For evidence grading methodology (A1/A2/B/C/D), CO_APPEARED_WITH definitions, and defamation-safe phrasing standards, see GOY-00: Overview & Methodology.
Leon Black, co-founder of Apollo Global Management, appears in more Epstein-related documents than any figure outside the core conspiracy. Neo4j mining across 5.37 million nodes identifies 200+ document references, 300 relationships, 144 co-appearance names, and 1 confirmed flight on Epstein's jet N909JE (TEB→BED, April 15, 2012). Black paid Epstein approximately $170 million between 2012 and 2017 — the largest documented payment to Epstein after Les Wexner's $46 million USVI wire. The corpus contains evidence of Epstein advising a 22-year-old Eastern European model named Anastasiya Siroochenko who later entered Black's orbit; coordinating FSB threats and surveillance operations against Black's Russian mistress Guzel Ganieva via Brad Karp (Paul Weiss chairman); and FBI cellmate allegations of assault at Epstein's residence. Epstein's internal notes reference a "pot that is old and cold and off book" — funds Black owed but refused to pay. The $4 million MIT Media Lab gift from Black was routed through Epstein via Joi Ito. FBI internal emails from 2023-2024 show investigators conducting follow-up inquiries about Leon Black. Despite this documentary density, Black has never been charged with any crime.
| EFTA Number | Date | Content |
|---|---|---|
| EFTA00760314 | 2010-04-22 | Anastasiya Siroochenko "Clouds taken by me!" email to Epstein |
| EFTA01810914 | 2010-04-22 | Epstein "education" lecture to Siroochenko — "you are 22" |
| EFTA02425842 | 2010-04-22 | Siroochenko reply — "I will try to take my life seriously" |
| EFTA02498005 | 2015-07-06 | Epstein leverage list re Guzel — "visa crime. terrorist cyber. son school" |
| EFTA02494442 | 2015-07-14 | Epstein FSB threat to Guzel — "vrag naroda" |
| EFTA02369874 | 2015-08-08 | Surveillance: "see if connection between guzel and Victoria Gol" |
| EFTA02356173 | 2015-08-03 | Fabrice/Rothschild requesting Black contact via Epstein |
| EFTA00716397 | ~2015 | Guzel early reference |
| EFTA00840701 | ~2015 | Guzel documentation |
| EFTA02618310 | 2018-10-18 | "got 50 mil from my big or his wife" — Guzel apartment/school |
| EFTA02655872 | 2017-03-29 | Epstein to Karp: "it was you and Karp that were out of control" |
| EFTA02653970 | 2017-03-29 | Karp replies "Oh dear" — follow-up on Guzel situation |
| EFTA02640204 | 2017-08-15 | Subject "leon" — fee dispute: "partners screaming, howard marks, ressler" |
| EFTA01018783 | ~2016-2017 | Guzel mid-period correspondence |
| EFTA01614945 | ~2016 | Guzel reference |
| EFTA02618323 | 2018-10-28 | Epstein to unknown: "Guzel?" |
| EFTA02618371 | ~2018 | Guzel threat escalation |
| EFTA02494431 | ~2015 | Guzel financial arrangement |
| EFTA02618544 | 2018-10-25 | Epstein to Karp: "pot that is old and cold and off book" |
| EFTA02618510 | 2018-10-25 | Karp: "He just waved me off" — Black refusing payment |
| EFTA02607840 | 2019-01-14 | "Mr Big" surveillance — "Debra had attacked him in the street" |
| EFTA02607630 | 2019-01-14 | "Mr Big" follow-up — "Elena Ulanaky allegedly supported by mr big" |
