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GLG
We connect global leaders to the power of perspective to help them achieve a strategic edge.
Company Information
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Conpas Rating

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Overview

GLG is the world's leading platform connecting business to insight, with 1M+ member-experts and ~2,000 employees providing 24/7 expert insight within a rigorous compliance framework across all major industries.

Groups

Number of Employees

1,001-5,000

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Services Provided

ConsultingDigital Solutions

Capabilities
Industries
Serviced Businesses
Footprint
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Regions

Asia, Europe, Middle East, North America, Oceania

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Countries

Australia, China, Hong Kong, India, Ireland, Japan, Singapore, South Korea, United Arab Emirates, United Kingdom, United States Of America

Additional Information
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Year of foundation

1998

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Structure

Privately Held

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Industry

Professional Services

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Community & Impact

Offers Discounts for NGOs , Offers Pro Bono Services

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About

About Us

The World's Leading Platform for Trusted Human Expertise

For over 25 years, GLG — Gerson Lehrman Group — has been the preferred insights partner for the world's most innovative and ambitious companies. We operate the largest and most varied expert network on earth, with hundreds of new experts recruited every day and more than one million practitioners available across every major industry and geography. Our clients include the majority of the top 10 global banks, consultancies, technology companies, law firms, and pharmaceutical corporations. Headquartered in New York with offices spanning the Americas, Europe, India, the Middle East, and Asia-Pacific, we service global clients with localized expertise and 24/7 coverage. At the intersection of human intelligence and AI-powered technology, GLG is where the future of professional decision-making is being shaped — and where it belongs.

Who we are

Smart, Curious People Who Believe in the Power of Insight

GLGers are the engine behind the world's insight network. We are client-aligned teams of researchers, strategists, technologists, and business development professionals working across more than a dozen vibrant cities — from New York and London to Singapore, Dubai, and Mumbai. We act as an extension of our clients' core teams, not just providing data but facilitating the human connections that unlock nuanced understanding and strategic foresight. Our Associates, analysts, and leaders combine high performance with genuine curiosity and compassion: welcoming clients, experts, and notable guests into our offices to explore new ideas, hosting events on the most pressing questions of the moment, and constantly pushing the boundaries of how insight is gathered, synthesized, and applied. The future is shaped here — and we wouldn't have it any other way.

What we do

Go Beyond the Widely Known

GLG connects leading professionals to the expertise they need to make their most critical decisions with confidence. We do this across the full research lifecycle. Through Expert Calls and Meetings — one-on-one or moderated, live or AI-assisted — clients engage directly with hard-to-reach practitioners for bespoke, private conversations. Our Expert Content Library delivers original, unblinded senior-level transcripts and perspectives on demand, refreshed daily and safe for team-wide consumption. Research services including surveys, sample sourcing, and expert-led studies give clients quantitative and qualitative depth at speed and scale. Our Events programming — virtual roundtables, in-person site tours, summits, and seminars — connects decision-makers with the authoritative voices shaping markets right now. And through Advisory and Placements, we embed elite operators — seasoned executives, PhD academics, deep technical specialists, and on-the-ground practitioners — as deal advisors, board directors, fractional executives, and expert witnesses at the moments that matter most. All of this is powered by myGLG, our reimagined AI-native client platform that lets teams Ask, Match, Gather, and Synthesize with a precision and speed that was simply not possible before.

Our Purpose

We Bring the Power of Insight to Every Great Professional Decision

That is our purpose — and it guides everything we do. In a time of unprecedented pace of change, the difference between a good decision and a great one often lives in the mind of a single expert. We exist to close that gap. We believe that trusted human expertise — the knowledge earned through years of first-hand experience, the perspective that only comes from being in the room — is the most valuable strategic asset any organization can access. Our mission is to make that asset available to every ambitious professional who needs it, faster and with greater confidence than ever before. Let's build the future, together.

Our Values

High Performance With Compassion

Our GLG values are the bedrock of how we treat our clients, our experts, our teammates, and the communities in which we do business. We combine a relentless drive toward excellence and impact with genuine care for the people around us. We are endlessly curious — always learning, always questioning, always seeking the perspective that changes the equation. We prize integrity and operate with a deep sense of responsibility, leading the industry in compliance and verification practices because trust, once broken, cannot be easily rebuilt. We believe our differences make us smarter, and so we pursue diversity of thought, background, and experience as a competitive advantage, not a checkbox. And we move at the speed our clients demand without ever sacrificing the nuance or rigor that defines our work.

