McKinsey

McKinsey & Company is one of the world's best-known management-consulting firms. It advises corporations, public-sector bodies, private-equity investors, and nonprofit institutions on strategy, organization, operations, technology, marketing, risk, and large-scale transformation. The firm is especially associated with high-level work for chief executives and government leaders, analytical problem solving, confidential client relationships, and a large body of published business research. The firm was founded in Chicago in 1926 by James O. McKinsey, a University of Chicago accounting professor and former military officer. McKinsey initially presented itself as an accounting and management-engineering practice, emphasizing disciplined budgeting, cost control, and organizational analysis. After McKinsey's death in 1937, Marvin Bower became the central architect of the modern firm. Bower helped establish professional standards for consulting, including independence from clients, analytical rigor, confidentiality, and a long-term partnership model. He also promoted the use of the title "partner" and positioned consultants as trusted advisers rather than salespeople. During the twentieth century, McKinsey expanded from a United States practice into an international firm. It built a reputation for serving large companies and public institutions on difficult strategic and organizational questions. Its alumni network became an important source of senior executives, entrepreneurs, investors, and public officials. The firm does not publish conventional audited public-company financial statements and is not listed on a stock exchange, so publicly reported revenue, profit, and valuation figures are limited and should be treated cautiously. McKinsey's work now spans industries including financial services, healthcare, pharmaceuticals, consumer goods, retail, advanced industries, energy, technology, media, telecommunications, and the public and social sectors. Its service portfolio combines traditional strategy consulting with implementation support, digital and analytics work, operational improvement, organizational design, sustainability advice, and technology-enabled products. Important specialist businesses and platforms include the McKinsey Global Institute, QuantumBlack, McKinsey Digital, and Periscope. QuantumBlack focuses on advanced analytics and artificial intelligence, while Periscope provides procurement and supply-chain technology and analytics. The firm's public-facing marketing is built primarily around research and thought leadership rather than mass-market advertising. McKinsey publishes reports, surveys, articles, podcasts, and executive-oriented analysis through McKinsey Insights and the McKinsey Global Institute. Its content addresses subjects such as productivity, globalization, healthcare, climate transition, artificial intelligence, consumer behavior, mergers and acquisitions, and economic development. These publications support the firm's reputation and help it reach senior decision-makers, although external claims about impressions, marketing spending, or lead generation are not treated here as verified company facts. McKinsey has also expanded through acquisitions and specialist capabilities. Recent examples referenced in company and industry announcements include Iguazio, an Israeli data-management and machine-learning company added to QuantumBlack; Strategic Estimating Systems, which strengthened capital-project cost-estimation capabilities; and ET Medialabs, an Indian performance-marketing and analytics agency. The firm discontinued its investment-banking advisory unit in 2021, while retaining consulting work related to strategy, finance, and transactions. McKinsey's influence has been accompanied by sustained criticism. Investigations and litigation have examined its consulting work for Purdue Pharma and other opioid manufacturers, advice to governments and state-owned entities, conflicts involving public…