| EFTA01648946 | 2025-07-24 | FBI cellmate summary — Leon Black assault allegations |
| EFTA01648951 | 2025-07-24 | FBI cellmate summary — duplicate with additional detail |
| EFTA00964966 | 2013-07-16 | Apollo tax analysis — "after-tax financial outcomes for Leon" |
| EFTA00662339 | ~2013-2014 | Financial transaction record |
| EFTA01053315 | ~2013-2014 | Financial record |
| EFTA01460821 | ~2014 | Deutsche Bank financial record |
| EFTA00151209 | ~2012 | Early financial record |
| EFTA02218061 | ~2015 | Financial arrangement |
| EFTA01979869 | ~2015-2016 | Payment record |
| EFTA02251786 | ~2016 | Financial documentation |
| EFTA02046098 | ~2015 | Tax-related documentation |
| EFTA02252122 | ~2016 | Financial series (tax structures) |
| EFTA02252236 | ~2016 | Financial series (estate planning) |
| EFTA02252359 | ~2016 | Financial series (gift tax) |
| EFTA02523369 | ~2017 | Financial late period |
| EFTA02597752 | ~2017-2018 | Financial arrangement late period |
| EFTA02249986 | ~2016 | Financial documentation |
| EFTA01187236 | ~2014-2015 | Mid-period financial record |
| EFTA02563267 | ~2017 | Financial late period |
| EFTA00698652 | 2014-12-24 | Joi Ito: "$4m gift from Leon Black via wire transfer" confirmed |
| EFTA02387382 | ~2014 | Academic correspondence |
| EFTA02391756 | ~2014 | Academic arrangement |
| EFTA00630696 | ~2013 | Academic/institutional correspondence |
| EFTA00317138 | ~2012-2013 | Academic/institutional |
| EFTA00650224 | ~2013-2014 | Art-related correspondence |
| EFTA00948861 | ~2013 | Art/other |
| EFTA00284908 | ~2014 | Dinner party list: Rod-Larsen, Black, Barak, Geitner, Staley |
| EFTA00674125 | ~2014 | Joi Ito "Fwd: Signed Leon D. Black agreement" |
| EFTA00464610 | 2017-11-27 | "Leon wants to see you at 9" scheduling email |
| EFTA01088276 | 2013-04-03 | Black Family Estate Planning Documents |
| EFTA00587156 | 2013-04 | Black Family Estate Planning Meeting Agenda |
| EFTA01110701 | 2012-06 | Black Family Trust Structure |
| EFTA01201537 | 2014-10-22 | Narrows Holdings LLC (art entity) summary |
| EFTA01087882 | 2013-05 | Letter to Debra, Victoria, Benjamin, and other Black family |
| EFTA00990308 | 2014-05-20 | LDB Foundation formation — "follow up to yesterday's meeting" |
| EFTA02731475 | 2023-05-31 | FBI internal: "RE: Leon Black" follow-up emails |
| EFTA02731630 | 2024-03-05 | FBI NY: "Re: Leon Black" investigation correspondence |
| EFTA02731648 | 2023-07 | FBI: "Leon Black follow up" investigation |
| Part | Title |
|---|---|
| Part 1 | THE $170M QUESTION |
| Part 2 | THE BREAKFAST MEETINGS |
| Part 3 | THE ROTHSCHILD BANK PITCH |
| Part 4 | THE CLOUDS EMAIL |
| Part 5 | GUZEL GANIEVA — "MR. BIG" |
| Part 6 | THE FSB THREAT |
| Part 7 | THE LEVERAGE LIST |
| Part 8 | THE SURVEILLANCE CAMPAIGN |
| Part 9 | BRAD KARP — THE FIXER'S FIXER |
| Part 10 | THE PAYMENT LEVERAGE |
| Part 11 | FBI CELLMATE ALLEGATIONS |
| Part 12 | THE NAME CONCEALMENT |
| Part 13 | MIT MEDIA LAB PIPELINE |
| Part 14 | THE ART & TAX ARCHITECTURE |
| Part 15 | THE MODEL PIPELINE |
| Part 16 | APOLLO GLOBAL CONNECTIONS |
| Part 17 | CROSS-NETWORK ANALYSIS |
| Part 18 | FBI FOLLOW-UP (2023-2024) |
| Part 19 | DEBRA BLACK — FAMILY AWARENESS |
