AUM
Estimated $2B+ (Mercury stake, personal holdings)
Principals
2
Principal Net Worth
$1.7B
Data Flags
Russian tobacco/retail billionaire, Mercury partner
Sergei Katsiev Family Office (Mercury Retail)
SFOHigh ConfidenceMoscow, Russia
Last verified: Jan 17, 2026
Details
- Website
- Not publicly disclosed
- Source of Wealth
- Tobacco, Retail (Mercury Group)
- Assets Under Management
- Estimated $2B+ (Mercury stake, personal holdings)
- Source File
- research/organizations/katsiev-family-office.md
- UID
- fo-katsiev-family-office
Also Known As
Sergei Katsiev Family OfficeKatsiev CapitalMercury Family Office
Team Members (5)
Related Entities (3)
Relationship Strength
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Sources (5)
- https://en.wikipedia.org/wiki/Sergei_Katsiev
- https://www.forbes.com/profile/sergei-katsiev/
- https://mabumbe.com/people/sergei-katsiev-age-net-worth-career-highlights/
- https://www.celebritynetworth.com/richest-businessmen/richest-billionaires/sergei-katsiev-net-worth/
- https://www.proekt.media/en/guide-en/igor-kesaev-fsb/
Changelog
- 2026-01-17Verified to High confidence - Forbes Real-Time $1.7B (#2279 global, #2110 on 2025 list), cross-verified with Forbes profile
- 2026-01-16Enriched with biography, Mercury Group tobacco/retail business, partnership with Igor Kesaev, updated net worth ($1.5B-$2.0B), updated confidence to Medium
- 2026-01-15Auto-generated from principal Sergei Katsiev