Why working with us

The GLG Difference

Three things set us apart, and they compound with every engagement. First, our network is unparalleled in quality and depth. The most difficult-to-reach experts — former C-suite executives, PhD academics, deep technical specialists, on-the-ground practitioners — consistently choose to work with GLG because of the trust, the reach, and the exclusive programming we provide them. Our teams precisely match clients to authoritative voices that make the real difference when the stakes are high. Second, GLG is the most trusted research environment in the industry. Our screening process checks relevant experience, identity, proprietary behavioral data, and third-party data sources. We have built the industry's largest team of compliance professionals and purpose-built software to enforce client-specific compliance protocols — because confidence in your sources is paramount. Third, our global and specialized service teams operate the way you do, at the speed of your workflows, with 24/7 coverage and the nuance to understand your asks without lengthy briefings. From white-glove dedicated servicing to the AI-powered myGLG platform and direct integrations into your existing ecosystem, GLG meets your team wherever you work.

Sustainability

Measuring What Matters, Building What Lasts

As a professional services, asset-light organization, GLG's environmental footprint is modest — but that does not diminish our responsibility to understand it, disclose it honestly, and work to reduce it over time. In 2024, we completed our inaugural comprehensive greenhouse gas inventory covering Scopes 1, 2, and relevant Scope 3 categories, which received third-party limited assurance verification from KERAMIDA, Inc. under ISO 14064-3:2019. Total verified emissions for Calendar Year 2024 were approximately 15,900 metric tons of CO₂e. We operate a cloud-based, distributed, remote-capable model that provides natural resilience against physical climate risks, and we see a growing opportunity to bring our expert network to bear on clients' own sustainability and ESG challenges as demand for that expertise rises. We have published our inaugural Climate-Related Financial Risk Report in alignment with the TCFD framework and California's SB 261, and we are committed to strengthening our governance, metrics, and disclosures as our climate program matures. We have not yet adopted formal SBTi-aligned reduction targets, but we are actively evaluating the right pathway — anchored to our verified 2024 baseline, and guided by what is practical, credible, and aligned with our business model.

Community & Impact

Driving Progress Through Social Impact

The communities where we work and operate are not a backdrop to our business — they are part of it. Through our Social Impact work, GLG has increased donations and pro bono support for racial justice organizations, reflecting a belief that the private sector has a meaningful role to play in addressing longstanding societal inequities. We recognize that increasing supplier diversity creates a competitive advantage for GLG and a positive impact on the global community, and so we actively track and grow our partnerships with Minority-Owned, Women-Owned, LGBT-Certified, Veteran-Owned, and Disabled Business Enterprises. We also open our offices around the world to clients, experts, and notable community voices — hosting events, roundtables, and learning sessions that enrich the professional conversation far beyond any single engagement. We are endlessly curious, and we believe that curiosity, shared openly, is itself a form of community.

Inclusion & Diversity

Our Differences Make Us Smarter

Because our business is built on the power of first-hand expertise and diversity of perspectives, a commitment to diversity, equity, and inclusion is at the heart of what we do and who we are. We field diverse slates of candidates for open roles, invest in training and education that leverage GLG's unique expert population, and sustain a global network of Diversity Networks — employee communities that foster an inclusive workplace through recruiting and outreach, mentoring, development opportunities, and safe spaces for GLGers to share experiences and support one another. GLG has a zero-tolerance policy on harassment and discrimination in all forms, supported by annual mandatory training for every employee and an anonymous whistleblower hotline. Employment at GLG is based solely on merit and professional competence — full stop. We extend this same commitment to our expert network, working actively to grow the representation of diverse voices across our one-million-plus member community, and to our supply chain, where we track and expand partnerships with certified diverse suppliers. Our promise: we are building a company where every employee, every expert, and every partner has the opportunity to thrive.

Awards & Accreditations

Recognized as the First Choice for Ambitious Companies

GLG has spent more than 25 years earning — and maintaining — its position as the world's leading platform for trusted human expertise. Our clients include the majority of the top 10 global banks, consultancies, technology companies, law firms, and pharmaceutical corporations, a distinction that refl... See more

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