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Deloitte ranked No. 1 globally by Gartner in Security Consulting Services for 2018

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NEW YORK, NY, USA, 19 June 2019—Gartner, the world’s leading information technology and advisory company, ranked Deloitte #1 globally for the seventh consecutive year, based on revenues in its April 2019 report titled, Market Share: Security Consulting Services, Worldwide, 20181.

“In today’s era of cyber complexity, with its rapid rate of change and uncertainty, one constant holds true: Deloitte Cyber Risk Services is the top choice for organizations seeking not only to manage cyber risk but to leverage cyber opportunities,” says Donna Glass, Deloitte Global Risk Advisory leader.

Deloitte’s breadth of capabilities in cybersecurity consulting across industries and geographies allows it to bring insights and innovation aligned to recent trends, such as a shift for digital transformation, automation, and increased connectivity of products and environments.

Deloitte provides clients with an enterprise-wide approach to cybersecurity, offering end-to-end services in:

  • Cyber strategy;
  • Defense and response;
  • Data risk management;
  • Application security;
  • Infrastructure security; and
  • Identity management.

Over the past seven years, Deloitte Cyber Risk Services has grown to include more than 17,500 dedicated cyber professionals worldwide, across 20 industry sectors, serving thousands of clients worldwide. Operating more than 30 cyber intelligence centers around the globe, Deloitte works with each client to better align cybersecurity investments with cyber risk and strategic business priorities, establish improved threat awareness and visibility, and strengthen the ability of an organization to thrive in the face of cyber incidents.

“To us, Deloitte’s unprecedented seventh consecutive year as the top-ranked security consulting services provider reinforces the point that clients place more trust in and reliance on Deloitte Cyber than any other organization,” says Nick Galletto, Deloitte Global Cyber Risk leader. “We manage cyber everywhere, so organizations can go anywhere.”

As used in this press release, “Deloitte” refers only to the Deloitte Touche Tohmatsu Limited member firms and their affiliates.

1Gartner Market Share: Security Consulting Services, Worldwide, 2018, Elizabeth Kim, 30 April 2019

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Gartner does not endorse any vendor, product or service depicted in its research publications, and does not advise technology users to select only those vendors with the highest ratings or other designation. Gartner research publications consist of the opinions of Gartner's research organization and should not be construed as statements of fact. Gartner disclaims all warranties, expressed or implied, with respect to this research, including any warranties of merchantability or fitness for a particular purpose.

About Deloitte

Deloitte refers to one or more of Deloitte Touche Tohmatsu Limited (“DTTL”), its global network of member firms, and their related entities. DTTL (also referred to as “Deloitte Global”) and each of its member firms are legally separate and independent entities. DTTL does not provide services to clients. Please see to learn more.

Deloitte is a leading global provider of audit and assurance, consulting, financial advisory, risk advisory, tax and related services. Our network of member firms in more than 150 countries and territories serves four out of five Fortune Global 500® companies. Learn how Deloitte’s more than 286,000 people make an impact that matters at


Vicktery Zimmerman
Global Communications
Deloitte Global
Tel: +1 312 486 1569

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