McKinsey & Company began in Chicago in 1926 when James O. McKinsey established a practice focused on accounting, budgeting, and management problems. McKinsey's background as an accountant and professor influenced the firm's early emphasis on quantitative analysis and organizational discipline. Rather than limiting itself to bookkeeping, the practice advised managers on how to understand costs, allocate resources, and structure decision-making. Following James McKinsey's death in 1937, Marvin Bower became the firm's defining institutional leader. Bower developed a professional model for consulting that emphasized client confidentiality, independence, analytical standards, and the consultant's duty to give candid advice. He helped transform consulting from a technical support activity into a profession serving senior management. The partnership model and the use of "partner" as a professional title became important features of McKinsey's identity. The firm expanded during the middle decades of the twentieth century, opening offices outside the United States and developing relationships with major industrial companies, financial institutions, and public bodies. It became associated with organization design, corporate strategy, performance improvement, and senior-executive counsel. Its recruiting system and alumni network contributed to its influence well beyond individual engagements, as former consultants moved into corporate leadership, government, academia, and finance. From the late twentieth century onward, McKinsey broadened its sector and functional expertise. It developed practices in financial services, healthcare, consumer industries, operations, technology, marketing, risk, and public-sector transformation. The firm also invested in research and public communication through the McKinsey Global Institute and McKinsey Insights. These publications became a major part of the brand's reputation and business-development model, presenting economic and management analysis to executives and policymakers. In the twenty-first century, McKinsey added digital delivery, data engineering, advanced analytics, artificial intelligence, procurement technology, and implementation support to its traditional strategy work. QuantumBlack became its principal AI and advanced-analytics platform, while McKinsey Digital and Periscope extended the firm's technology and procurement offerings. Acquisitions such as Caserta, Iguazio, Strategic Estimating Systems, and ET Medialabs illustrate the firm's effort to add specialist capabilities rather than rely only on generalist advisory teams. The firm has also faced significant reputational and legal challenges. Its work for Purdue Pharma and other opioid manufacturers led to investigations, litigation, and a major settlement with U.S. states. Other controversies concerned the firm's work in South Africa during the Gupta-linked corruption scandal, relationships with governments and state-owned enterprises, and questions about conflicts of interest and disclosure. These matters challenged the traditional model of confidential advice and led to greater public debate about oversight of large professional-services partnerships. McKinsey remains privately held and globally active. Its modern business combines senior-level strategic advice with implementation, technology, analytics, and industry-specific expertise. The firm continues to compete with other major management-consulting partnerships and professional-services networks while maintaining a brand associated with selectivity, intellectual authority, and access to influential decision-makers.

• 2025

  ET Medialabs acquired

  [4]McKinsey mergers and acquisitions newsconsultancy.org

  McKinsey expanded its performance-marketing and analytics capabilities through the acquisition of the Indian agency.

• 2024

  Strategic Estimating Systems acquired

  [3]McKinsey acquires Strategic Estimating Systemsprnewswire.com

  The acquisition strengthened capital-project cost estimation and benchmarking.

• 2023

  Iguazio acquired for QuantumBlack

  [4]McKinsey mergers and acquisitions newsconsultancy.org

  McKinsey added Iguazio's machine-learning and data-management technology to its AI business.

• 2022

  Caserta acquired

  [1]McKinsey & Companyen.wikipedia.org

  The acquisition expanded McKinsey's data-engineering and cloud-data capabilities.

• 2021

  Investment-banking advisory unit discontinued

  [1]McKinsey & Companyen.wikipedia.org

  McKinsey ended its investment-banking advisory unit while retaining broader corporate-finance and transaction consulting.

• 1937

  Marvin Bower becomes central firm leader

  [6]Marvin Bower becomes central firm leaderen.wikipedia.org

  After James McKinsey's death, Marvin Bower shaped the firm's professional standards and partnership culture.

• 1926

  Firm founded in Chicago

  [1]McKinsey & Companyen.wikipedia.org

  James O. McKinsey established the management-consulting practice that became McKinsey & Company.

A premium, research-led management adviser for senior corporate, government, and institutional decision-makers, combining strategy, implementation, analytics, technology, and industry expertise.

• Professional services

  Management consulting

  McKinsey's core offering provides advice on corporate, business-unit, and functional questions. Engagements commonly combine market analysis, economic modeling, organizational assessment, executive workshops, and implementation planning. The firm serves corporations, governments, investors, and nonprofit institutions across numerous industries.

• Artificial intelligence and advanced analytics

  QuantumBlack

  QuantumBlack is McKinsey's specialist AI and advanced-analytics business. It works with organizations on data science, machine learning, operating-model design, and the deployment of analytics into business processes. Its capabilities are used in areas such as operations, commercial effectiveness, risk, and industrial performance.

• Digital transformation

  McKinsey Digital

  McKinsey Digital combines technology strategy, product development, software engineering, cloud transformation, agile delivery, and digital operating-model work. It supports clients moving from strategic plans to technology-enabled changes in customer experience, operations, and enterprise architecture.

