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73 Strings

Portfolio data extraction, monitoring and valuation for alternative asset managers

73 Strings automates the collection and normalization of portfolio-company financials from unstructured documents for private equity, private credit, infrastructure and venture managers. Its valuation module produces audit-ready fair-value outputs across equity and debt holdings, and backers such as Blackstone, Goldman Sachs Alternatives and Hamilton Lane are also clients.

GAII take
Callisto acquisition (Sep 2026) pushes it from post-deal monitoring into diligence; test valuation audit trails with your administrator and auditor.
Website
73strings.com
Headquarters
New York, NY, USA
Founded
2021
Company type
Startup
Funding
$65M · Series B
Latest round
Series B · $55M · Feb 2025
Status
Active
Founders
Yann Magnan, Abhishek Pandey, Sambeet Parija
Investors
Goldman Sachs Alternatives, Blackstone Innovations Investments, Fidelity International Strategic Ventures, Hamilton Lane, Golub Capital, Broadhaven Ventures
Named customers
Blackstone, Hamilton Lane, Bridgepoint, Eurazeo, Wendel Group, Investec, Groupe Bruxelles Lambert (GBL), Sofina
Also in
Modeling & Analyst Productivity
Buyer
Private equityPrivate creditVenture capitalAllocators & LPs
Asset class
Private equityPrivate creditReal assets
Workflow
Modeling & valuationRisk & monitoringReporting & IR
Ai capability
Document extractionAgents & automation
Delivery
SaaS application

GAII ID GAII-T0001 · Updated 2026-10-22 · Compiled from public sources for educational and informational purposes. Not investment advice.