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GLG

Connect with expert practitioners to inform professional decisions worldwide.

Web-based
01 — Overview

What GLG does

Investment teams at family offices frequently need expert perspective on private companies, industries, or regulatory environments that no public database can provide. GLG, founded in 1998 as Gerson Lehrman Group, built the expert network category and connects clients to a pool of approximately 1.2 million professionals spanning every industry, geography, and seniority level. For investment professionals conducting pre-deal diligence, sector analysis, or portfolio company assessments, GLG offers structured access to former executives, operators, and subject-matter specialists who can speak to first-hand experience rather than aggregated data.

Private equity firms are explicitly listed among GLG's primary client segments, and the platform's case studies include deal team support for PE clients evaluating niche assets and competitive landscapes. Family office investment teams conducting similar work would engage GLG through several distinct formats:

  • GLG Calls: one-on-one or multiparty conversations with individual experts on a specific topic
  • GLG Surveys: quantitative research fielded to targeted B2B expert respondents
  • GLG Integrated Insights: managed projects combining expert interviews, market assessments, and competitive analysis
  • GLG Qualitative: moderated focus groups and discussion panels
  • GLG Library: subscription access to event transcripts and research replays

The myGLG client portal allows users to search the network directly, launch projects, and synthesize findings across past transcripts. GLG also maintains an industry-leading compliance framework with a dedicated global team that manages conflicts of interest and restricts the sharing of confidential information, which matters to investment teams concerned about material non-public information exposure. Pricing is not publicly disclosed, which is typical for engagement-based expert network models. Teams that need ad hoc access rather than ongoing subscription volume may find the cost structure less suited to occasional use.

GLG connects clients to the subject-matter experts who can provide real-world insights to make informed decisions.

On GLG, from a family-office user
02 — Product & capabilities

What it covers

Core tasks
  • Pre-deal investment diligence via expert interviews
  • Competitive landscape and market assessment research
  • Quantitative B2B surveys with targeted expert respondents
  • Sector analysis and industry trend monitoring
  • Portfolio company strategy and growth opportunity research
  • Access to event transcripts and on-demand research content
Notable features
  • GLG Calls: one-on-one, translated, or multiparty expert conversations
  • GLG Surveys: B2B quantitative research from expert respondents
  • GLG Integrated Insights: managed market assessments and competitive analyses
  • GLG Qualitative: focus groups, workshops, and moderated discussion panels
  • GLG Events: virtual and live roundtables, webcasts, and teleconferences
  • GLG Library: subscription access to transcripts, replays, and research content
  • myGLG portal: direct network search, project management, and transcript synthesis
  • Compliance framework with dedicated global team managing expert engagement
Platform & technology
Artificial IntelligenceData Ingestion
03 — Company

The firm behind it

Ownership
Privately held
Software type
Web-based
Headquarters / markets
United States, United Kingdom, Hong Kong
Offices
New York, Austin, London, Hong Kong, Dubai, Dublin, Gurugram, Mumbai
Key people
GGemma PostlethwaiteChief Executive Officer
MMoe AliChief of Asia-Pacific
MMary BurkeChief Commercial Officer
CCameron FosterChief Strategy Officer
LLee GavinChief Human Resource Officer
FFell GrayChief Marketing Officer
JJohn LondonoChief Product Officer
LLaurence HermanGeneral Counsel
EEu-Gene SungChief Financial Officer
04 — Clients & fit

Who it’s for

Built for Investment Teams, CIO / Investment Office, Single Family Office (SFO), Multi Family Office (MFO).

05 — Support & onboarding

Getting it running

Dedicated account manager; team of professionals works with clients to design tailored research approaches.