• Procurement and supply-chain technology

  Periscope

  Periscope is McKinsey's procurement and supply-chain solutions business. It provides data, benchmarking, analytics, and software-supported methods intended to improve sourcing decisions, supplier management, category strategies, and procurement performance.

• Economic research · 1990

  McKinsey Global Institute

  The McKinsey Global Institute is the firm's economics and research institution. It publishes studies on productivity, labor markets, growth, technology, globalization, inequality, and other structural issues. Its research is a major component of McKinsey's public thought-leadership platform.

• 2021

  Opioid consulting and multistate settlement

  Investigations and litigation examined McKinsey's advice to Purdue Pharma and other opioid manufacturers. The firm agreed to a substantial settlement with U.S. states, leading to continuing debate about consultant accountability, conflicts, disclosure, and professional ethics.

  Source

• 2021

  McKinsey settles Nevada opioid investigation for $45 million

  McKinsey agreed to pay $45 million to settle Nevada's investigation into its role in the opioid epidemic. A McKinsey spokesman said the firm did not admit wrongdoing or liability and denied contrary allegations.

  Source

• 2021

  Omar Abdulaziz sues McKinsey over alleged report disclosure

  Omar Abdulaziz filed a lawsuit against McKinsey in New York, alleging that the firm prepared a report identifying him as a critic of Saudi Arabia and that the report was furnished to Saudi authorities or made accessible to them. McKinsey denied being commissioned by the Saudi government, said the document was intended for internal use, and said it had no evidence of misuse.

  Source

• 2021

  McKinsey agrees to $573 million opioid-related settlement

  McKinsey agreed to a $573 million settlement in a lawsuit concerning its work advising Purdue Pharma and other drugmakers to aggressively market opioid painkillers. The source reports an agreement, not a court finding of liability.

  Source

• 2021

  McKinsey agrees to $573 million opioid-crisis settlement

  McKinsey & Co agreed to pay $573 million to resolve investigations by most U.S. states over its alleged role in increasing opioid sales. The settlement also requires McKinsey to turn over internal documents.

  Source

• 2021

  McKinsey reaches opioid-crisis settlement with US states

  McKinsey reached a $573 million settlement with US states over claims that its advice to pharmaceutical companies contributed to the opioid crisis. The report said McKinsey would not admit wrongdoing and would accept court-ordered restrictions on some work involving addictive narcotics.

  Source

• 2020

  South Africa and Gupta-linked state work

  McKinsey faced scrutiny over consulting work for South African state-owned enterprises during the Gupta-linked corruption scandal. The episode raised questions about intermediary relationships, public-sector contracting, and the firm's due diligence.

  Source

Read more

• 2023Generative AI and the productivity frontier

  Global

  McKinsey used research, publications, executive discussions, and its AI capabilities to address generative AI, workforce productivity, business transformation, and governance.

  Outcome. The initiative reinforced McKinsey's visibility in AI advisory and connected public research with client-facing transformation services.

  Source
• 2021Metaverse research and executive thought leadership

  Global

  McKinsey published analysis and public-facing material on the emerging metaverse, using research and executive-oriented communications to explain possible business applications and implications.

  Outcome. The activity supported McKinsey's research-led positioning around emerging technology; no independently verified campaign-performance figures are recorded.

  Source

• 2024

  Acquire Strategic Estimating SystemsM&A

  Background

  Capital-project owners and energy-transition developers require more accurate and faster cost estimates across complex industrial and infrastructure projects.

  Action taken

  McKinsey acquired Strategic Estimating Systems to combine its industry benchmarks and estimating expertise with McKinsey's Capital Analytics capabilities.

  Aftermath

  The acquisition broadened McKinsey's capital-project management and cost-estimation offering.

  Source

• 2023

  Acquire Iguazio for QuantumBlackM&A

  Background

  McKinsey sought to deepen its ability to deliver machine-learning and data-management solutions as demand for applied artificial intelligence increased.

