Insights

Expansion Opportunity Withum is a large, technology-driven accounting and advisory firm with a significant revenue footprint (over 1 billion) and a broad client base. This presents cross-sell potential for specialized services such as cryptocurrency cost basis tracking, unified client portals, and Microsoft 365 optimization.

Tech Adoption The firm emphasizes a technology-forward approach and houses a diverse tech stack including Workday HCM, Deltek, GitLab CI, and cloud-based security. This creates opportunities to offer modernization services, integration projects, and security/compliance solutions to clients undergoing digital transformation.

Strategic Partnerships Recent collaborations with Aiwyn for a unified client portal and a focus on transfer pricing leadership signal openness to strategic tech partnerships and advisory enhancements. This can be leveraged to position joint offerings around client experience, portal-driven engagement, and tax/advisory workflow efficiencies.

Industry Focus Active involvement with manufacturing partners like NJMEP and sessions on regulatory topics indicate a foothold in manufacturing. There is a sales path for industry-specific compliance, tax planning for digital assets in manufacturing, and supply chain optimization services.

Growth Momentum Strong scale with multi-year growth indicators and notable events such as new partner hires and product launches (Aiwyn Experience, cryptocurrency cost basis tracking). This suggests readiness for enterprise-targeted services, managed services, and long-term advisory contracts.

Withum Tech Stack

Withum uses 8 technology products and services including Hotjar, GitLab CI, Apple iCloud Mail, and more. Explore Withum's tech stack below.

  • Hotjar
    Analytics
  • GitLab CI
    Continuous Integration
  • Apple iCloud Mail
    Email
  • Deltek
    Enterprise Resource Planning
  • Workday Human Capital Management
    Human Resource Management System
  • Microsoft Office
    Office Suites
  • Cloudflare Bot Management
    Security
  • HTTP/3
    Web & Portal Technology

Media & News

Withum's Email Address Formats

Withum uses at least 1 format(s):
Withum Email FormatsExamplePercentage
FLast@withum.comJDoe@withum.com
92%
First.Last@withum.comJohn.Doe@withum.com
4%
FirstLast@withum.comJohnDoe@withum.com
3%
LFirst@withum.comDJohn@withum.com
1%

Frequently Asked Questions

What is Withum's phone number?

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

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Withum's official website is withum.com and has social profiles on LinkedIn.

How much revenue does Withum generate?

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As of July 2026, Withum's annual revenue is estimated to be $1B - $10B.

What is Withum's SIC code NAICS code?

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Withum's SIC code is 7389 - Business Services, Not Elsewhere Classified NAICS code is 5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services.

How many employees does Withum have currently?

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As of July 2026, Withum has approximately 3.2K employees across 4 continents, including North AmericaAsiaAfrica. Key team members include Chief Operations Officer: J. S.Chief Marketing Officer: R. M.President: C. J.. Explore Withum's employee directory with LeadIQ.

What industry does Withum belong to?

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Withum operates in the Accounting industry.

What technology does Withum use?

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Withum's tech stack includes HotjarGitLab CIApple iCloud MailDeltekWorkday Human Capital ManagementMicrosoft OfficeCloudflare Bot ManagementHTTP/3.

What is Withum's email format?

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Withum's email format typically follows the pattern of FLast@withum.com. Find more Withum email formats with LeadIQ.

When was Withum founded?

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Withum was founded in 1974.
Withum logo

Withum

AccountingNew Jersey, United States1001-5000 Employees

Withum is a Princeton, New Jersey-based accounting and advisory firm that leverages technology to provide advisory and accounting services to clients. The company operates in the accounting industry and employs between 1,001 and 5,000 people. Its technology stack includes NetSuite ERP, ADP HRMS, Google Analytics Enhanced Ecommerce, OneTrust, PandaDoc, Microsoft Word, reCAPTCHA, and Skype, reflecting a technology-enabled operating model. In 2026, Withum launched Aiwyn Experience, a unified client portal developed with Aiwyn, and has participated in events such as the Microsoft 365 Community Orlando, along with partnerships with organizations like the New Jersey Manufacturing Extension Partnership. It has been identified as an IPA Top 100 firm and was previously known as WithumSmith+Brown PC.

Section iconCompany Overview

Phone number
Website
withum.com
SIC Code
7389 - Business Services, Not Elsewhere Classified
NAICS Code
5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services
Founded
1974
Employees
1001-5000

Section iconFunding & Financials

  • $1B - $10B

    Withum's revenue is estimated to be in the range of $1B - $10B

Section iconFunding & Financials

  • $1B - $10B

    Withum's revenue is estimated to be in the range of $1B - $10B

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