Where does Mark Fernandes work?

Mark Fernandes is Managing Partner at Sierra Ventures.

What check size does Mark Fernandes write?

Mark Fernandes typically writes checks of $500K – $15M.

What boards does Mark Fernandes sit on?

Mark Fernandes holds tracked board seats at Higia, Inc., Inspirit Learning, Inc., Pantomathé, Qualiti, Quillbot, reify, Spotzer Media Group, Yalo, Zaloni, Zimperium.

Where did Mark Fernandes go to school?

Mark Fernandes studied at Harvard Business School (MBA); University of California, Berkeley (Master of Science (MS), Mechanical Engineering); Manipal Institute of Technology (Bachelor of Science (BS), Mechanical Engineering).

Mark Fernandes

Investor

Managing Partner at Sierra Ventures

San Mateo, California

Writes $500K – $15M checks · typically $7.8M

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About

Sierra Ventures investor recognized as a top seed investor for 2026.

Contact· self-published, not guessed

mark@sierraventures.com

Invests in

AI & Machine LearningDeep TechDefense TechDeveloper ToolsEnergyEnterprise SoftwareHardwareNew MaterialsRoboticsSaaSSpace Tech

Experience

Sierra VenturesManaging Directorcurrent2002 — presentSan Francisco Bay Area
Reify HealthBoard Of Directorscurrent2018 — presentGreater Boston
Spectro CloudBoard of Directorscurrent2019 — presentSan Jose, California, United States
YaloBoard Of Directorscurrent2018 — presentMexico City Metropolitan Area
Paro.aiBoard of Directorscurrent2019 — present
Sikka SoftwareBoard of Directorscurrent2015 — presentSan Francisco Bay Area
ZImperiumBoard of Directors2013 — 2022San Francisco Bay Area
RedLockBoard Of Directors2016 — 2018San Francisco Bay Area
OoyalaBoard of Directors2008 — 2014
SourcefireBoard of Directors + Lead Investor2002 — 2013
DynamicOpsBoard of Directors2011 — 2012Burlington, MA
Opalis SoftwareBoard of Directors2005 — 2009
FrontBridge TechnologiesBoard of Directors2002 — 2005
Merrill LynchDirector, Equity Research1999 — 2002
Robertson StephensResearch Analyst1998 — 1999
Seagate TechnologyEngineering / Product Management1993 — 1996

Skills & more

SaaS17Enterprise Software6Venture Capital66Mergers & Acquisitions21Start-ups42Entrepreneurship46Strategy68Investments17Management19Product Management48Portfolio Management8Consulting4

+8 more

Strategic PartnershipsCorporate DevelopmentScalabilityCloud ComputingCEOsSecurityUser ExperienceAnalytics

From Mark's professional profile.

Deals · 7

Higia, Inc.Board seat

via Sierra Ventures · filed Apr 2024 · $9.5M raise

QualitiBoard seat

via Sierra Ventures · filed Dec 2023 · $2.7M raise

reifyBoard seat

via Sierra Ventures · filed Aug 2021 · $220M raise

Inspirit Learning, Inc.Board seat

via Sierra Ventures · filed Jan 2021 · $3M raise

ZaloniBoard seat

via Sierra Ventures · filed Oct 2020 · $9.6M raise

QuillbotBoard seat

via Sierra Ventures · filed Apr 2020 · $4.3M raise

Spotzer Media GroupBoard seat

via Sierra Ventures · filed Jun 2015 · $843.2K raise

Attribution from SEC filings, press coverage, and firm rosters.

Other disclosed investments

Board seats

Pantomathé Yalo Zimperium

Investor

Altimate Inc Appcues ArmorcodeBitfusion.ioBlazelBoomtrainClipDasera Deep LensDropDynamicOpsElasticboxEndor LabsEverest SoftwareFrontbridge TechnologiesInspirit Inventive AI Kinnek LemonaidMantleNet6NexgateOoyalaOpalis SoftwarePackageX PantomathéParoPermeo TechnologiesPredictifyRedLockReify HealthRunnablesikka.aiSkydropxSourcefire Spectro Cloud SpotzerTenebrilThismomentUgenieViso TrustWizelineYaloZimperium

Sources: SEC Form D filings · curated public sources · the firm's website.

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Colleagues at Sierra Ventures

Anne Gherini

Chief Marketing Officer at Sierra Ventures

Ben Yu

Investor at Sierra Ventures

Brendon Schmidt

Principal & Head of Business Development at Sierra Ventures

Daniel Paredes

Investor at Sierra Ventures

Dora Prado

Executive Assistant at Sierra Ventures

Grace Chen

VP of Finance at Sierra Ventures

Indra Husfeld

Office and Finance Coordinator at Sierra Ventures

Jim Doehrman

Advisor at Sierra Ventures

Network5

Aaron Tong

Investor at Sierra Ventures

Adam Dawkins

Analyst at Sierra Ventures

Ben Yu

Investor at Sierra Ventures

Clint Chao

General Partner at Moment Ventures, Llc

David Coats

Managing Director & Co-Founder at Correlation Ventures

Investors connected to Mark in public investor directories — a warm-intro map.

Frequently asked questions

Who is Mark Fernandes?: Sierra Ventures investor recognized as a top seed investor for 2026.
Where does Mark Fernandes work?: Mark Fernandes is Managing Partner at Sierra Ventures.
What does Mark Fernandes invest in?: Mark Fernandes invests in AI & Machine Learning, Deep Tech, Defense Tech, Developer Tools, Energy, Enterprise Software, Hardware, New Materials, Robotics, SaaS, Space Tech.
What check size does Mark Fernandes write?: Mark Fernandes typically writes checks of $500K – $15M.
What boards does Mark Fernandes sit on?: Mark Fernandes holds tracked board seats at Higia, Inc., Inspirit Learning, Inc., Pantomathé, Qualiti, Quillbot, reify, Spotzer Media Group, Yalo, Zaloni, Zimperium.
What companies has Mark Fernandes invested in?: Investments tracked here include Altimate Inc, Appcues, Armorcode, Bitfusion.io, Blazel, Boomtrain, Clip, Dasera, Deep Lens, Drop, DynamicOps, Elasticbox, and 35 more.
Where did Mark Fernandes go to school?: Mark Fernandes studied at Harvard Business School (MBA); University of California, Berkeley (Master of Science (MS), Mechanical Engineering); Manipal Institute of Technology (Bachelor of Science (BS), Mechanical Engineering).