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Expert Witness Consulting Services in the US - Market Research Report (2015-2030)

Brendan McErlaine Brendan McErlaine New York, United States Last Updated: August 2025 NAICS OD4885

Revenue

$789.5m

2025

$789.5m

Past 5-Year Growth

Profit

$XX.Xm

Employees

38,859

Businesses

11,925

Wages

$XXX.Xm

Expert Witness Consulting Services in the US industry analysis

Over the past several decades, elevated demand for legal services—driven by technological advancements, increased financial regulation and business expansion—has fostered long-term revenue growth for expert witness consulting services. The increased complexity and volume of corporate litigation have elevated spending on these services, while higher incomes have enabled more clients to afford them, contributing to substantial revenue growth. These expanding revenue streams have allowed larger firms to pursue mergers and acquisitions, although smaller providers can still find stability by specializing in niche markets.

Trends and Insights

  • Long-term revenue growth in expert witness consulting has been driven by rising demand for legal services. As businesses face greater regulatory and technological challenges, they've increased their reliance on legal support, boosting the industry’s revenue and encouraging more mergers and niche market entries.
  • Expert witness service providers specialize in finding and training experts to present knowledgeable testimony to judges and juries, which is crucial for winning cases. This sector is incredibly lucrative, as court testimonies attract high fees, contributing significantly to revenue.
  • Big states like Florida and Georgia make the Southeast home to over a quarter of the US population, creating plenty of demand for expert witness consulting services. Rapid growth in the region means more households and businesses, intensifying the need for these services even further.
  • There's significant internal competition among expert witness consulting service providers since there are lots of establishments. Companies compete primarily on reputation and price.
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Industry Statistics and Trends

Market size and recent performance (2015-2030)

Industry revenue has grown at a CAGR of 6.6 % over the past five years, to reach an estimated $789.5m in 2025.

Trends and Insights

Rising demand for legal services has fostered long-term revenue growth

  • Over the past few decades, companies have been forced to deal with new challenges, often pertaining to technological progress and increased financial regulation. These challenges have caused businesses to scale up. As a result, demand for legal services has expanded since more property and departments have increased litigation because of more disputes. As litigation has become more prominent, spending on expert witness consulting services has also mounted, fostering long-term revenue growth.
  • Additional trends and insights available with purchase
Expert Witness Consulting Services in the US
Revenue (2015-2030)
IBISWorld Logo Source: IBISWorld

Industry outlook (2025-2030)

Market size is projected to grow over the next five years.

Trends and Insights

Tariffs could inhibit revenue growth as they slow the US economy

  • In the first half of 2025, the Trump administration imposed substantial duties on goods across all nations, which are anticipated to elevate prices for consumers and enhance input costs for manufacturers, making it more challenging for consumers to afford various goods.

Biggest companies in the Expert Witness Consulting Services in the US

Company
Market Share (%)
2025
Revenue
2025
Profit
2025
Profit Margin (%)
2025

There are no companies that hold a market share exceeding 5% in the Expert Witness Consulting Services in the US industry.

Products & Services Segmentation

Expert Witness Consulting Services in the US
Products & Services
IBISWorld Logo Source: IBISWorld

Industry revenue is measured across several distinct product and services lines, including Expert witness testimony, In-person consultation and Document review and report preparation. Expert witness testimony is the largest segment of the Expert Witness Consulting Services in the US.

Trends and Insights

Expert witness testimony in court is the industry's primary service

  • Expert witness consulting services providers find, train and act as witnesses to present expert testimony on topics they're knowledgeable about in front of judges and juries. Companies mostly train witnesses to provide expertise in civil cases, but players sometimes must prepare their clients for cross-examination in a criminal trial.
  • More insights available in the full report

Table of Contents

About this industry

Industry definition

This industry provides witnesses to offer expertise and specialized knowledge within particular subject areas in court cases. Providers play a crucial role in legal proceedings by offering specialized expertise and opinions in various fields. These services are used in civil and criminal cases to help the court understand complex technical or scientific matters.

What's included in this industry?

