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Best Consulting Firms to Work For
Which firms fare best on these individual rankings of key employment factors?
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2021 Best Consulting Firms for Informal Training and Mentorship
#1
Bain & Company
The “heart” of the Big Three, Bain & Company is known as much for its ambition and future-defining innovations as it is for its culture. “A Bainie never lets another Bainie fail,” as the saying goes, because of the rich and deeply compassionate culture that puts its people first and empowers them to deliver consistently outstanding work on a global scale.
SCORE 9.846
2020 Ranking #1
Bain & Company
#2
ClearView Healthcare Partners
ClearView is a boutique consulting firm in the life sciences field. With global experience across therapeutic areas and technologies, ClearView supports strategic decision-making and growth at the product, franchise, or corporate level across across pharmaceuticals, biotechnology, medical devices, and diagnostics. ClearView's clients include a broad range of operating companies in the life sciences, from medical device and pharmaceutical companies to investors in the life sciences fields.
SCORE 9.780
2020 Ranking #4
ClearView Healthcare Partners
#3
McKinsey & Company
What can we say about McKinsey that hasn’t been said about the reigning titan of the industry? Widely considered the first and last word in consulting, this global juggernaut lives the mantra, “Different Worlds, One McKinsey,” through agile and impactful delivery of solutions across a mind-boggling diversity of practices and clients—all centered on the singular standards that earned the firm its international renown.
SCORE 9.643
2020 Ranking #3
McKinsey & Company
#4
The Keystone Group
The Keystone Group is a management consulting firm that works with mid-market manufacturing and distribution clients. The firm has four main areas of consulting expertise they provide to clients: profitable growth strategy, operational improvement, restructuring and turnaround and mergers and acquisitions. Keystone consultants come from diverse backgrounds, including banking, C-level executive positions, Fortune 100 operations management and private equity, to name a few. As a result, the Keystone team is able to support clients through all aspects of their business cycle.
SCORE 9.588
2020 Ranking #6
The Keystone Group
#5
Boston Consulting Group
Boston Consulting Group is the second largest consulting firm by revenue and consistently ranks high in our top consulting firms. The firm’s diverse, global teams bring deep industry and functional expertise to organizations, helping them to grow, build sustainable competitive advantage, and drive positive societal impact. Purpose-driven, the firm strives to drive lasting impact for its employees, clients, and society. "You will be challenged... and rewarded," say insiders.
SCORE 9.567
2020 Ranking #5
Boston Consulting Group
#6
ghSMART
Those looking to break into the consulting industry are smart to give ghSMART a closer look. As a lean yet impactful boutique, ghSMART exposes you to endless opportunities to network and develop deep relationships with powerful C-Suite clients—giving you an “on-the-ground” view of the action at an exciting leadership advisory firm. And did we mention that ghSMART is 100% employee-owned? How’s that for owning your career?
SCORE 9.516
2020 Ranking #7
ghSMART
#7
Health Advances
You don’t have to be a medical professional to advance the healthcare industry. Those passionate about technology and business strategy will find Health Advances an enriching way to make a difference in people’s lives. By specializing exclusively in healthcare, Health Advances has developed a…well…advanced level of expertise and renown, giving values-oriented jobseekers a chance to dive deep and flex their analytic muscles to solve real-world problems for future generations.
SCORE 9.440
2020 Ranking #11
Health Advances
#8
Putnam Associates
Putnam Associates is a global boutique that attracts individuals looking to make a difference in the healthcare and biopharmaceutical industries. Beyond the firm’s commitment and expertise to revolutionizing life sciences consulting is a determination to “bring out the best in each other.” Putnam’s commitment to development makes it a great choice for anybody looking to acquire practical knowledge of the industry by training alongside an enthusiastic team of likeminded professionals while delivering exceptional value to clients.
