Investing Profile

Gibb Witham

VCInvestor
President at Hack The Box
paladincapgroup.com/people/gi...New York, New York
Photo of Gibb Witham, President at Hack The Box
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Networks Gibb is a member of
Columbia University in the City of New York Network
358 CONNECTIONS
Columbia University in the City of New York Network
358 CONNECTIONS
IBM Network
319 CONNECTIONS
Columbia University Network
265 CONNECTIONS
Columbia University Network
265 CONNECTIONS

Find Gibb Witham on

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Current Investing Position
Hack The Box President
Investment Range
$100K - $5.0M
Sweet Spot
$1.5M
Investments On Record
16

Gibb Witham is on these Sector & Stage Rankings

Gibb Witham's Investments On Record (7)

CompanyStageDateRound SizeTotal Raised
MIND
Series AJun 2025$30M
$30M
Co-investors: Austin Arensberg (Okta Ventures)
RangeForce
Series BMar 2023$20M
Series AJul 2020$15M
SeedMay 2019$3M
$38M
Co-investors: Nazo Moosa (Energy Impact Partners)
Hack The Box
Series BJan 2023$55M
Series AApr 2021$11M
$67M
Co-investors: Panos Papadopoulos (Marathon Venture Capital), George Tziralis (Marathon Venture Capital)
Karamba Security
Series BDec 2021$10M
Series BMay 2017$12M
$22M
Human Security
Series BSep 2016$20M
Series AJun 2014$11M
$280M
Co-investors: Ariel Tseitlin (Scale Venture Partners), Eric Anderson (Scale Venture Partners), Sam Baker (Scale Venture Partners), Joydeep Bhattacharyya (Canaan Partners), Jay Leek (Syngenta Ventures), Kevin Marcus (WestCap), Dave DeWalt (NightDragon), Shelley Zhuang (11.2 Capital), Steve Fredrick (Grotech Ventures), Philip Eliot (Paladin Capital Group)
Twist Bioscience
Series DJan 2016$61M
Series CJun 2015$37M
Series BMay 2014$26M
Series AFeb 2014$9M
$170M
Co-investors: Nick Naclerio (Illuminate Ventures), Eric Moessinger (NanoDimension), Paul Conley (Paladin Capital Group), Boris Nikolic (Biomatics Capital Partners), Bob Young (SAI Technology), rich simoni
Arxan Technologies
Series CMar 2007$13M
Series BAug 2003$8M
$21M
Co-investors: Paul Conley (Paladin Capital Group), Ken Minihan (Paladin Capital Group)

Gibb Witham's Experience

President Hack The Box2025 - Present
Engagement Manager IBM India Private LimitedPresent
Series B Investor (buyout by TA Associates), Board Observer Arxan Technologies (now Digital.ai)Present
Board of Directors, Observer (buyout by TA Associates) Arxan TechnologiesPresent
Board of Directors, Observer / Seed Investor (IPO, NASDAQ:TXG) 10X GenomicsPresent
Board of Directors, Observer / Seed Investor (IPO, NASDAQ: TWST) Twist BiosciencePresent
Series A Investor, Board Observer HUMANPresent
Board of Directors, Observer / Series A Investor (buyout by Goldman Sachs) White OpsPresent
Board of Directors, Observer Karamba SecurityPresent
Board of Directors, Observer (Seed Investor) Teraki GmbHPresent
Board of Directors (Seed Investor) RangeForcePresent
Board of Directors (Series A Investor) Hack The BoxPresent
Series B Investor, Board Mimica2025 - 2025
Series A Investor, Board MIND2025 - 2025
Series A Investor, Board Hack The Box2020 - 2025
Seed Investor Secure Code Warrior2018 - 2025
Seed Investor Expel2016 - 2025
Series A Investor Elliptic2016 - 2025
Early Stage Investor Paladin Capital Group2011 - 2025
Series B Investor, Board Observer Karamba Security2017 - 2025
Series A Investor, Board Observer HUMAN (fka White Ops)2014 - 2020
Seed Investor (IPO, NASDAQ:TXG), Board Observer 10X Genomics2012 - 2019
Seed Investor (IPO, NASDAQ: TWST), Board Observer Twist Bioscience2013 - 2018
Series B Investor (buyout by TA Associates), Board Observer Arxan Technologies2011 - 2013
Engagement Manager IBM2006 - 2011

Gibb Witham's Education

Columbia University in the City of New York BS
Columbia University bachelors, bachelor of science engineering
Columbia University in the City of New York BS Engineering
Columbia University BS Engineering
Montgomery Blair High School Math Science, Computer Science Magnet Program

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