Products and services covered in the Expert Witness Consulting Services industry in the United States include Providing expert witness testimony in court, Providing in-person consultation and Providing document review and report preparation.

Companies

Companies covered in the Expert Witness Consulting Services industry in the United States include .

Purchase this report to view all major companies in this industry.

Related Terms

Related terms covered in the Expert Witness Consulting Services industry in the United States include litigation, tendering and expert witness.

Industry Code

NAICS 2017

NAICS 541611 - Expert Witness Consulting Services in the US

Performance

Get an indication of the industry's health through historical, current and forward-looking trends in the performance indicators that make or break businesses.

Analyst insights

Long-term revenue growth in expert witness consulting has been driven by rising demand for legal services. As businesses face greater regulatory and technological challenges,...

In this chapter (4)

  • Current Performance
  • Outlook
  • Volatility
  • Life Cycle

Key metrics

  • Annual Revenue, Recent Growth, Forecast, Revenue Volatility
  • Number of Employees, Recent Growth, Forecast, Employees per Business, Revenue per Employee
  • Number of Businesses, Recent Growth, Forecast, Employees per Business, Revenue per Business
  • Total Profit, Profit Margin, Profit per Business

Charts

  • Revenue, including historical (2015-2024) and forecast (2025-2030)
  • Employees, including historical (2015-2024) and forecast (2025-2030)
  • Businesses, including historical (2015-2024) and forecast (2025-2030)
  • Profit, including historical (2015-2025)
  • Industry Volatility vs. Revenue Growth
  • Industry Life Cycle

Detailed analysis

  • Trends in supply, demand and current events that are driving current industry performance
  • Expected trends, economic factors and ongoing events that drive the industry's outlook
  • Key success factors for businesses to overcome volatility
  • How contribution to GDP, industry saturation, innovation, consolidation, and technology and systems influence the industry's life cycle phase.

Products and Markets

Learn about an industry's products and services, markets and trends in international trade.

Analyst insight

Expert witness service providers specialize in finding and training experts to present knowledgeable testimony to judges and juries, which is crucial for winning cases. This ...

In this chapter

  • Products & Services
  • Major Markets

Key metrics

  • Largest market segment and value in 2025
  • Product innovation level

Charts

  • Products & services segmentation in 2025
  • Major market segmentation in 2025

Detailed analysis

  • Trends impacting the recent performance of the industry's various segments
  • Innovations in the industry's product or service offering, specialization or delivery method
  • Key factors that successful businesses consider in their offerings
  • Buying segments and key trends influencing demand for industry products and services

Geographic Breakdown

Discover where business activity is most concentrated in an industry and the factors driving these trends to find opportunities and conduct regional benchmarking.

Analyst insights

Big states like Florida and Georgia make the Southeast home to over a quarter of the US population, creating plenty of demand for expert witness consulting services. Rapid gr...

In this chapter (1)

  • Business Locations

Charts

  • Share of revenue, establishment, wages and employment in each state
  • Share of population compared to establishments in each region in 2025

Tables

  • Number and share of establishments in each state in 2025
  • Number and share of revenue each state accounts for in 2025
  • Number and share of wages each state accounts for in 2025
  • Number and share of employees in each state in 2025

Detailed analysis

  • Geographic spread of the industry across North America, and trends associated with changes in the business landscape
  • Key success factors for businesses to use location to their advantage

Competitive Forces

Get data and insights on what's driving competition in an industry and the challenges industry operators and new entrants may face, with analysis built around Porter's Five Forces framework.

Analyst insights

There's significant internal competition among expert witness consulting service providers since there are lots of establishments. Companies compete primarily on reputation a...

