About
Siobhan Nolan Mangini is a Partner at Venrock who invests in early-stage healthcare and technology companies. She supports portfolio companies through strategic guidance, financing strategies, business development, and operational support.
ContactΒ· self-published, not guessed
Experience
- VenrockPartnercurrent2025 β present
- Cityblock HealthMember Board of Directorscurrent2024 β present
- Alight SolutionsMember Board of Directorscurrent2024 β present
- Virta HealthMember Board of Directorscurrent2023 β present
- SmithRxMember Board of Directorscurrent2023 β present
- Marathon HealthMember Board of Directors2021 β 2026
- Delflorien LabsFounder2024 β 2025
- January VenturesOperator Network2018 β 2025
- NGM BiopharmaceuticalsPresident & Chief Financial Officer2022 β 2023
- NGM BiopharmaceuticalsChief Financial Officer2020 β 2022
- Artemis HealthMember Board of Directors2020 β 2022
- Castlight HealthAdvisor2020
- Castlight HealthPresident & CFO2019 β 2020
- Castlight HealthChief Financial Officer2016 β 2019
- Castlight HealthVice President, Finance & Business Operations2015 β 2016San Francisco
- Castlight HealthSenior Director, Operations and Financial Planning2014 β 2015
- Castlight HealthDirector, Strategy & Business Development2012 β 2014
- Bain & CompanyCase Team Leader2009 β 2012
- Acumen FundPortfolio Intern2009
- Bain & CompanySummer Associate2008
- FabIndiaStrategy Intern2007
- The Henry J. Kaiser Family FoundationFinancial Associate2003 β 2006
Skills & more
Cross-functional Team Leadership13Venture Capital21Corporate Development11Due Diligence14Private Equity13Business Strategy13Business Development9Start-ups3Finance2Portfolio Management2Financial Modeling3Investor Relations2
+5 more
ForecastingExecutive ManagementStrategyStrategic PlanningLeadershipFrom Siobhan's professional profile.
Deals Β· 1
Smith HealthBoard seat
via Venrock Β· filed Feb 2024 Β· $60M raise
Attribution from SEC filings, press coverage, and firm rosters.
Colleagues at Venrock
Abe Valdez
IT Manager at Venrock
Andrew Gottesdiener
VHCP at Venrock
Andy Wardle
VHCP at Venrock
Bailie Salk
Investor at Venrock
Bambie Guzman
Office Manager & Executive Assistant at Venrock
Bob Kocher
Co-Founder of Lyra Health; Partner at Venrock
Bong Koh
VHCP at Venrock
Brad Walan
VP of IT and Security at Venrock
Frequently asked questions
- Who is Siobhan Nolan Mangini?
- Siobhan Nolan Mangini is a Partner at Venrock who invests in early-stage healthcare and technology companies. She supports portfolio companies through strategic guidance, financing strategies, business development, and operational support.
- Where does Siobhan Nolan Mangini work?
- Siobhan Nolan Mangini is Partner at Venrock.
- What boards does Siobhan Nolan Mangini sit on?
- Siobhan Nolan Mangini holds tracked board seats at Smith Health.
- Where did Siobhan Nolan Mangini go to school?
- Siobhan Nolan Mangini studied at Stanford University Graduate School of Business (MBA); Harvard Kennedy School (MPA); The Wharton School (BS Econ, Finance).
Same school
Also attended Stanford University Graduate School of Business1,384
Roelof BothaAdvisor & former Steward at Sequoia Capital; SpaceX board memberPeter FentonGeneral Partner at BenchmarkSteve JurvetsonCo-founder of Future VenturesDavid SzeAdvisory Partner at GreylockKatherine BoyleGeneral Partner at Andreessen Horowitz (American Dynamism)Hunter WalkCo-founder & Partner at Homebrew
+ 1,378 more
Also attended Harvard Kennedy School214
Jeremy PhilipsInvestor at Spark CapitalMike MoradiGeneral Partner at Cortado VenturesAndrew ForysiakOwner, AJF and Associates at Riphean InvestmentsDouglas Lemott Jr.Vice President, SAP National Security Services at Riphean InvestmentsGayatri SarkarFounder and CEO at Advaita CapitalMs. BakkerManaging Director and Founder at Longitude Capital
+ 208 more
Also attended The Wharton School1,557
Fred WilsonCo-founder & Partner at Union Square VenturesSarah GuoFounder & General Partner of ConvictionJosh KopelmanFounder and Partner at First Round CapitalAydin SenkutFounder & Managing Partner at FelicisKunal BahlCo-founder of Snapdeal; co-founder of Titan CapitalJack AbrahamFounder, CEO & Managing Partner of Atomic
+ 1,551 more
Shared employers
Also worked at Cityblock Health12
Chris BischoffInvestment Team at General CatalystElliot GeidtManaging Director at Redpoint VenturesOmar Njie, MDPrincipal at AlleyCorpJessica A. Zeaske, PhD, MBAManaging Partner, Strategic Investment at Echo Health VenturesAndy SlavittCo-Founder and General Partner, Town Hall VenturesDavid WhelanCo-Founder and General Partner at Town Hall Ventures
+ 6 more
Also worked at Virta Health7
Vishal VasishthCo-Founder & Managing Director at Obvious VenturesTimothy RobertsFellow at High Street Equity PartnersDavid BillOperating Partner at Virta VenturesRaymond TonsingPartner at Caffeinated CapitalSimon HayhurstGeneral Partner at Team Ignite VenturesKarin UnderwoodFounder at Verano Health
+ 1 more





























.jpg)













