People · Operator

Mariusz Gralewski

Named in public records as an officer, director or promoter · active 2017–2025 · Other Technology, Biotechnology

2
Companies
6
Filings
$386.2M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Preply, Inc.Other TechnologySeries D+$212.7M$799.7M2017
Aviceda Therapeutics, Inc.BiotechnologySeries D+$173.6M$707.0M2022
Operator network

Mariusz Gralewski at the center, the companies they're named on, and every other operator named alongside them — an interlock map of shared founding teams, boards and funds. Name-matched, so treat as a research lead.

Victor Patterson · 6 companies · 1 sharedVictor PattersonAllen Mask · 2 companies · 1 sharedAllen MaskLars Fjeldsoe-Nielsen · 2 companies · 1 sharedLars Fjeldsoe-Nie…Boris Shakhnovich · 1 companies · 1 sharedBoris ShakhnovichCharlie Wickers · 1 companies · 1 sharedCharlie WickersDmytro Boroday · 1 companies · 1 sharedDmytro BorodayRobert Kniaz · 5 companies · 2 sharedRobert KniazDmytro Voloshyn · 2 companies · 2 sharedDmytro VoloshynKyrylo Bigay · 2 companies · 2 sharedKyrylo BigayRoss Darwin · 2 companies · 2 sharedRoss DarwinDavid Guyer · 8 companies · 1 sharedDavid GuyerPatrick Johnson · 4 companies · 1 sharedPatrick JohnsonErin Lavelle · 3 companies · 1 sharedErin LavelleMichael Tolentino · 3 companies · 1 sharedMichael TolentinoChristoph Adams · 1 companies · 1 sharedChristoph AdamsDavid Callanan · 1 companies · 1 sharedDavid CallananDerek A. Kunimoto · 1 companies · 1 sharedDerek A. KunimotoDerek Kunimoto · 1 companies · 1 sharedDerek KunimotoJay Woods · 1 companies · 1 sharedJay WoodsMichael A. Tolentino · 1 companies · 1 sharedMichael A. Tolent…Mohamed A. Genead · 1 companies · 1 sharedMohamed A. GeneadMohamed Genead · 1 companies · 1 sharedMohamed GeneadPreply, Inc. · $212.7M raisedPreply, Inc.Aviceda Therapeutics, Inc. · $173.6M raisedAviceda Therapeutics,…Mariusz GralewskiMG
Mariusz Gralewski Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

People named alongside Mariusz Gralewski on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.

OperatorSharedTheir companies
Robert Kniaz25
Kyrylo Bigay22
Ross Darwin22
Dmytro Voloshyn22
David Guyer18
Victor Patterson16
Patrick Johnson14
Erin Lavelle13
Michael Tolentino13
Lars Fjeldsoe-Nielsen12
Allen Mask12
Paul Vukelic11
Derek A. Kunimoto11
Michael A. Tolentino11
Mohamed A. Genead11
Charlie Wickers11
Dmytro Boroday11
Boris Shakhnovich11
David Callanan11
Nancy Thomason11

People are matched by normalized name across records; a common name may merge distinct individuals. Treat as a research lead, the same way modeled valuations are directional, not quoted.