SCORE 9.384
2020 Ranking #2
Putnam Associates
#9
DeciBio Consulting
An agile life sciences consultancy that is far into its growth stage, DeciBio offers employees the excitement and challenge of a startup environment merged with the deep content knowledge and ample, hands-on learning opportunities of a much older and larger consulting firm. The scrappy, entrepreneurial spirit of the firm bodes well for candidates who are self-directed, self-motivated, and intellectually curious. DeciBio is truly a “chart-your-own-path” boutique.
SCORE 9.250
2020 Ranking #Not Ranked
DeciBio Consulting
#10
The Bridgespan Group
The Bridgespan Group is a global consulting firm that serves nonprofit organizations, NGOs, impact investing and philanthropic groups. The firm's services include consulting to nonprofits and philanthropists, leadership development support, and developing and sharing insights. Insiders at the Bridgespan Group say they enjoy the “rewarding work and high relative compensation for the non-profit sector.”
SCORE 9.230
2020 Ranking #10
The Bridgespan Group
#11
EY-Parthenon
EY Parthenon—the strategy consulting arm of the prestigious EY (Ernst & Young, to drop a name that industry outsiders will immediately spark to)—is one of the largest global strategy consultancies, with more than 700 offices worldwide. By harnessing the infrastructure of its parent organization and its international network of talented professionals, EY Parthenon offers a near-unparalleled learning experience for jobseekers looking to deepen their expertise while expanding their skillsets.
SCORE 9.051
2020 Ranking #19
EY-Parthenon
#12
Bates White Economic Consulting
Economic consulting firms are generally known for the data-intensive and rigorously analytic nature of their work. While Bates White Economic Consulting is no different, the firm seeks to differentiate itself through its bright and passionate people. It’s a firm that invests heavily in professional development and building a close-knit, collaborative culture. Bates White is a good fit for jobseekers with an interest in finance and an aptitude for analysis.
SCORE 9.039
2020 Ranking #Not Ranked
Bates White Economic Consulting
#13
Artisan Healthcare Consulting
Artisan Healthcare Consulting is a management consulting firm that provides strategic insights to healthcare product companies. The firm provides quantitative and strategic analysis to clients ranging from global pharmaceutical, biotechnology, and device companies with billion-dollar brands to emerging, venture-backed organizations that are just beginning to evaluate how to commercialize or partner their products. Artisan crafts commercial strategies, from launch to end of patent, to help clients grow and win against competition.
SCORE 8.957
2020 Ranking #Not Ranked
Artisan Healthcare Consulting
#14
Cornerstone Research
Cornerstone Research occupies a rare niche in the consulting world as a firm that specializes in economic and financial analysis for law firm clients. As a Cornerstone consultant, you may be called to provide expert testimony to commercial litigation and regulatory proceedings. While much of the financial work mirrors what you’d find at traditional economic consultancies, it’s the intersection of the legal and consulting worlds that makes Cornerstone Research an exciting and enriching opportunity.
SCORE 8.929
2020 Ranking #24
Cornerstone Research
#15
OC&C Strategy Consultants

OC&C Strategy Consultants is an international consulting firm that advises management of major multinational corporations and leading national companies, as well as governmental and other public institutions. OC&C also supports world-renown private equity firms in areas including potential investment scoping, vendor and buyer due diligence, and post-acquisition strategy. The firm brings a deep knowledge of sectors and the churn of demand to their work with clients.
SCORE 8.913
2020 Ranking #Not Ranked
OC&C Strategy Consultants
#16
ScottMadden Management Consultants
ScottMadden is a generalist boutique with deep expertise in the Energy and Corporate & Shared Services sector. The result is a combination of strategic focus and a diversified approach to consulting across a range of capabilities and services—perfect for jobseekers searching for the unique benefits of working at a smaller firm while still leveraging a wide array of skillsets and experiences. Whatever your professional background, there’s a place for you at ScottMadden.
SCORE 8.903
2020 Ranking #22
ScottMadden Management Consultants
#17
Kaiser Associates
Kaiser Associates is a global boutique with deep expertise across a diversified portfolio of practices. The firm has grown substantially since its 1981 inception—to the point that it spun off its healthcare practice into subsidiary Kx Advisors. The firm’s global reach, combined with its boutique size, allows for lots of international mobility while forming and maintaining close-knit connections with colleagues from different offices and backgrounds.
