
McKinsey & Company is often considered the gold standard of strategy consulting firms, with a reputation for delivering high-impact results for clients. They have a global presence with over 30 offices worldwide.
Bain & Company is another highly regarded firm, known for its expertise in private equity and operations. They have a strong track record of helping clients achieve significant growth and profitability.
Boston Consulting Group (BCG) is a leading player in the strategy consulting space, with a focus on helping clients develop and implement sustainable growth strategies. Their expertise spans industries such as healthcare and financial services.
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Top Strategy Consulting Firms
The top strategy consulting firms are a highly exclusive group, with only a few firms making the cut. McKinsey & Company, Boston Consulting Group, and Bain & Company are widely considered the three top and most prestigious strategy consulting firms in the world, with a less than 1% acceptance rate for jobs at these firms.
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These three firms are among the world's largest strategy consulting firms by revenue, with McKinsey & Company generating $16 billion in revenue in 2023. Boston Consulting Group and Bain & Company also have significant revenue, with $13.5 billion and $5.8 billion respectively.
McKinsey & Company, in particular, has a global footprint, with 104 offices located in 60 countries as of 2014, making it a leader in global reach.
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Boston Consulting Group
Boston Consulting Group (BCG) is a top strategy consulting firm that's been around since 1963. It was founded by Bruce D. Henderson, a former Arthur D. Little consultant and a Vanderbilt University and Harvard Business School alumnus.
As of 2021, BCG employs 25,000 people in over 90 offices in more than 50 countries. That's a significant growth from its humble beginnings with just two consultants.
BCG is known for its international management consulting services, which is reflected in its global presence.
Here's a brief overview of BCG's history and growth:
BCG's global reach and expertise make it a go-to partner for organizations seeking strategic guidance and management consulting services.
20 Consulting Firms
After McKinsey, BCG, and Bain, the top tier typically includes several other firms. Roland Berger is especially strong in the DACH region and Europe.
Roland Berger is a top strategy firm that excels in the DACH region and Europe. Oliver Wyman has a global footprint and is strong in finance and financial services.
Oliver Wyman is a leader in finance and financial services due to its global presence. Kearney has a great culture and is strong in operations and industry.
Kearney is known for its strong operations and industry expertise. Strategy& is part of PwC and has a strong presence in the Middle East and some European offices.
Strategy& has a strong presence in the Middle East and some European offices. L.E.K. is very strong in private equity and life sciences.
L.E.K. excels in private equity and life sciences. OC&C is more niche and consumer-focused, with a stronghold in the UK.
OC&C is a consumer-focused firm with a strong presence in the UK.
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Ranking and Comparison
In the world of strategy consulting, size matters. McKinsey & Company is the largest firm, with over 30,000 employees worldwide.
McKinsey & Company and Boston Consulting Group (BCG) are the top two firms in terms of revenue, with McKinsey generating over $10 billion annually, compared to BCG's $8 billion.
Despite their size, both firms have a strong focus on innovation and technology, with McKinsey investing heavily in AI and data analytics to support its clients.
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Best Compensation (Post-MBB)
When considering post-MBB compensation, it's worth noting that top-tier firms like Oliver Wyman, Strategy&, and Roland Berger tend to pay well in certain regions.
Oliver Wyman, Strategy&, and Roland Berger in the Middle East and UK tend to pay well, making them attractive options for those in these regions.
US offices generally pay the most globally, making them a great choice for those who can access them.
Cities like London, Paris, Dubai, and Singapore are often considered hubs for business and tend to offer higher compensation packages.
Checking Glassdoor is a good way to compare salaries across different firms, with MBB firms typically paying the most, followed closely by Roland Berger and Oliver Wyman.
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The 5 Stand Apart

These top strategy and management consulting firms help shape the future of business by bringing a unique combination of insight, execution capability, and industry specialization.
Each firm is indispensable to today's most ambitious leaders, delivering lasting impact where it matters most. They help navigate mergers, launch in new markets, and craft growth roadmaps.
Whether it's global expansion or digital reinvention, these firms are at the forefront of business transformation. They make a lasting impact on businesses.
Their expertise is invaluable to leaders looking to drive growth and stay ahead of the competition.
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Industry and Expertise
Industry experience is a crucial aspect of top strategy consulting firms. They have experts with extensive knowledge in various fields, such as renewable energy and fintech.
