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Deloitte

Deloitte, one of the "Big Four" accounting firms, offers a wide range of professional services including audit, consulting, financial advisory, risk management, and tax services. With a global presence in over 150 countries, Deloitte has a rich history that spans more than a century, evolving through various mergers and expansions to become a leading professional services firm. Deloitte's commitment to innovation and quality has established it as a trusted advisor to many of the world's largest companies.

Creation Time:2024-05-18 16 key nodes English

The Timeline

1845 — 2023

  1. 1845

    Foundation of Deloitte

    Deloitte was founded by William Welch Deloitte in London, marking the establishment of one of the first professional accounting firms in the world.
  2. 1890

    Expansion to the United States

    Deloitte expanded its operations to the United States, opening an office in New York City, which marked the beginning of its international growth.
  3. 1947

    Formation of Deloitte, Plender, Griffiths & Co.

    The firm underwent a significant merger to become Deloitte, Plender, Griffiths & Co., enhancing its capabilities and service offerings.
  4. 1972

    Merger with Haskins & Sells

    Deloitte merged with Haskins & Sells, creating Deloitte Haskins & Sells, further expanding its global reach and service portfolio.
  5. 1989

    Merger with Touche Ross

    Deloitte Haskins & Sells merged with Touche Ross to form Deloitte & Touche, significantly enhancing its global presence and capabilities.
  6. 1995

    Formation of Deloitte Consulting

    Deloitte established Deloitte Consulting to focus on management consulting services, addressing the growing needs of businesses for strategic and operational advice.
  7. 2003

    Rebranding to Deloitte

    The firm rebranded itself as simply "Deloitte," unifying its various services under a single global brand.
  8. 2009

    Acquisition of BearingPoint's North American Public Services Practice

    Deloitte acquired BearingPoint's North American Public Services practice, significantly expanding its presence in the public sector consulting market.
  9. 2012

    Launch of Deloitte University

    Deloitte launched Deloitte University in Texas, a state-of-the-art learning and leadership development center for its professionals.
  10. 2013

    Acquisition of Monitor Group

    Deloitte acquired Monitor Group, a strategic consulting firm, to bolster its capabilities in strategy consulting and innovation.
  11. 2015

    Introduction of Deloitte Digital

    Deloitte introduced Deloitte Digital, focusing on digital transformation services to help clients navigate the rapidly evolving digital landscape.
  12. 2016

    Acquisition of Heat

    Deloitte acquired Heat, a creative agency, to enhance its marketing and advertising capabilities within Deloitte Digital.
  13. 2017

    Launch of Deloitte Catalyst

    Deloitte launched Deloitte Catalyst, an initiative to connect startups with enterprise clients to foster innovation and growth.
  14. 2019

    Acquisition of Keytree

    Deloitte acquired Keytree, a leading technology consultancy, to strengthen its digital transformation and technology consulting services.
  15. 2021

    Deloitte's Commitment to Climate Change

    Deloitte announced a global commitment to achieving net-zero emissions by 2030, aligning with its broader sustainability and corporate responsibility goals.
  16. 2023

    Expansion of Deloitte AI Institute

    Deloitte expanded its AI Institute to drive research and innovation in artificial intelligence, aiming to provide cutting-edge AI solutions to clients across various industries.

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