May 17, 2020

Digital Transformation with the Top 20 Tech Consultants

Digital Transformation
William Smith
4 min
Digital Transformation with the Top 20 Tech Consultants
We take a look at the world’s 20 largest technology consulting companies and examine the services they offer companies during digital transformation...

We take a look at the world’s 20 largest technology consulting companies and examine the services they offer companies during digital transformation

Digital transformation is an inescapable imperative for modern businesses. But embarking on a programme of digital transformation without expertise is foolhardy, considering the many potential pitfalls along the way, whether that’s dead-end technology or improperly implemented systems. Enter the role of the technology consultant, a trusted partner which might bring with them expertise in cybersecurity or cloud computing, to name a few. For the more venerable professional services firms, technology consulting is a relatively recent string to their bows, yet it's becoming an increasingly important element of their offering - both for themselves and clients. 

Here, with reference to, we take a look at the world’s 20 largest technology consulting companies by the number of employees and examine the services they offer companies during digital transformation.

20. Kearney - 10,000 staff

Chicago-based management consultants, Kearney spurns the buzzwords and points to its nearly 100 years of history as proving its resistance to implementing simply the latest trends.

19. Bain - 11,000 staff

Big three management consultant Bain & Company offers a “digital delivery platform” known as Vector, which helps companies to innovate and progress down the road of digital transformation.

18. Gartner 11,000 staff

Gartner is a research and advisory firm known for market analysis in the form of its Magic Quadrant reports. Its glossary states that the term ‘digital transformation’ has been devalued to mean simply digitisation.

17. Avanade - 11,000 staff

Accenture subsidiary Avanade was founded as a joint venture with Microsoft - subsequently specialising in Microsoft technology such as the Azure cloud platform.

16. Capgemini - 13,000 staff

Paris-based consulting multinational Capgemini publishes a Digital Transformation Review, now on its 12th edition, which details the changing face of digital transformation - the latest version focusing on the concept of digital mastery.

15. NTT Data - 14,000 staff

NTT Data is Japan’s largest IT services firm and offers its consultancy services globally. It approaches digital transformation with a so-called “5-R Methodology”: recognise, rethink, render, reorganise and realise.

14. Atkins Global - 16,000 staff

The subsidiary of Canada’s SNC-Lavalin offers consultancy services in a specific engineering setting. Consequently, it highlights the role technologies such as virtual reality and building information modelling have to play in digital transformation.

13. Grant Thornton 17,000 staff

Accountancy network Grant Thornton identifies industries such as financial services and online retail as being leaders in digital transformation and offers assistance from setting digital goals to identifying the necessary technology.

12. BCG - 19,000 staff

Boston Consulting Group is a firm of management consultants based in the city from which its name is derived. The company identifies four pillars of digital transformation, including digitising customer relationships and harnessing data.

11. Deloitte (Consulting & Digital Divisions) - 20,000 staff

Big Four professional services firm Deloitte talks of digital transformation enabling “digital maturity”, which consists of more than just technology, having organisational, operational and behavioural components as well.

10. Mckinsey - 25,000 staff

Management consultants McKinsey identifies five key factors to a successful digital transformation: digital-savvy leaders; building a workforce of the future; empowering new ways of working; upgrading day-to-day tools; and communicating frequently.

9. DXC - 59,000 staff

US-based IT services firm DXC technology says that its provision of an enterprise technology stack can help companies to become “21st century” businesses.

8. KPMG - 64,000 staff

One of the Big Four accounting companies, KPMG’s digital transformation consulting efforts recommend analysis of the companies “born digital”, and the adoption of a “digital first” mindset.

7. PwC Consulting - 167,000 staff

Professional services network PwC says it helps its customers to achieve “durable” growth via a digital transformation programme consisting not just of technology, but agility and adoption.

6. Infosys - 196,000 staff

Indian business and IT consultant Infosys emphasises the short shelf life of previously unassailable heavyweights like Sears and Blockbuster to drive home the fact that without digital transformation, companies become stuck on technology islands of their own making.

5. Cognizant - 211,000 staff

Multinational IT services firm Cognizant has put out a paper called “How to win the digital transformation game”, emphasising its belief that failing to digitally transform risks companies falling behind.

4. EY - 241,000 staff

London-based professional services multinational EY articulates its approach to digital transformation as being intended to “unlock human potential” by developing “new and better ways of working”. 

3. Tata Consultancy Services (TCS) - 367,000 staff

A subsidiary of Indian conglomerate Tata group, Tata Consultancy Services is the world’s largest dedicated IT services provider. As well as implementing the solutions of other providers, it actively researches and invests in its own tools, with internal rewards for innovation.

2. Accenture - 442,000 staff

Dedicated professional services firm Accenture divides the possibilities of digital strategies into three parts: engaging with digital customers; becoming a digital enterprise, and developing new business models.

1. IBM Global Business Services - 517,000 staff

American technology giant IBM’s professional services arm, IBM Global Business Services, partners with companies to help them become “cognitive enterprises” making use of emerging technologies such as cloud

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Jun 4, 2021

Logi Analytics Webinar: Meet the speaker

2 min
Join Technology Magazine and Logi Analytics for this exclusive webinar as we explore the revolutionary power of next-generation embedded analytics

Data allows business owners to leverage digital insights and embrace the power of data-driven business intelligence to make more informed decisions that are better for business growth and evolution. By using data to drive its actions, an organisation can contextualise and/or personalise its messaging to its prospects and customers for a more customer-centric approach.

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The webinar will be led by Constellation Research’s Principal Analyst, Doug Henschen, who focuses on data-driven decision-making. Henschen’s Data-to-Decisions research examines how organisations employ data analysis to reimagine their business models and gain a deeper understanding of their customers.

Henschen's research acknowledges that innovative data analysis applications require a multi-disciplinary approach starting with information and orchestration technologies, continuing through business intelligence, data visualisation, and analytics, and moving into NoSQL and big-data analysis, third-party data enrichment, and decision-management technologies.

Constellation Research is a technology research and advisory firm based in Silicon Valley. Prior to joining Constellation, Doug Henschen led analytics, big data, business intelligence, optimisation, smart applications research, and news coverage at InformationWeek.

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