These experts have worked with companies in different countries, giving them a unique understanding of industry best-practices. For instance, a senior expert may have worked with off-shore wind companies in the Netherlands and California, and can share valuable insights with a Japanese renewable energy client.
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A consulting firm's expertise can accelerate the decision-making process for clients. They can provide ammunition to justify unpopular decisions, such as job cuts, by providing BCG analysis to support the CEO's restructuring plans.
Here are some examples of how top strategy consulting firms leverage their industry expertise:
Industry Experience
Industry experience is a key differentiator for consulting firms like BCG. They have experts who have worked with companies in various industries and countries, allowing them to share valuable insights and best practices.
These experts have hands-on experience in specific areas, such as off-shore wind plants. For example, a senior expert who worked with companies in the Netherlands and California on off-shore wind for the last 10 years can provide valuable insights to a Japanese renewable energy client.
Consulting firms can also provide expertise in setting up fintechs in adjacent countries. They might have experts who helped set up fintechs in multiple countries, which can accelerate the decision-making process for a banking client.
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Having industry experience also means that consulting firms can support CEOs in restructuring their companies. They can provide analysis that justifies job cuts and driving digitization, making it easier for the CEO to sell the restructuring to the organization.
Here are some examples of how consulting firms can leverage their industry experience:
- Off-shore wind plants: Expertise in optimizing operation and maintenance.
- Fintech setup: Expertise in launching fintechs in multiple countries.
- Company restructuring: Expertise in driving digitization and job cuts.
Specialized Skills
Specialized skills and resources are a key part of what consulting firms bring to the table. They can help clients with everything from crafting a strategy to bringing in designers to create an optimized customer journey.
A consulting firm can help a traditional banking client establish a neo-broker, which is a trading platform like Robinhood or Trade Republic. They can also bring in designers to create an optimized customer journey.
To optimize the pricing of customers' advertisements on a multimedia platform, a consulting firm can help design the new pricing model and bring in 2 data scientists to create a machine learning model. This model will optimize pricing and maximize ad revenue.
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A consulting firm can also help an automotive client undergoing a large transformation to switch to the production of EVs. They can create a roadmap for the transition and provide 3 implementation coaches for 9 months to help drive the transformation.
Here are some examples of the specialized skills and resources that consulting firms can bring to a project:
- Designers to create an optimized customer journey
- Data scientists to create machine learning models
- Implementation coaches to help drive transformation
These specialized skills and resources can make a big difference in the success of a project.
Industry Main Players
The industry is dominated by a few key players, each with their own strengths and expertise.
Google is a major player in the industry, with its search engine being the most widely used in the world.
Baidu is another significant player, with its search engine being the most popular in China.
Amazon is also a major player, with its cloud computing services being used by many businesses around the world.
Microsoft has a significant presence in the industry, with its Azure cloud platform being widely used.
IBM has a long history in the industry, with its Watson AI platform being used in many areas, including healthcare and finance.
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Tier and Main Players
The top strategy consulting firms can be broadly categorized into two groups: the MBB (McKinsey, Boston Consulting Group, and Bain) and the tier below them. The MBB firms are widely considered the most prestigious and have a less than 1% acceptance rate.
These three firms are among the world's largest strategy consulting firms by revenue, with McKinsey & Company generating $16 billion in revenue in 2023. Boston Consulting Group had 33,000 employees in 2024, with a revenue of $13.5 billion that same year.
The MBB firms have a significant global presence, with McKinsey having 133 locations across the world and Boston Consulting Group having over 100 locations. Bain & Company, on the other hand, has a more limited global footprint with 65 locations.
Below the MBB firms, there are several other top strategy consulting firms that are often considered part of the top tier. These firms include Roland Berger, Oliver Wyman, Kearney, Strategy&, L.E.K., and OC&C.
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Here's a brief rundown of each of these firms:
- Roland Berger is especially strong in the DACH (Germany, Austria, and Switzerland) and European markets.
- Oliver Wyman has a global footprint and is particularly strong in finance and financial services.
- Kearney is known for its great culture and is strong in operations and industry expertise.
- Strategy& is part of PwC and has a strong presence in the Middle East and some European offices.
- L.E.K. is very strong in private equity and life sciences.
- OC&C is a more niche firm with a focus on consumer markets, particularly in the UK.
These firms are often considered the next tier of strategy consulting firms, with a strong reputation and a significant presence in the industry.
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