William Diotte

Executive, Operator, Board Member | Critical Infrastructure | OT-IT-Edge Intelligence |

๐Ÿ“ San Francisco, California, United States๐Ÿ”„ Updated September 2026๐Ÿ’ผ 3 investments๐Ÿ“… 13 years investing๐Ÿ—“ Last invested Jan 2020
VC๐ŸŒ United States
3
Total investments
0
Early stage
0
Mid stage
1
Late stage
13y
Years active

Portfolio

2 investments ยท sorted by recency
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Investor
May 2015
HyTrustโ€™s mission is to make private, public and hybrid cloud infrastructure more trustworthy for enterprises, service providers and government agencies. HyTrust provides solutions that automate security controls for software-defined computing, networking and storage workloads to achieve the highest levels of visibility, granular policy control and data protection. HyTrust customers benefit from being able to accelerate cloud and virtualization cost savings while improving their security posture by automating and enforcing security policies in real time, adapting quickly to compliance requirements, and preventing unplanned outages. Headquartered in Mountain View, CA, HyTrust is backed by the leading providers of strategic IT infrastructure including VMware, Cisco, Intel and Fortinet; by the vanguard of innovative solutions for the intelligence community, In-Q-Tel; and by a world class group of financial investors including AIT Ventures, Granite Ventures, Trident Capital and Vanedge Capital. HyTrust was recently named one of CRNโ€™s โ€œ20 Coolest Cloud Security Vendorsโ€, a recipient of VMworldโ€™s 2015 Gold Award for Security/Compliance and Virtualization, and the Most Innovative Cloud Company at Intel Security Focus 2015.
Investor (Acquired by Entrust)
Jan 2013
Entrust fights fraud and cyber threats with identity-centric security that protects people, devices, and data. Our comprehensive solutions help organizations secure every step of the identity lifecycle, from verifying identity at onboarding to securing connections and fighting fraud in everyday transactions. Ongoing monitoring supports compliance and safeguards keys, secrets, and certificates. With a foundation of identity-centric security, our customers can transact and grow with confidence. Entrust has a global partner network and supports customers in over 150 countries. Learn more at entrust.com
Experience ยท 11 entries
All (11)
Investments (3)
Founder (3)
2023
Executive Chairman & Co-Founder
Mar 2023
Symmera helps ๐๐ž๐ฏ๐ž๐ฅ๐จ๐ฉ๐ž๐ซ๐ฌ, ๐๐ž๐ฏ๐ข๐œ๐ž ๐ฆ๐š๐ง๐ฎ๐Ÿ๐š๐œ๐ญ๐ฎ๐ซ๐ž๐ซ๐ฌ, ๐š๐ง๐ ๐ž๐ง๐-๐ฎ๐ฌ๐ž๐ซ๐ฌ empower AI/ML driven analytics with ๐œ๐ฒ๐›๐ž๐ซ ๐ฌ๐š๐Ÿ๐ž ๐๐š๐ญ๐š ๐š๐ง๐ ๐๐ž๐ฏ๐ข๐œ๐ž๐ฌ, ๐ฌ๐ž๐œ๐ฎ๐ซ๐ž ๐Ÿ๐ข๐ž๐ฅ๐ ๐œ๐จ๐ฆ๐ฆ๐ฎ๐ง๐ข๐œ๐š๐ญ๐ข๐จ๐ง๐ฌ, and ๐ญ๐ซ๐ฎ๐ฌ๐ญ๐ž๐ ๐๐š๐ญ๐š ๐ฌ๐ญ๐ซ๐ž๐š๐ฆ๐ฌ - from devices to micro-services with massive ๐ฌ๐ข๐ฆ๐ฉ๐ฅ๐ข๐Ÿ๐ข๐œ๐š๐ญ๐ข๐จ๐ง ๐จ๐Ÿ ๐€๐๐ˆ๐ฌ ๐š๐ง๐ ๐ฐ๐จ๐ซ๐ค๐Ÿ๐ฅ๐จ๐ฐ๐ฌ for operational efficiencies from factory to field. Symmeraโ€™s ๐ƒ๐ข๐ฌ๐ญ๐ซ๐ข๐›๐ฎ๐ญ๐ž๐ ๐ˆ๐ง๐ญ๐ž๐ฅ๐ฅ๐ข๐ ๐ž๐ง๐ญ ๐๐ž๐ญ๐ฐ๐จ๐ซ๐ค (๐ƒ๐ˆ๐) is a revolutionary SaaS platform for next generation Enterprise digitalization and enablement of dark data for massive AI/ML. DIN provides unprecedented simplification for application developers, device manufacturers, and end-user field operators, with automation, low to zero coding, polyglot APIs, and gated workflows for device lifecycle orchestration and trusted data to micro-services. The next generation of ๐„๐ง๐ญ๐ž๐ซ๐ฉ๐ซ๐ข๐ฌ๐ž ๐๐ข๐ ๐ข๐ญ๐š๐ฅ๐ข๐ณ๐š๐ญ๐ข๐จ๐ง, ๐—๐ˆ๐จ๐“ ๐จ๐ซ๐œ๐ก๐ž๐ฌ๐ญ๐ซ๐š๐ญ๐ข๐จ๐ง, and data intelligence to empower multi-cloud ๐€๐ˆ/๐Œ๐‹ ๐๐ซ๐ข๐ฏ๐ž๐ง ๐š๐ง๐š๐ฅ๐ฒ๐ญ๐ข๐œ๐ฌ with trusted training and learning datasets for: โ€ข ๐ˆ๐ง๐ญ๐ž๐ซ๐จ๐ฉ๐ž๐ซ๐š๐›๐ข๐ฅ๐ข๐ญ๐ฒ and ๐’๐œ๐š๐ฅ๐š๐›๐ข๐ฅ๐ข๐ญ๐ฒ based on standards for heterogeneous devices ๐š๐ญ ๐š๐ง๐ ๐›๐ž๐ฒ๐จ๐ง๐ ๐ญ๐ก๐ž ๐ž๐๐ ๐ž โ€ข ๐’๐ข๐ฆ๐ฉ๐ฅ๐ข๐Ÿ๐ข๐œ๐š๐ญ๐ข๐จ๐ง of APIs for application developers (in polyglot languages) โ€ข ๐“๐ซ๐ฎ๐ฌ๐ญ in connected devices, networked applications, and operation data without extensive re-engineering โ€ข ๐’๐ž๐œ๐ฎ๐ซ๐ข๐ญ๐ฒ with high availability (no service disruptions) โ€ข Massive ๐ฐ๐จ๐ซ๐ค๐Ÿ๐ฅ๐จ๐ฐ ๐จ๐ฉ๐ญ๐ข๐ฆ๐ข๐ณ๐š๐ญ๐ข๐จ๐ง for IT/OT NOC/SOC/DMS/field operators โ€ข Improved ๐จ๐ฉ๐ž๐ซ๐š๐ญ๐ข๐จ๐ง๐š๐ฅ ๐ž๐Ÿ๐Ÿ๐ข๐œ๐ข๐ž๐ง๐œ๐ข๐ž๐ฌ and ๐œ๐จ๐ฌ๐ญ ๐ซ๐ž๐๐ฎ๐œ๐ญ๐ข๐จ๐ง โ€ข ๐€๐ฎ๐ญ๐จ๐ฆ๐š๐ญ๐ข๐จ๐ง from manufacturing to onboarding, provisioning, secure content distribution for updates, visibility, and data harvesting for AI/ML โ€ข Compliance (๐ช๐ฎ๐š๐ง๐ญ๐ฎ๐ฆ ๐ฌ๐š๐Ÿ๐ž) across industry segments