In this chapter (4)

  • Concentration
  • Barriers to Entry
  • Substitutes
  • Buyer & Supplier Analysis

Key metrics

  • Industry concentration level
  • Industry competition level and trend
  • Barriers to entry level and trend
  • Substitutes level and trend
  • Buyer power level and trend
  • Supplier power level and trend

Charts

  • Market share concentration among the top 4 suppliers from 2020-2025
  • Supply chain including upstream supplying industries and downstream buying industries, flow chart

Detailed analysis

  • Factors impacting the industry’s level of concentration, such as business distribution, new entrants, or merger and acquisition activity.
  • Key success factors for businesses to manage the competitive environment of the industry.
  • Challenges that potential industry entrants face such as legal, start-up costs, differentiation, labor/capital intensity and capital expenses.
  • Key success factors for potential entrants to overcome barriers to entry.
  • Competitive threats from potential substitutes for the industry’s own products and services.
  • Key success factors for how successful businesses can compete with substitutes.
  • Advantages that buyers have to keep favorable purchasing conditions.
  • Advantages that suppliers have to maintain favorable selling conditions.
  • Key success factors for how businesses can navigate buyer and supplier power.

Companies

There are no companies that hold a market share exceeding 5% in the Expert Witness Consulting Services in the US industry.

Analyst insights

Major players don't have a significant presence in this industry because many nonemployers and small companies sell expert witness consulting services. Since there are so man...

External Environment

Understand the demographic, economic and regulatory factors that shape how businesses in an industry perform.   

Analyst insights

In the industry, many professionals seek ISO 9000 accreditation for quality management. It's especially beneficial when aiming for contracts with public-sector agencies and l...

In this chapter

  • External Drivers
  • Regulation & Policy
  • Assistance

Key metrics

  • Regulation & policy level and trend
  • Assistance level and trend

Charts

  • Regulation & Policy historical data and forecast (2015-2030) 
  • Assistance historical data and forecast (2015-2030) 

Detailed analysis

  • Demographic and macroeconomic factors influencing the industry, including Regulation & Policy and Assistance
  • Major types of regulations, regulatory bodies, industry standards or specific regulations impacting requirements for industry operators
  • Key governmental and non-governmental groups or policies that may provide some relief for industry operators.

Financial Benchmarks

View average costs for industry operators and compare financial data against an industry's financial benchmarks over time. 

Analyst insights

Employees are the backbone of expert witness consulting services, yet their average annual wage is under $10,000. That’s largely because many in this field work on only a han...

In this chapter

  • Cost Structure
  • Financial Ratios
  • Key Ratios

Key metrics

  • Profit margin, and how it compares to the sector-wide margin
  • Average wages, and how it compares to the sector-wide average wage
  • Largest cost component as a percentage of revenue
  • Industry average ratios for days' receivables, industry coverage and debt-to-net-worth ratio

Charts

  • Average industry operating costs as a share of revenue, including purchases, wages, depreciation, utilities, rent, other costs and profit in 2025
  • Average sector operating costs as a share of revenue, including purchases, wages, depreciation, utilities, rent, other costs and profit in 2025
  • Investment vs. share of economy

Data tables

  • Industry Multiples (2018-2023)
  • Industry Tax Structure (2018-2023)
  • Income Statement (2018-2023)
  • Balance Sheet (2018-2023)
  • Liquidity Ratios (2018-2023)
  • Coverage Ratios (2018-2023)
  • Leverage Ratios  (2018-2023)
  • Operating Ratios (2018-2023)
  • Cash Flow & Debt Service Ratios (2015-2030)
  • Revenue per Employee (2015-2030)
  • Revenue per Enterprise (2015-2030)
  • Employees per Establishment (2015-2030)
  • Employees per Enterprise (2015-2030)
  • Average Wage (2015-2030)
  • Wages/Revenue (2015-2030)
  • Establishments per Enterprise (2015-2030)
  • IVA/Revenue (2015-2030)
  • Imports/Demand (2015-2030)
  • Exports/Revenue (2015-2030)

Detailed analysis

  • Trends in the cost component for industry operators and their impact on industry costs and profitability 

Key Statistics

Industry Data

Data Tables

Including values and annual change:

  • Revenue (2015-2030)
  • IVA (2015-2030)
  • Establishments (2015-2030)
  • Enterprises (2015-2030)
  • Employment (2015-2030)
  • Exports (2015-2030)
  • Imports (2015-2030)
  • Wages (2015-2030)

Top Questions Answered

Unlock comprehensive answers and precise data upon purchase. View purchase options.

