Insights

Strategic Acquisitions CBIZ's recent acquisition of Marcum LLP presents an opportunity to cross-sell services and solutions from both entities' portfolio to a wider client base.

Industry Recognition CBIZ Employee Services Organization ranking as No. 5 in Construction Executive's 2024 Top Construction Accounting Firms enhances the company's credibility and opens doors for targeted outreach in the construction sector.

Key Personnel Appointment Appointment of Kathy Raffa as an independent director brings new networks and expertise, signaling an opportunity to leverage her connections for business development purposes.

Strategic Partnerships CBIZ's partnership with Amici Engineering Contractors creates avenues for collaborative offerings, allowing for joint pitching and expanded service offerings to shared clients.

Leadership Positioning CBIZ's recent launch into the top 10, bolstered by the integration of Marcum, positions the company as a key player in the market, attracting potential clients seeking industry leaders for their accounting needs.

Marcum LLP Tech Stack

Marcum LLP uses 8 technology products and services including Databricks, Azure DevOps, Microsoft Excel, and more. Explore Marcum LLP's tech stack below.

  • Databricks
    Big Data Processing
  • Azure DevOps
    Devops
  • Microsoft Excel
    Editors
  • Recognize
    Human Capital Management
  • Oracle Fusion
    IT Infrastructure
  • Angular
    Javascript Frameworks
  • Determine Sourcing
    Operations
  • JavaScript
    Programming Languages

Marcum LLP's Email Address Formats

Marcum LLP uses at least 4 format(s):
Marcum LLP Email FormatsExamplePercentage
First.Last@marcumllp.comJohn.Doe@marcumllp.com
94%
Last.First@marcumllp.comDoe.John@marcumllp.com
4%
FLast@marcumllp.comJDoe@marcumllp.com
1%
First@marcumllp.comJohn@marcumllp.com
1%
First.Last@marcumsearch.comJohn.Doe@marcumsearch.com
74%
Last@marcumsearch.comDoe@marcumsearch.com
22%
First.MiddleLast@marcumsearch.comJohn.MichaelDoe@marcumsearch.com
3%
First.Middle@marcumsearch.comJohn.Michael@marcumsearch.com
1%
First.Last@marcumtechnology.comJohn.Doe@marcumtechnology.com
100%
FLast@cbiz.comJDoe@cbiz.com
71%
First.Last@cbiz.comJohn.Doe@cbiz.com
17%
FirstLast@cbiz.comJohnDoe@cbiz.com
8%
FirLast@cbiz.comJohDoe@cbiz.com
4%

Frequently Asked Questions

Where is Marcum LLP's headquarters located?

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Marcum LLP's main headquarters is located at 730 3rd Avenue 11th Floor New York, New York 10017 US. The company has employees across 6 continents, including North AmericaEuropeAsia.

What is Marcum LLP's phone number?

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You can contact Marcum LLP'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 Marcum LLP's official website and social media links?

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Marcum LLP's official website is cbiz.com and has social profiles on LinkedIn.

How much revenue does Marcum LLP generate?

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As of April 2025, Marcum LLP's annual revenue reached $750M.

What is Marcum LLP's NAICS code?

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

How many employees does Marcum LLP have currently?

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As of April 2025, Marcum LLP has approximately 5K employees across 6 continents, including North AmericaEuropeAsia. Key team members include Chief Executive Officer: B. M.Chief Marketing Officer: D. E.Chief Information Security Officer (ciso): L. J.. Explore Marcum LLP's employee directory with LeadIQ.

What industry does Marcum LLP belong to?

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Marcum LLP operates in the Accounting industry.

What technology does Marcum LLP use?

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Marcum LLP's tech stack includes DatabricksAzure DevOpsMicrosoft ExcelRecognizeOracle FusionAngularDetermine SourcingJavaScript.

What is Marcum LLP's email format?

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Marcum LLP's email format typically follows the pattern of . Find more Marcum LLP email formats with LeadIQ.

When was Marcum LLP founded?

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Marcum LLP was founded in 1951.
Marcum LLP

Marcum LLP

AccountingNew York, United States5001-10000 Employees

As of November 1, 2024, Marcum has been acquired by CBIZ. CBIZ, Inc. (NYSE: CBZ) is a leading professional services advisor to middle market businesses and organizations nationwide. With unmatched industry knowledge and expertise in accounting, tax, advisory, benefits, insurance, and technology, CBIZ delivers forward-thinking insights and actionable solutions to help clients anticipate what’s next and discover new ways to accelerate growth. CBIZ has more than 10,000 team members across more than 160 locations in 21 major markets coast to coast. For more information, visit www.cbiz.com.

CBIZ works closely with CBIZ CPAs, a national, independent CPA firm. CBIZ CPAs specializes in attest services for middle market and growing businesses in a variety of industries, including technology and life sciences, construction, not-for-profit organizations, manufacturing, retail and distribution. For more information, visit www.cbizcpas.com.

CBIZ is a consulting, tax and financial services provider that works closely with CBIZ CPAs P.C., an independent CPA firm that provides audit, review and other attest services. In certain jurisdictions, CBIZ CPAs P.C. operates under its previous name, Mayer Hoffman McCann, P.C.

View our CBIZ Social Media Community Guidelines here: https://www.cbiz.com/privacy-policy/cbiz-social-media-community-guidelines

Section iconCompany Overview

Headquarters
730 3rd Avenue 11th Floor New York, New York 10017 US
Phone number
Website
cbiz.com
NAICS Code
5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services
Founded
1951
Employees
5001-10000

Section iconFunding & Financials

  • $100M$1B

    Marcum LLP's revenue is in the range of $100M$1B

Section iconFunding & Financials

  • $100M$1B

    Marcum LLP's revenue is in the range of $100M$1B

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