SCORE 8.891
2020 Ranking #Not Ranked
Kaiser Associates
#18
Clarkston Consulting
Though boutique in size, Clarkston Consulting’s reach is far. The firm specializes in three distinct industries—life sciences, consumer products, and retail—making it an intriguing choice for jobseekers with diverse interests and skillsets. Clients run the gamut from cosmetics brands to some of the biggest food and beverage conglomerates, all-but guaranteeing high visibility to a number of high profile engagements.
SCORE 8.824
2020 Ranking #17
Clarkston Consulting
#19
Insight Sourcing Group
Insight Sourcing Group is a management consulting firm focused exclusively on cost optimization and procurement-related services. The firm advises companies across a multitude of industries, including manufacturing, retail, financial services, health care, commercial services, and telecommunications (clients include lululemon, Aaron’s Inc., Under Armor, among others). But they are considered a market leader in the private equity space, helping PE firms gain cross-portfolio leverage and visibility and driving major cost optimization projects within portfolio companies.
SCORE 8.823
2020 Ranking #9
Insight Sourcing Group
#20
Insigniam
Insigniam is a management consulting firm that specializes in enterprise-wide transformation, transformational leadership, and managing change. A core value proposition of Insigniam’s organization transformation services is empowering clients to “build a bond and collaboration” among their people. Knowing that culture fuels strategy, Insigniam invests heavily in training and fostering entrepreneurship in the firm's own employees, so they can bring the most impactful solutions to clients.
SCORE 8.792
2020 Ranking #14
Insigniam
#21
The Poirier Group
The Poirier Group (TPG) is a boutique management consulting firm based in Toronto that specializes in delivering sustainable process and performance improvements to medium-to-large businesses across North America and internationally. TPG hires consultants with backgrounds in industrial and mechanical engineering as well as commerce and general business. Insiders say they value the flexibility and supportive environment.
SCORE 8.788
2020 Ranking #Not Ranked
The Poirier Group
#22
Eagle Hill Consulting
Eagle Hill is a family-run, woman-owned firm. The firm prides itself on “unconventional consulting”: an outside-the-box, “living lab” approach to client engagement. Innovative ideas and creative solutions are tested out within the firm before being brought to market, which puts people at the heart of the process and measures the real impact of business strategies before they are proposed to clients. The result is a sandbox working environment that encourages boldness and experimentation.
SCORE 8.771
2020 Ranking #Not Ranked
Eagle Hill Consulting
#23
The Cambridge Group
The Cambridge Group is a boutique strategy consulting firm that helps clients identify profitable new growth opportunities, optimize portfolios of products or services, unearth breakthrough innovation, reinvent categories, enhance brand equity, and optimize pricing. Services include mergers and acquisitions, corporate and business unit strategy, go-to-market activation, digital strategy, marketing strategy, innovation and design and pricing and promotion.
SCORE 8.767
2020 Ranking #Not Ranked
The Cambridge Group
#24
Oliver Wyman
Consistently recognized throughout the industry as a “Best Place to Work”, Oliver Wyman promises an “environment where exceptional people can thrive.” A large consultancy whose reach spans five continents, Oliver Wyman strives to provide its people with an entrepreneurial, non-hierarchical culture where talent people work alongside one another on complex, high-visibility client engagements. Go-getters who enjoy early responsibility and a fast-paced, driven environment will do well here.
SCORE 8.759
2020 Ranking #12
Oliver Wyman
#25
Applied Value
Applied Value is a management consulting and investment firm that is focused on enhancing clients’ financial value and delivering lean, expedient growth solutions. Management consulting has been the firm’s core business since inception, but they also invest in other companies and maintain a strong commitment to social impact work. The firm provides the tools and knowledge to empower communities to achieve sustainable prosperity.
SCORE 8.674
2020 Ranking #13
Applied Value