Investor · San Antonio, TX
Mariano Gomez De La Sierra
Open Mariano in the network graph →Capital
$153.3M
across filings
Active
Aug 2013
to Aug 2025
Most-connected co-filers (54)
Gerardo Gomez De La Sierra · San Antonio, TX15 sharedAltamira Capital Management, Llc · San Antonio, TX10 sharedAltamira Capital Management, Llc · San Antonio, TX9 sharedMark Quinlan · New York, NY6 sharedDavid Chanley · New York, NY6 sharedCasey Berman · ROCKVILLE, MD6 sharedJacob B. Fingert · Rockville, MD6 sharedJerry Ruddle · Basking Ridge, NJ4 sharedSlalom Management, LLC · Seattle, WA4 sharedShudong Zhao · BEIJING, Israel4 sharedYonggang N. Duan · BEIJING, Israel4 sharedAndrew Trader · San Francisco, CA3 sharedThomas J. Beck · CAMBRIDGE, MA3 sharedStacey Boyd · San Francisco, CA3 sharedBrian H. Madocks · New York, NY3 sharedSara J. Nayeem · CAMBRIDGE, MA3 sharedDonald Bergstrom · CAMBRIDGE, MA3 sharedScarlett O'Sullivan · New York, NY3 sharedJackalyne Pfannenstiel · San Francisco, CA3 sharedWayne J. Foster · CAMBRIDGE, MA3 sharedElaine J. Jones · CAMBRIDGE, MA3 sharedThomas G. Mendell · New York, NY3 sharedAlvin H. Crawford, Jr · New York, NY3 sharedAnna Protopapas · CAMBRIDGE, MA3 shared Recent filings (19)
Altamira Prima Fund, LPAug 2025 · 7 co-filersAltamira Prima Fund, LPAug 2024 · 7 co-filersAltamira Prima Fund, LPJul 2023 · 7 co-filersAltamira Prima Fund, LPJul 2022 · 7 co-filersGeneva at Expo Investors, LLCOct 2021 · 8 co-filers$13.0MAltamira Prima Fund, LPJul 2021 · 7 co-filersAltamira Prima Fund, LPJul 2020 · 7 co-filersAltamira Prima Fund, LPJul 2019 · 2 co-filersCreosafe, Inc.May 2019 · 8 co-filers$15KGeneva at Pacific Investors, LLCMay 2019 · 8 co-filers$4.5MCreosafe, Inc.Sep 2018 · 5 co-filers$250KAltamira Prima Fund, LPJul 2016 · 7 co-filersMersana Therapeutics, Inc.Jun 2016 · 23 co-filers$33.1MAltamira Prima Fund, LPMay 2016 · 7 co-filersMersana Therapeutics, Inc.Mar 2016 · 23 co-filers$35.5MAltamira Prima Fund, LPMay 2015 · 7 co-filersMersana Therapeutics, Inc.Mar 2015 · 22 co-filers$35.5M9495 Rembert Lane, LLCSep 2013 · 5 co-filers$2.1M9495 Rembert Lane, LLCAug 2013 · 5 co-filers$2.0M Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Mariano in the interactive graph →