  Action taken

  The firm acquired Iguazio and incorporated its capabilities into QuantumBlack.

  Aftermath

  The transaction expanded QuantumBlack's technology and implementation capabilities; the purchase price was not publicly included in the reference material.

  Source

• 2021

  Withdraw from investment-banking advisoryStrategy

  Background

  McKinsey operated an investment-banking advisory unit alongside its broader corporate-finance and management-consulting practices.

  Action taken

  The firm discontinued the investment-banking advisory unit and attributed the decision to personnel matters.

  Aftermath

  McKinsey continued to advise clients on strategy, corporate finance, transactions, and mergers without maintaining that dedicated investment-banking unit.

  Source

• 2021-03-22

  McKinsey settles Nevada opioid investigation for $45 million[9]McKinsey settles Nevada opioid investigation for $45 millionyahoo.com

  Reported: 2021-03-22

  McKinsey agreed to pay $45 million to settle Nevada's investigation into its role in the opioid epidemic. A McKinsey spokesman said the firm did not admit wrongdoing or liability and denied contrary allegations.

• 2021-02-08

  Omar Abdulaziz sues McKinsey over alleged report disclosure[10]Omar Abdulaziz sues McKinsey over alleged report disclosurenewsweek.com

  Reported: 2021-02-10

  Omar Abdulaziz filed a lawsuit against McKinsey in New York, alleging that the firm prepared a report identifying him as a critic of Saudi Arabia and that the report was furnished to Saudi authorities or made accessible to them. McKinsey denied being commissioned by the Saudi government, said the document was intended for internal use, and said it had no evidence of misuse.

• 2021-02-05

  McKinsey agrees to $573 million opioid-related settlement[11]McKinsey agrees to $573 million opioid-related settlementdemocracynow.org

  Reported: 2021-02-05

  McKinsey agreed to a $573 million settlement in a lawsuit concerning its work advising Purdue Pharma and other drugmakers to aggressively market opioid painkillers. The source reports an agreement, not a court finding of liability.

• 2021-02-04

  McKinsey reaches opioid-crisis settlement with US states[13]McKinsey reaches opioid-crisis settlement with US statesibtimes.com

  Reported: 2021-02-04

  McKinsey reached a $573 million settlement with US states over claims that its advice to pharmaceutical companies contributed to the opioid crisis. The report said McKinsey would not admit wrongdoing and would accept court-ordered restrictions on some work involving addictive narcotics.

• 2021-02-04

  McKinsey agrees to $573 million opioid-crisis settlement[12]McKinsey agrees to $573 million opioid-crisis settlementbusinessinsider.com

  Reported: 2021-02-04

  McKinsey & Co agreed to pay $573 million to resolve investigations by most U.S. states over its alleged role in increasing opioid sales. The settlement also requires McKinsey to turn over internal documents.

1. 1McKinsey & Companyen.wikipedia.org
2. 2McKinsey leadershipmckinsey.com
3. 3McKinsey acquires Strategic Estimating Systemsprnewswire.com
4. 4McKinsey mergers and acquisitions newsconsultancy.org
5. 5Reuters report on McKinsey opioid settlementreuters.com
6. 6Marvin Bower becomes central firm leaderen.wikipedia.org
7. 7Metaverse research and executive thought leadershipiide.co
8. 8Generative AI and the productivity frontiermckinsey.com
9. 9McKinsey settles Nevada opioid investigation for $45 millionyahoo.com
10. 10Omar Abdulaziz sues McKinsey over alleged report disclosurenewsweek.com
11. 11McKinsey agrees to $573 million opioid-related settlementdemocracynow.org
12. 12McKinsey agrees to $573 million opioid-crisis settlementbusinessinsider.com
13. 13McKinsey reaches opioid-crisis settlement with US statesibtimes.com
14. 14Consulting Firm McKinsey Reaches $573 Million Settlement In Opioid Casepublicradioeast.org