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www.withum.com

Withum provides accounting, advisory, digital solutions, forensic and valuation, risk, and tax services to diverse industries.

Withum is a professional services firm offering a broad spectrum of accounting, advisory, digital solutions, forensic and valuation, risk advisory and assurance, and tax services to clients across a wide range of industries. The firm serves not-for-profit organizations, healthcare, construction, financial services, technology, and other sectors, helping organizations navigate growth, compliance, and complex financial challenges with practical, client-focused solutions.

Mission statement

To help organizations thrive by delivering practical, integrated services that improve financial clarity, compliance, and transformation.

Products & Services

Audit and Review Services Service

Reliable Audit Services Ensuring Compliance and Accuracy for Business Growth.

www.withum.com/service/audit
  • Comprehensive Financial Examination — Guarantee Accurate Financial Reporting
  • Quality Review — Ensure Compliance
  • Comprehensive Attest Services — Guarantee Financial Statement Accuracy
  • Regulatory Compliance — Ensure Regulatory Adherence
  • Internal Control Evaluation — Identify Operational Risks
  • Actionable Insights from Peer Reviews — Receive Tailored Recommendations
  • Client-Centric Solutions — Tailor Audits to Business Needs

Accounting and Financial Advisory Services Service

Enhance compliance and reliability in financial reporting.

www.withum.com/service/accounting-other-attest-engagements
  • Tailored Accounting Solutions — Ensure Customized Accounting Support
  • Comprehensive Financial Management — Manage All Finances Efficiently
  • Regulatory Compliance Support — Navigate Regulatory Challenges
  • Cost Optimization Strategies — Reduce Healthcare Expenditures
  • Industry-Specific Expertise — Leverage Industry Knowledge

Financial Advisory and Support Services Service

Gain strategic insights for successful transactions and maximize value.

www.withum.com/service/advisory/transaction-advisory-services
  • M&A Advisory — Maximize Value
  • Due Diligence — Identify Risks
  • Valuation Services — Ensure Fair Valuation
  • Integration Support — Achieve Seamless Integration

International Financial and Compliance Services Service

Navigate Global Business Complexities with Expert International Services.

www.withum.com/service/international-services
  • Global Tax Compliance — Ensure Compliance
  • International Financial Reporting Assistance — Facilitate Reporting
  • Comprehensive Transfer Pricing Strategies — Optimize Pricing
  • Custom Solutions for Multinational Organizations — Tailor Services

Technology and Digital Transformation Services Service

Transform Data Into Actionable Insights For Enhanced Decision-Making.

www.withum.com/service/technology-and-digital-transformation
  • Business Process Automation — Automate Tasks Efficiently
  • Data Analytics and Visualization — Anticipate Future Trends
  • Artificial Intelligence Solutions — Automate Routine Tasks
  • Customized Digital Solutions — Personalizes Analytics Approach

Market Segments

Billion USD 0 300 600 900 1,200 1,500 Accounting and … Audit and assurance Transaction adv… Tax compliance … Digital transfo… Market Size (Billion USD)
0% 2% 4% 6% 8% 10% 12% 14% 16% 18% 20% 22% 24% CAGR Growth Potential

Accounting and financial management

Capabilities for automated accounting, financial consolidation, reporting, and analysis to support compliance and strategic financial decisions.

Market size: $47.2B CAGR: 10.2%
Primary estimate uses The Business Research Company (TBRC) financial management market figures: overall market size $47.19B (2025) and forecast CAGR ~10.2% to 2030. Supporting source (NatLawReview/TBRC press) provides a software-specific view (software subsegment projected $23.67B by 2030 at ~10% CAGR), consistent with a double-digit growth trajectory for accounting and financial management solutions.
MA PR 2 references

Audit and assurance

Independent financial statement and assurance services including employee benefit plan audits, single audits, international audits, and SEC-aligned reviews to support regulatory compliance and stakeholder confidence.