What is the market size of the Expert Witness Consulting Services industry in the United States in 2025?

The market size of the Expert Witness Consulting Services industry in the United States is $789.5m in 2025.

How many businesses are there in the Expert Witness Consulting Services industry in the United States in 2025?

There are 11,925 businesses in the Expert Witness Consulting Services industry in the United States, which has grown at a CAGR of 2.1 % between 2020 and 2025.

How may import tariffs affect the Expert Witness Consulting Services industry in the United States?

The Expert Witness Consulting Services industry in the United States is unlikely to be materially impacted by import tariffs with imports accounting for a low share of industry revenue.

How may export tariffs affect the Expert Witness Consulting Services industry in the United States?

The Expert Witness Consulting Services industry in the United States is unlikely to be materially impacted by export tariffs with exports accounting for a low share of industry revenue.

Has the Expert Witness Consulting Services industry in the United States grown or declined over the past 5 years?

The market size of the Expert Witness Consulting Services industry in the United States has been growing at a CAGR of 6.6 % between 2020 and 2025.

What is the forecast growth of the Expert Witness Consulting Services industry in the United States over the next 5 years?

Over the next five years, the Expert Witness Consulting Services industry in the United States is expected to grow.

What does the Expert Witness Consulting Services industry in the United States include?

Providing expert witness testimony in court and Providing in-person consultation are part of the Expert Witness Consulting Services industry in the United States.

How competitive is the Expert Witness Consulting Services industry in the United States?

The level of competition is moderate and increasing in the Expert Witness Consulting Services industry in the United States.

Methodology

How are IBISWorld reports created?

IBISWorld has been a leading provider of trusted industry research for over 50 years to the most successful companies worldwide. With offices in Australia, the United States, the United Kingdom, Germany and China, we are proud to have local teams of analysts that conduct research, data analysis and forecasting to produce data-driven industry reports.

Our analysts start with official, verified and publicly available sources of data to build the most accurate picture of each industry. Analysts then leverage their expertise and knowledge of the local markets to synthesize trends into digestible content for IBISWorld readers. Finally, each report is reviewed by one of IBISWorld’s editors, who provide quality assurance to ensure accuracy and readability.

IBISWorld relies on human-verified data and human-written analysis to compile each standard industry report. We do not use generative AI tools to write insights, although members can choose to leverage AI-based tools within the platform to generate additional analysis formats.

What data sources do IBISWorld analysts use?

Each industry report incorporates data and research from government databases, industry-specific sources, industry contacts, and our own proprietary database of statistics and analysis to provide balanced, independent and accurate insights.

Key data sources in the US include: 

  • US Census Bureau
  • US Bureau of Labor Statistics
  • US International Trade Commission

Analysts also use industry specific sources to complement catch-all sources, although their perspective may focus on a particular organization or representative body, rather than a clear overview of all industry operations. However, when balanced against other perspectives, industry-specific sources provide insights into industry trends.

These sources include:

  • Industry and trade associations
  • Industry federations or regulators
  • Major industry players annual or quarterly filings

Finally, IBISWorld’s global data scientists maintain a proprietary database of macroeconomic and demand drivers, which our analysts use to help inform industry data and trends. They also maintain a database of statistics and analysis on thousands of industries, which has been built over our more than 50-year history and offers comprehensive insights into long-term trends.

How does IBISWorld forecast its data?

IBISWorld’s analysts and data scientists use the sources above to create forecasts for our proprietary datasets and industry statistics. Depending on the dataset, they may use regression analysis, multivariate analysis, time-series analysis or exponential smoothing techniques to project future data for the industry or driver. Additionally, analysts will leverage their local knowledge of industry operating and regulatory conditions to impart their best judgment on the forecast model.

IBISWorld prides itself on being a trusted, independent source of data, with over 50 years of experience building and maintaining rich datasets and forecasting tools. We are proud to be the keystone source of industry information for thousands of companies across the world.

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