Expert network investing is how institutional fund managers bypass the noise and talk directly to people who have lived inside the industry they are underwriting.
The model is simple: a hedge fund wants to understand what is really happening with semiconductor inventory in Q2. Instead of reading sell-side research, they pay GLG $1,500 to connect them with a former VP of Supply Chain at a major fab in 48 hours. That conversation either validates the thesis or kills it — and either way it is worth more than another analyst report.
The four dominant platforms — GLG (~$800M in annual revenue), AlphaSights (~$500M), Tegus (~$200M ARR), and Guidepoint — collectively run tens of thousands of expert sessions per month. The question is whether that infrastructure makes sense for every type of investor, or whether it is optimized for a specific kind of capital.
How Expert Networks Work
The mechanics are straightforward. An investor submits a research request — sector, seniority level, specific role or company background required. The platform's matching team identifies candidates from their database of former executives and practitioners, screens them for compliance conflicts, and sets up a call within 24–72 hours.
1. Submit Request
Investor specifies sector, seniority, and company background needed
2. Expert Matching
Platform screens database and proposes 3–5 candidates within 24–48 hours
3. Compliance Review
Both parties sign NDAs; expert confirms no material non-public information
4. Session + Billing
$500–$2,000/hour charged per session; transcript or notes retained by investor
Compliance is the friction point. Experts are prohibited from discussing MNPI, active employment obligations, or upcoming earnings. The best platforms run proprietary compliance algorithms to flag potential issues before the call connects — but the responsibility ultimately falls on both parties.
The Major Expert Network Platforms Compared
GLG (Gerson Lehrman Group)
~$800M annual revenueNetwork: 1M+ experts
Best for: Large institutional funds, management consulting, corporate strategy
Pricing: $5,000–$15,000/month platform fee + $600–$2,000/session
Dominant by volume; best for investors who run 50+ calls/month
AlphaSights
~$500M annual revenueNetwork: 700,000+ experts
Best for: Private equity diligence, management consulting, sell-side research
Pricing: $3,000–$10,000/month + per-session fees
Known for expert quality and matching speed; strong PE relationships
Tegus
~$200M ARRNetwork: 50,000+ pre-recorded transcripts
Best for: VC funds, growth equity, any fund doing sector research at scale
Pricing: $15,000–$50,000/year subscription (all-you-can-read transcripts)
Best ROI for sub-$500M funds; no per-session billing for archive access
Guidepoint
Private (Francisco Partners)Network: 1M+ advisors
Best for: Corporate clients, mid-size funds, M&A diligence
Pricing: Competitive per-session rates; flexible subscription structures
Often positioned as the price-competitive alternative to GLG
How Different Investor Types Use Expert Network Investing
The same platform gets used very differently depending on who is paying. A hedge fund running a long-short equity book uses GLG to understand channel inventory ahead of earnings — that is an information arbitrage play with a very short payback window. A PE firm doing diligence on a $500M industrial acquisition uses AlphaSights to map the competitive landscape and assess management quality. These use cases justify high per-session costs.
Hedge Funds
Volume: 20–100+ sessions/month
Focus: Earnings intelligence, competitive dynamics, channel checks, short thesis validation
Core infrastructure — justify full platform subscription
Private Equity
Volume: 10–30 sessions/deal
Focus: Market sizing, management assessment, customer and competitor interviews
High ROI for $100M+ acquisitions; cost is trivial vs. deal size
Venture Capital
Volume: 2–10 sessions/deal (if at all)
Focus: Market validation, sector dynamics, founder background verification
Often not worth a full subscription; Tegus or selective sessions better
VC funds under $200M in AUM are in an awkward spot. They need the same quality of diligence as PE, but the deal economics are different — a $3M seed check does not have the same margin for a $5,000 diligence budget that a $150M buyout does. Most sub-$200M funds I talk to run 0–5 expert network sessions per month, which rarely justifies a full GLG or AlphaSights subscription.
When Expert Network Investing Pays Off (and When It Doesn't)
Pre-investment diligence on a $5M+ check in an unfamiliar sector
One $1,500 call can surface a fundamental market thesis flaw — or confirm you're early to a real shift. The cost is trivial relative to the check size.
Validating a founder's domain expertise claims
A 30-minute call with a former peer or manager from the founder's background is often more valuable than any reference provided by the company.
Ongoing portfolio monitoring
Most VC firms rely on quarterly founder updates and board access instead of paying $1,500/session for sector intelligence they should be building through their network.
Seed-stage market validation before writing a $500K check
The call may cost 0.3% of the investment. Better to use a Tegus subscription or your existing network of domain contacts.
Understanding a sector you plan to invest in repeatedly over 3–5 years
A $20,000/year Tegus subscription gives you unlimited access to thousands of transcripts covering most major sectors — better unit economics than per-session billing.
Building a Proprietary Expert Network Instead
The most sophisticated VC firms do not rely primarily on GLG or AlphaSights. They spend years cultivating a proprietary network of 30–100 domain experts per vertical — former operators, technical founders, and industry practitioners who take their calls because of relationship capital, not platform billing.
The math here is stark. A VC firm that builds genuine relationships with 20 senior people in enterprise software, healthcare, or defense does not need to pay $1,500 to talk to a credible expert. The call happens over coffee at a conference, or via a WhatsApp message to someone they backed or met a year ago.
How top VC funds build proprietary expert networks:
- → Conference and LP relationships: every major conference is a credentialing event for domain introductions
- → Founder reference chains: every diligence call generates 2–3 new contacts to add to the network
- → Advisory board positions: non-dilutive relationships that create regular access to senior practitioners
- → Portfolio company executive networks: operators in your portfolio become your best sector intel
- → LinkedIn and X/Twitter: consistent publishing creates inbound from exactly the experts you want to know
Track your fund's diligence depth and sector coverage on the Benchmarking Dashboard and compare how top-quartile funds allocate their research time via the VC Performance tracker at Value Add VC.
The best expert network is the one you built yourself over years.
The second best is Tegus — because 50,000 pre-recorded transcripts at $20K/year beats paying $1,500 per cold introduction every time.
Track fund manager research infrastructure and performance benchmarks on the VC Performance Dashboard at Value Add VC. Originally published in the Trace Cohen newsletter.