Market size: $240.0B CAGR: 4.2%
Multiple market reports in the search results estimate the global audit/auditing and assurance market in the low-to-mid $200 billions range (Fortune Business Insights, Zion) while some providers report lower or narrower-scope figures (MRFR, DataHorizzon). I weighted broad global market reports covering auditing/audit services toward the mid-$200B range and selected a conservative growth potential consistent with leading forecasts (≈4.2% CAGR).

Transaction advisory and valuation

Services that support M&A and corporate transactions including due diligence, valuation, forensic accounting, ESOP advisory, post‑acquisition integration and public company readiness.

Market size: $25.0B CAGR: 6.3%
Multiple market reports in the search results report global transaction/transaction-advisory market sizes in the mid‑teens to high‑20s billions and divergent CAGRs (2.6%–9%). Key reports show USD 19.4B (2025), USD 25B (2024), and USD 28.62B (2025). I used these explicit figures to select a midpoint market size (~USD 25B) and an average growth potential across reported CAGRs (~6.3%).
TH TH ME 3 references

Tax compliance and international tax planning

Cross-jurisdictional tax planning, compliance and policy advisory to manage tax risk and optimize tax positions for enterprises and private businesses.

Market size: $20.0B CAGR: 5.22%
Estimated market size uses the International Tax Consulting Services market figure (closest match to cross-jurisdictional tax planning and advisory) at USD 20.0B (2024) and its projected CAGR (5.22%). A related Tax Management market (software/automation for compliance) is larger (USD 24.5B in 2025, 6.3% CAGR), indicating adjacent demand for compliance technology alongside advisory services.
AS TH 2 references

Digital transformation and analytics

Initiatives that apply data analytics, digital strategy and technology implementation to improve customer experiences, insights and decision-making.

Market size: $1336.1B CAGR: 20%
Baseline set to 2025. I synthesized multiple market reports for "digital transformation" (and related analytics) in the provided search results. Reports show 2025 market sizes ranging ~USD 1.10T–1.76T and reported CAGRs 9.1%–28.2%; I used a simple average of those 2025 values and reported CAGRs to produce a consolidated 2025 market-size estimate (~USD 1.336T) and an indicative growth potential (~20% CAGR). The data-analytics market (USD 82.23B in 2025) was noted as a subset/adjacent market in the inputs and informed the growth view but was not double-counted into the digital-transformation totals.

Related Organizations

Common Questions

What does Withum do?
Withum is a professional services firm offering a broad spectrum of accounting, advisory, digital solutions, forensic and valuation, risk advisory and assurance, and tax services to clients across a wide range of industries. The firm serves not-for-profit organizations, healthcare, construction, financial services, technology, and other sectors, helping organizations navigate growth, compliance, and complex financial challenges with practical, client-focused solutions.
What is Withum's role in the Accounting and financial management market?
Capabilities for automated accounting, financial consolidation, reporting, and analysis to support compliance and strategic financial decisions.
What is Withum's role in the Audit and assurance market?
Independent financial statement and assurance services including employee benefit plan audits, single audits, international audits, and SEC-aligned reviews to support regulatory compliance and stakeholder confidence.
How was the Accounting and financial management market size estimate for Withum calculated?
Primary estimate uses The Business Research Company (TBRC) financial management market figures: overall market size $47.19B (2025) and forecast CAGR ~10.2% to 2030. Supporting source (NatLawReview/TBRC press) provides a software-specific view (software subsegment projected $23.67B by 2030 at ~10% CAGR), consistent with a double-digit growth trajectory for accounting and financial management solutions.
How was the Audit and assurance market size estimate for Withum calculated?
Multiple market reports in the search results estimate the global audit/auditing and assurance market in the low-to-mid $200 billions range (Fortune Business Insights, Zion) while some providers report lower or narrower-scope figures (MRFR, DataHorizzon). I weighted broad global market reports covering auditing/audit services toward the mid-$200B range and selected a conservative growth potential consistent with leading forecasts (≈4.2% CAGR).
Withum — company overview