2020
Advisor to the Board, Investor (Acquired by Digicert 2021)
Jan 2020
Mocana provides cyber protection for IoT, operational technology (OT) and critical infrastructure. Our proven on-device cybersecurity software and lifecycle management platform enable manufacturers and industrial companies to build self-defending systems that are tamper-resistant. Mocanaโ€™s tightly integrated solutions help companies to minimize the risk of a cyber breach, comply with industry standards, and protect intellectual property by ensuring that devices and processes are trusted end-to-end, from device manufacturing to deployment. Unlike IT network security approaches, Mocana enables devices to protect themselves and prevent malware from being installed. Founded in 2002, Mocana protects more than 100 million commercial, government and military/defense devices and systems, and is trusted by the worldโ€™s largest aerospace, industrial, energy, automotive, healthcare, and telecommunications companies. www.mocana.com
2015
Investor
May 2015
HyTrustโ€™s mission is to make private, public and hybrid cloud infrastructure more trustworthy for enterprises, service providers and government agencies. HyTrust provides solutions that automate security controls for software-defined computing, networking and storage workloads to achieve the highest levels of visibility, granular policy control and data protection. HyTrust customers benefit from being able to accelerate cloud and virtualization cost savings while improving their security posture by automating and enforcing security policies in real time, adapting quickly to compliance requirements, and preventing unplanned outages. Headquartered in Mountain View, CA, HyTrust is backed by the leading providers of strategic IT infrastructure including VMware, Cisco, Intel and Fortinet; by the vanguard of innovative solutions for the intelligence community, In-Q-Tel; and by a world class group of financial investors including AIT Ventures, Granite Ventures, Trident Capital and Vanedge Capital. HyTrust was recently named one of CRNโ€™s โ€œ20 Coolest Cloud Security Vendorsโ€, a recipient of VMworldโ€™s 2015 Gold Award for Security/Compliance and Virtualization, and the Most Innovative Cloud Company at Intel Security Focus 2015.
2014
Independent Board Director (Majority Acquired by Private Equity Firm Insight Partners)
Sep 2014
LiveAction delivers comprehensive solutions specifically designed to simplify network management for network operation teams. Our suite of solutions offers unmatched network visibility, empowering teams with actionable intelligence that significantly enhances network management and troubleshooting capabilities. LiveAction is trusted by thousands of enterprise customers, and their experiences have yielded remarkable results, including: Up to a 50% improvement in mean time to respond. Troubleshooting speeds increased by 20x, ensuring rapid issue resolution. Network operations productivity boosted by over 100%. A remarkable 153% return on investment. Rapid payback within 12 months. LiveAction is funded by Insight Partners, Sway Ventures, Cisco Systems and Enerdgim Ventures. Experience LiveAction today. To learn more, and request a free trial or demo, visit www.liveaction.com.
2013
Investor (Acquired by Entrust)
Jan 2013
Entrust fights fraud and cyber threats with identity-centric security that protects people, devices, and data. Our comprehensive solutions help organizations secure every step of the identity lifecycle, from verifying identity at onboarding to securing connections and fighting fraud in everyday transactions. Ongoing monitoring supports compliance and safeguards keys, secrets, and certificates. With a foundation of identity-centric security, our customers can transact and grow with confidence. Entrust has a global partner network and supports customers in over 150 countries. Learn more at entrust.com
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Investment activity
2013โ€“2020 ยท 3 investments
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