| Date | Event | Grade | Source |
|---|---|---|---|
| 2010-04-22 | Siroochenko "Clouds taken by me!" email; Epstein "education" lecture | A2 | EFTA00760314, EFTA01810914 |
| ~2011-2012 | Siroochenko correspondence with Epstein continues (hair, scheduling) | A2 | Mining Phase 10 |
| 2012-04-15 | Leon Black flies on N909JE (Epstein's jet) TEB→BED | A1 | Flight records |
| 2012-06 | Black Family Trust Structure document in Epstein's possession | A2 | EFTA01110701 |
| 2013-04-03 | Black Family Estate Planning meeting agenda — "Provisions for Debra" | A2 | EFTA00587156 |
| 2013-07-16 | Apollo tax analysis emailed to Epstein by Patrick Fenn | A2 | EFTA00964966 |
| ~2014 | Dinner party planning: Rod-Larsen, Black, Barak, Geitner, Staley | A2 | EFTA00284908 |
| 2014-05-20 | LDB Foundation incorporated per Epstein direction | A2 | EFTA00990308 |
| 2014-10-22 | Narrows Holdings LLC art entity term sheet | A2 | EFTA01201537 |
| 2014-12-24 | "$4m gift from Leon Black" confirmed at MIT Media Lab | A1 | EFTA00698652 |
| 2015-07-03 | Epstein compiles leverage list against Guzel — "visa crime. terrorist cyber" | A2 | EFTA02498005 |
| 2015-07-14 | Epstein FSB threat to Guzel — "vrag naroda" — $50K/month offer | A2 | EFTA02494442 |
| 2015-08-03 | Rothschild associate requests Black contact via Epstein | A2 | EFTA02356173 |
| 2015-08-08 | Surveillance: investigating Guzel's connections | A2 | EFTA02369874 |
| 2017-01-25 | Siroochenko email to "jeffrey E." — 7-year relationship persists | A2 | EFTA02351120 |
| 2017-03-29 | Epstein to Karp: "it was you and Karp out of control"; Karp: "Oh dear" | A2 | EFTA02653970 |
| 2017-08-15 | Subject "leon" — Epstein accounting of favors owed | A2 | EFTA02640204 |
| 2017-11-27 | "Leon wants to see you at 9" scheduling | A2 | EFTA00464610 |
| 2018-10-18 | "Guzel got 50 mil from my big or his wife" — apartment, school | A2 | EFTA02618310 |
| 2018-10-24/25 | "Pot that is old and cold and off book" — Karp: "waved me off" | A2 | EFTA02618544, EFTA02618510 |
| 2018-10-28 | Epstein emails "Guzel?" — single-word inquiry | A2 | EFTA02618323 |
| 2019-01-14 | "Mr Big" surveillance reports — "Debra attacked him in the street" | A2 | EFTA02607840, EFTA02607630 |
| 2019-07-06 | Epstein arrested — Black relationship becomes public | B | Public record |
| 2021-03 | Black steps down as Apollo CEO citing Epstein scrutiny | B | Public record |
| 2023-05/07 | FBI internal "Leon Black" / "Leon Black follow up" emails | A1 | EFTA02731475, EFTA02731648 |
| 2023 | Black settles with USVI for $62.5M | B | Public record |
| 2024-03-05 | FBI NY "Re: Leon Black" investigation correspondence | A1 | EFTA02731630 |
| 2025-07-24 | FBI cellmate interview summary — Black assault allegations | C | EFTA01648946 |
| 2026-02-04 | Brad Karp resigns as Paul Weiss chairman | B | Public record |
| 2026-02-13 | Bloomberg "Leon Black Files" published | B | Public record |
This dossier draws from:
All queries were read-only. No data was written to Neo4j. Evidence grades follow the GOY-00 methodology: A1 (DOJ investigative), A2 (Epstein's files), B (secondary), C (FBI intake/weak), D (inference).
$GIF — Goy Investigation Fund — GOY-12 — v1.1 — February 16, 2026