Maria Cirino
InvestorFounding Managing Partner at .406 Ventures Β· Board director at Lexumo Β· Board director at AuthAir Β· Board director at Jisto
Boston, Massachusetts
Writes $2M β $5M checks Β· typically $2M
About
Maria Cirino is a serial founder-operator who scaled i-Cube to $50M and sold Guardent to VeriSign for ~$142M, offering technical founders operational mentorship to sell complex enterprise security and infrastructure.
Invests in
AI & Machine LearningCybersecurityData & InfrastructureEnterprise SoftwareHealthtech
Board director at Lexumo
Intro paths
In turn, Maria can intro founders to Lexumo's investors below.
Lexumo's investors Β· 1
Co-founders at Lexumo
Board director at AuthAir
Intro paths
In turn, Maria can intro founders to AuthAir's investors below.
AuthAir's investors Β· 1
Board director at Jisto
Intro paths
In turn, Maria can intro founders to Jisto's investors below.
Jisto's investors Β· 1
Experience
- .406 VenturesFounding Managing Partnercurrent2006 β present
- Simon DataDirectorcurrent2013 β present
- Onapsis Inc.Directorcurrent2014 β present
- CompassInvestorcurrent2012 β present
- KalturaInvestorcurrent2008 β present
- Threat Stack, IncDirector2013 β 2021
- MineralTree, Inc.Director2011 β 2021
- Edgewise NetworksDirector2016 β 2020
- Carbon Black, Inc.Director2005 β 2018
- VaultiveDirector2011 β 2018
- Veracode Inc.Director2005 β 2017
- AuthAir, Inc.Director2013 β 2016
- Attend.comDirector2013 β 2016
- DigitalsmithsDirector2008 β 2014
- ThreatGRID, part of CiscoDirector2012 β 2014
- MementoDirector2006 β 2012
- AdtuitiveDirector2009
- VeriSignSVP Security Services2004 β 2007
- GuardentCEO and Founder2000 β 2004
- i-CubeSVP Sales and Marketing1997 β 2000
- ShivaVP Sales, Americas1993 β 1997
- LotusSenior Manager Channel Marketing1991 β 1993
- Software CityVP and General Management1985 β 1990
Deals Β· 8
OnapsisBoard seat
via .406 Ventures Β· filed Apr 2018 Β· $31M raise
Threat StackBoard seat
via .406 Ventures Β· filed Sep 2017 Β· $37.5M raise
JistoBoard seat
via .406 Ventures Β· filed Feb 2017 Β· $2.4M raise
Rapid Focus SecurityBoard seat
via .406 Ventures Β· filed Apr 2016 Β· $13.1M raise
Carbon BlackBoard seat
via .406 Ventures Β· filed Feb 2016 Β· $68.5M raise
LexumoBoard seat
via .406 Ventures Β· filed Feb 2016 Β· $4.9M raise
AuthAirBoard seat
via .406 Ventures Β· filed May 2015 Β· $2.5M raise
Attend.com, Inc.Board seat
via .406 Ventures Β· filed Feb 2015 Β· $2.5M raise
Attribution from SEC filings, press coverage, and firm rosters.
Other disclosed investments
Board seats
Per SEC Form D filings.
Colleagues at .406 Ventures
Frequently asked questions
- Who is Maria Cirino?
- Maria Cirino is a serial founder-operator who scaled i-Cube to $50M and sold Guardent to VeriSign for ~$142M, offering technical founders operational mentorship to sell complex enterprise security and infrastructure.
- Where does Maria Cirino work?
- Maria Cirino is Founding Managing Partner at .406 Ventures and Board director at Lexumo and Board director at AuthAir and Board director at Jisto.
- What does Maria Cirino invest in?
- Maria Cirino invests in AI & Machine Learning, Cybersecurity, Data & Infrastructure, Enterprise Software, Healthtech.
- What check size does Maria Cirino write?
- Maria Cirino typically writes checks of $2M β $5M.
- What boards does Maria Cirino sit on?
- Maria Cirino holds tracked board seats at Attend.com, Inc., AuthAir, Carbon Black, Jisto, Lexumo, MineralTree, Onapsis, Rapid Focus Security, Threat Stack.
- Where did Maria Cirino go to school?
- Maria Cirino studied at Mount Holyoke College.
Same school
Also attended Mount Holyoke College29
+ 23 more
Shared employers
Also worked at Simon Data2
Also worked at MineralTree, Inc.1
Also worked at Edgewise Networks1
Also worked at VeriSign36
+ 30 more
































