

Frequently Asked Questions

What is Rothstein Kass's phone number?

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You can contact Rothstein Kass'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 Rothstein Kass's official website and social media links?

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Rothstein Kass's official website is rkco.com and has social profiles on LinkedIn.

What is Rothstein Kass's NAICS code?

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Rothstein Kass's NAICS code is 5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services.

How many employees does Rothstein Kass have currently?

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As of July 2026, Rothstein Kass has approximately 88 employees across 4 continents, including North AmericaAsiaEurope. Key team members include Interim President: A. S.Partner: S. F.Interim President: S. J.. Explore Rothstein Kass's employee directory with LeadIQ.

What industry does Rothstein Kass belong to?

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Rothstein Kass operates in the Accounting industry.

What is Rothstein Kass's email format?

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Rothstein Kass's email format typically follows the pattern of FLast@rkco.com. Find more Rothstein Kass email formats with LeadIQ.
Rothstein Kass logo

Rothstein Kass

AccountingUnited States51-200 Employees

Rothstein Kass was a United States-based accounting firm operating in the mid-sized segment of the profession. In July 2014, KPMG LLP announced the acquisition of certain assets of Rothstein Kass and admitted most of its former principals and employees into its U.S. practice. The company maintains an online presence at rkco.com.

This development illustrates how a specialized accounting practice can be integrated into a larger firm within the U.S. accounting industry. The available information indicates that Rothstein Kass functioned as an independent entity prior to the acquisition and then became part of KPMG's national network.

Section iconCompany Overview

Phone number
Website
rkco.com
NAICS Code
5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services
Employees
51-200

Section iconMedia & News

Section iconFunding & Financials

  • $100M$250M

    Rothstein Kass's revenue is estimated to be in the range of $100M$250M

Section iconFunding & Financials

  • $100M$250M

    Rothstein Kass's revenue is estimated to be in the range of $100M$250M

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