2026 Best Consulting Firms for International Opportunities
Grant Thornton Stax
Grant Thornton Stax partners with clients exclusively within the private equity investment ecosystem, specializing in key sectors: software/technology, industrials, business services, healthcare, consumer, education, and the events ecosystem....
Boston Consulting Group (BCG)
With 33,000 employees in more than 100 offices in more than 50 countries and regions, Boston Consulting Group ranks as one of America’s largest private companies, according to Forbes. The firm partners with leaders in business and society to...
Roland Berger
From its humble beginnings as a one-man consulting firm, Roland Berger has grown forcefully and developed a sizable global footprint. The market leader in Germany and the only native European consultancy to boast an international presence, its...
Arthur D. Little
An acknowledged thought leader in linking strategy, innovation and transformation in technology-intensive and converging industries, Arthur D. Little helps clients navigate changing business ecosystems to uncover new growth opportunities; in so...
OC&C Strategy Consultants
OC&C Strategy Consultants focuses on answering strategic questions facing clients from first principles, based on market, customer, and competitor realities, rather than operational status quo and constraints. That's a strategy, the firm...
Applied Value Consulting
Applied Value Consulting was founded in 1997 by Bruce Grant and Jan Stenbeck as an action-oriented management consultancy focused on enhancing clients’ financial value and delivering lean, expedient growth solutions. Established on a combination...
Bain & Company
Bain & Company is a global consultancy that helps the world’s most ambitious change-makers define the future. Across 62 cities in 40 countries, the firm works alongside clients as one team with a shared ambition to achieve extraordinary...
Advancy
Advancy was founded in 1999 by Eric de Bettignies, a former Kearney consultant. Since its inception, the company has grown to more than 280 management consultants based out of offices in France, North America, South America, China, Britain,...
Kaiser Associates, a Sia Company
Kaiser Associates provides employees with a distinctive consulting experience that combines the client prestige and diverse opportunities of a large firm with the close-knit community of a small firm. With support from senior leadership and an...
Inizio Ignite, Putnam
Inizio Ignite is a global advisory partner that serves the health and life sciences industry. The firm operates though the following main units: Research Partnership, Putnam, Vynamic, and STEM. The firm collaborates with clients to ignite...