Carlos Alberto Silva
InvestorManaging Partner at 33N
Porto, Portugal
Writes $100K – $5M checks · typically $1.5M
About
Carlos Alberto Silva brings more than 20 years in telecom, tech and cybersecurity, with a practitioner's security-infrastructure perspective and actively connects cyber startups to European defense and strategic-security stakeholders.
Contact· self-published, not guessed
Invests in
CybersecurityDeveloper Tools
Experience
- 33N VenturesFounder and Managing Partnercurrent2022 — present
- ExeinBoard Membercurrent2024 — presentRome, Italy
- AponoInvestorcurrent2025 — presentNew York, United States
- Arctic Wolf NetworksBoard Membercurrent2017 — presentSunnyvale, CA 94085, USA
- PanoraysBoard Observercurrent2022 — presentTel Aviv-Yafo, Tel Aviv District, Israel
- European Cyber Security Organisation (ECSO)Co-chair for Investments and Innovative Business Modelscurrent2025 — presentBrussels, Brussels Region, Belgium
- Excellium ServicesBoard member2019 — 2022Luxembourg
- S21secBoard Member2014 — 2022Greater Madrid Metropolitan Area
- SafeBreachBoard Member2021 — 2022Sunnyvale, California, United States
- WeaveworksBoard Observer2020 — 2022
- SixgillBoard Observer2020 — 2022Tel Aviv District, Israel
- ReblazeBoard Member2018 — 2022Israel
- Bright Pixel SABoard Member2016 — 2022Lisboa, Lisbon, Portugal
- Sonae IMManaging Partner2013 — 2022Porto, Porto, Portugal
- CellwizeBoard Member2019 — 2022Israel
- MedUXBoard Member2018 — 2021Greater Madrid Metropolitan Area
- Bizdirect - A Claranet Group CompanyBoard Member2014 — 2021
- Secucloud GmbHBoard Member2017 — 2021
- OutSystemsBoard Observer2017 — 2020
- WeDo TechnologiesBoard Member2014 — 2019
- SaphetyBoard Member2014 — 2019
- Armilar Venture Partners SCRBoard Member2017 — 2018Lisboa, Lisbon, Portugal
- SonaecomSecretary to the Board and ExCom2010 — 2016
- SonaecomHead of IR and M&A2010 — 2016
- SonaecomManager/Senior Manager1999 — 2009
- Faculty of Engineering, University of PortoTeaching Assistant1999
- INESC Technology and Science - Associate Laboratory coordinated by INESC PortoResearcher1995 — 1999
Skills & more
Team Leadership20Team Management26Negotiation11Analysis7Strategy10Management8Strategic Planning2Telecommunications41Network Security5Network Design8Mobile Devices9Business Strategy40
+7 more
IT ManagementMergersBusiness IntelligenceBusiness PlanningManagement ConsultingIntegrationMergers & AcquisitionsFrom Carlos's professional profile.
Colleagues at 33N
Achiad Avivi
Expert Advisory Board — Founder at LAS security at 33N
Adam Frankl
Expert Advisory Board — Partner at Alchemist Accelerator at 33N
Alina Medentsy
VC Operations Analyst at 33N
André Azevedo
Expert Advisory Board — CEO at Ancoris at 33N
Artur Monteiro
Technologist In Residence at 33N
Ayman Hammoudeh
Expert Advisory Board — Venture Advisor at 33N
Brian Nesmith
Strategic Committee — Founder & Executive Chairman at Arctic Wolf at 33N
Cassio Sampaio
Expert Advisory Board — CPTO at Aiven at 33N
Network8
Scott FrederickScout
Managing Partner at Sands Capital Ventures
Tom HulmeScout
Investor at GV (Google Ventures)
Alberto Gómez
Investor at Adara Ventures
Cesare Maifredi
Partner at 360 Capital
Elena Moneta
Managing Director at Balderton Capital
Margarida Correia
Principal & Head of VC Operations at 33N
Mike Droesch
Partner at Bessemer Venture Partners
Samuel Gil
CEO & General Partner at JME Ventures
Investors connected to Carlos in public investor directories — a warm-intro map.
Frequently asked questions
- Who is Carlos Alberto Silva?
- Carlos Alberto Silva brings more than 20 years in telecom, tech and cybersecurity, with a practitioner's security-infrastructure perspective and actively connects cyber startups to European defense and strategic-security stakeholders.
- Where does Carlos Alberto Silva work?
- Carlos Alberto Silva is Managing Partner at 33N.
- What does Carlos Alberto Silva invest in?
- Carlos Alberto Silva invests in Cybersecurity, Developer Tools.
- What check size does Carlos Alberto Silva write?
- Carlos Alberto Silva typically writes checks of $100K – $5M.
- Where did Carlos Alberto Silva go to school?
- Carlos Alberto Silva studied at London Business School (Masterclass in Private Equity); INSEAD (Managing Partnerships and Strategic Alliances); Porto Business School (MBA, Management).
Same school
Also attended London Business School541
Patrick ClaessenPartner at Cottonwood Technology FundDominic JacquessonInvestor at Index VenturesSandra SchwarzerInvestor at Index VenturesMatt CherianVenture Partner at Monta Vista CapitalAkshat GoenkaInvestor at Moonfire VenturesGiuseppe IademarcoHead of Global Partnership at P101 Ventures
+ 535 more
Also attended INSEAD805
Alexandre ProtCo-founder & CEO of QontoSteve AnaviCo-founder & President of QontoPatrick ClaessenPartner at Cottonwood Technology FundChris BischoffInvestment Team at General CatalystJan HammerInvestor at Index VenturesSandra SchwarzerInvestor at Index Ventures
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+ 799 more
Also attended Porto Business School13
Daniela CoutinhoPrincipal, Cyber at Bright Pixel CapitalJoão Günther AmaralManaging Partner & CEO at Bright Pixel CapitalPedro CunhaDirector, Legal at Bright Pixel CapitalMaria Villas-BoasOperating Partner at Shilling VCBernardo PequitoInvestment Director at Beta CapitalLuiza BerinsonHead of Legal at ABSeed Ventures
+ 7 more
Also attended Faculdade de Engenharia da Universidade do Porto8
Carmo SilvaManager, Retail at Bright Pixel CapitalRoberto BrancoCo-Founder and CEO at Beta CapitalMarta MachadoFinance at Explorer InvestmentsLuís RoqueVenture Partner at TLF VenturesAntónio N. FernandesBusiness Angel at REDangelsGonçalo AmorimCEO at Building Global Innovators
+ 2 more
Shared employers
Also worked at Sixgill3
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Also worked at Bright Pixel SA1
Also worked at Sonae IM16
Carmo SilvaManager, Retail at Bright Pixel CapitalCristina NovaisCFO at Bright Pixel CapitalDaniela CoutinhoPrincipal, Cyber at Bright Pixel CapitalJoão BandeiraPrincipal, Infrastructure Software at Bright Pixel CapitalJoão Günther AmaralManaging Partner & CEO at Bright Pixel CapitalManuel QueirozDirector, Retail at Bright Pixel Capital
+ 10 more
