Spencer Tall
InvestorManaging Director at ALLEGIS CAPITAL · Managing Director at AllegisCyber Capital · Board director at Conceal · Board director at Moki · Board director at Lucidworks
San Francisco Bay Area
Writes $3M – $5M checks · typically $4M
About
Spencer Tall advocates secure browser adoption and microsegmentation, emphasizing browsers as the primary ransomware/malware vector and favoring pragmatic, people-centric architectures and tools that automatically detect and isolate suspicious activity.
Contact· self-published, not guessed
Invests in
AI & Machine LearningCybersecurityData & InfrastructureEnterprise SoftwareSaaS
Board director at Conceal
Intro paths
In turn, Spencer can intro founders to Conceal's investors below.
Board director at Moki
Intro paths
In turn, Spencer can intro founders to Moki's investors below.
Moki's investors · 3
Co-founders at Moki
Board director at Lucidworks
Intro paths
In turn, Spencer can intro founders to Lucidworks's investors below.
Lucidworks's investors · 5
Co-founders at Lucidworks
Experience
- Allegis CapitalManaging Directorcurrent2004 — presentPalo Alto, California
- Woodbury School of BusinessBoard Member Woodbury School of Business, Utah Valley Universitycurrent2025 — present
- Polygraf AIBoard Membercurrent2025 — present
- healthOmeBoard Membercurrent2023 — presentHuntsville, Alabama, United States
- ElisityBoard Membercurrent2021 — presentSan Jose, California, United States
- Conceal.ioBoard Membercurrent2021 — presentRichmond County, Georgia, United States
- Bloom CreditObserver, Former Board Membercurrent2020 — present
- ModdableBoard Membercurrent2018 — presentPalo Alto, California
- LucidworksBoard Membercurrent2015 — presentSan Francisco Bay Area
- RevverMember of the Board of Directorscurrent2015 — presentLehi Utah
- Area 1 Security (Acquired by Cloudflare NET)Investorcurrent2014 — presentRedwood City
- Startup GrindAdvisorcurrent2009 — presentPalo Alto, Ca
- Synack, Inc.Investorcurrent2013 — present
- Together Labs (Formerly IMVU)Board Membercurrent2005 — present
- TillsterBoard Membercurrent2010 — present
- GabbFormer Chairman of the Board2023 — 2024Lehi, Utah, United States
- DeepSeeFormer Board Member2019 — 2023Salt Lake City Metropolitan Area
- AvaLAN Wireless Acquired by Dover Fuel SystemsFormer Board Member2004 — 2021
- Shape Security Acquired by F5 NetworksInvestor2012 — 2020
- MaritzCX (now InMoment)Former Board Member2007 — 2020
- Moki MobilityFormer Board Member2012 — 2018Lehi UT
- Symplified, Inc.Former Board Member2007 — 2014
- Solera NetworksFormer Board Member2009 — 2013
- KinomaAdvisor2010 — 2011
- APV Technology PartnersCo-Founder and General Partner1995 — 2005
- Asia Pacific Ventures LLCGeneral Partner, EVP1992 — 2005
- Marubun USA CorporationMarketing Manager1989 — 1992
- GRE America, Inc.Marketing Manager1986 — 1989
Skills & more
+12 more
Business DevelopmentMergers & AcquisitionsExecutive ManagementMarketingProduct MarketingMarketing StrategyPrivate EquityGo-to-market StrategyE-commerceCompetitive AnalysisVenture FinancingEnterprise SoftwareLanguages English · Japanese
From Spencer's professional profile.
Deals · 4
ConcealBoard seat
via AllegisCyber Capital · filed Nov 2025 · $26.7M raise
PolygrafBoard seat
via AllegisCyber Capital · filed Oct 2025 · $9.5M raise
Social SafeGuard, Inc.Board seat
via AllegisCyber Capital · filed Jun 2020 · $3.5M raise
LucidworksBoard seat
via AllegisCyber Capital · filed Nov 2015 · $15M raise
Attribution from SEC filings, press coverage, and firm rosters.
Other disclosed investments
Board seats
Per SEC Form D filings.
Colleagues at ALLEGIS CAPITAL
Network3
Investors connected to Spencer in public investor directories — a warm-intro map.
Frequently asked questions
- Who is Spencer Tall?
- Spencer Tall advocates secure browser adoption and microsegmentation, emphasizing browsers as the primary ransomware/malware vector and favoring pragmatic, people-centric architectures and tools that automatically detect and isolate suspicious activity.
- Where does Spencer Tall work?
- Spencer Tall is Managing Director at ALLEGIS CAPITAL and Board director at Conceal and Board director at Moki and Board director at Lucidworks.
- What does Spencer Tall invest in?
- Spencer Tall invests in AI & Machine Learning, Cybersecurity, Data & Infrastructure, Enterprise Software, SaaS.
- What check size does Spencer Tall write?
- Spencer Tall typically writes checks of $3M – $5M.
- What boards does Spencer Tall sit on?
- Spencer Tall holds tracked board seats at Conceal, Lucidworks, Moki, Polygraf, Social SafeGuard, Inc..
- Where did Spencer Tall go to school?
- Spencer Tall studied at Brigham Young University (BS, Political Science/Japanese).
Same school
Also attended Brigham Young University300
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+ 294 more
