Angel Registry Update - May 29, 2026
Angel Registry Update — May 29, 2026
Today's report covers 14 funding deals totaling over $259M, 5 elite angel investors (including Jeff Dean and Fei-Fei Li), and 78 SEC EDGAR Form D filings. A landmark day for AI research and infrastructure.
Section 1: Tech & AI Startup Funding
Picogrid — $45M
Series A
Defense technology company building the open integration layer for modern military systems
Investors: Bessemer Venture Partners, Washington Harbour, GSBackers, Initialized Capital, Starburst Ventures, Credo Ventures, Giant Step Capital, Alumni Ventures
Pax — $40M
Seed
AI-native company building real-time intelligence platforms for public safety
Investors: Greenoaks, Benchmark
LightTable — $22M
Series A
AI-powered construction quality control software
Investors: Innovation Endeavors, Blackhorn Ventures, DivcoWest Ventures, 9Yards Capital
Solstice — $21M
Series A
AI-native marketing agency for pharma brands
Investors: Transformation Capital, Twelve Below, Virtue Ventures
Tensormesh — $20M
Seed
Pioneering caching-accelerated inference optimization for enterprise AI
Investors: Undisclosed
StackAI — $16M
Series A
Workflow automation company designing agents for existing business systems
Investors: Gradient, Epakon Capital, Lobby VC, LifeX Ventures; Angel: Guillermo Rauch
Trajectory — $15M
Seed
AI research lab building continual learning systems
Investors: Conviction, Bessemer Venture Partners; Angels: Jeff Dean, Fei-Fei Li
Itera — $12M
Seed
Deep tech startup with prototype of world's first fluid circuit board
Investors: COLLE CAPITAL
Protuoso Biosciences — $9.5M
Seed
AI-designed protein therapies
Investors: Taya Venture, Darwin Ventures, NSG Ventures, SEEDS
Psilera — $8.8M
Seed
Biopharmaceutical company developing neuroplastogens and psychedelic therapies
Investors: Undisclosed
Kubera Health — $6.5M
Seed
Healthcare infrastructure startup building a contract-to-payment system of record
Investors: Upfront Ventures
Modiqo — $3M
Pre-seed
AI infrastructure startup building reliable AI agent workflows
Investors: Heavybit, Seligman Ventures
Paralign Health — $3M
Seed
Healthcare technology company helping health plans reach underserved patients
Investors: Flyover Capital
Volt Harbor — $2M
Seed
Software-defined energy storage company
Investors: MFV Partners
Angel Investor Deep-Dives
Detailed profiles of the elite angels from today's deals.
Guillermo Rauch
CEO, Vercel
📍 San Francisco, CA
Guillermo Rauch is a software engineer and the CEO of Vercel, a company he founded. He is also known as the creator of popular open-source projects like Next.js and Socket.io. Originally from Lanús, Buenos Aires, Argentina, he later relocated to San Francisco, CA, and has made significant contributions to web development and open-source technologies.
Investment: StackAI ($16M Series A)
LinkedIn: https://www.linkedin.com/in/rauchg
X/Twitter: @rauchg
Email: Not publicly available
Phone: Not publicly available
Soar Portal: https://soar.com/profile/guillermo-rauch
LinkedIn: https://www.linkedin.com/in/rauchg
X/Twitter: @rauchg
Email: Not publicly available
Phone: Not publicly available
Soar Portal: https://soar.com/profile/guillermo-rauch
Jeff Dean
Chief Scientist, Google DeepMind and Google Research
📍 Palo Alto, CA
Jeff Dean joined Google in 1999 and is currently the Chief Scientist for Google DeepMind and Google Research. He co-founded the Google Brain project/team in 2011, focusing on intelligent machines. His work spans machine learning, large-scale distributed systems, and the application of AI to various problems.
Investment: Trajectory ($15M Seed)
LinkedIn: https://www.linkedin.com/in/jeff-dean-8b212555
X/Twitter: @JeffDean
Email: Not publicly available
Phone: Not publicly available
Soar Portal: https://soar.com/profile/jeff-dean
LinkedIn: https://www.linkedin.com/in/jeff-dean-8b212555
X/Twitter: @JeffDean
Email: Not publicly available
Phone: Not publicly available
Soar Portal: https://soar.com/profile/jeff-dean
Fei-Fei Li
Sequoia Capital Professor, Computer Science Department, Stanford University; Co-Director, Stanford Institute for Human-Centered AI; Co-founder/CEO, World Labs
📍 Stanford, CA
Dr. Fei-Fei Li is a renowned computer scientist specializing in AI, machine learning, and computer vision. She is the creator of ImageNet, a pivotal dataset that significantly advanced deep learning. She has held leadership roles at Stanford University and Google Cloud, and is a strong advocate for human-centered AI and diversity in STEM through her non-profit AI4ALL.
Investment: Trajectory ($15M Seed)
LinkedIn: https://www.linkedin.com/in/fei-fei-li-4541247
X/Twitter: @drfeifei
Email: Not publicly available
Phone: Not publicly available
Soar Portal: https://soar.com/profile/fei-fei-li
LinkedIn: https://www.linkedin.com/in/fei-fei-li-4541247
X/Twitter: @drfeifei
Email: Not publicly available
Phone: Not publicly available
Soar Portal: https://soar.com/profile/fei-fei-li
Sanja Partalo
Co-Founder and Managing Partner, S4S Ventures
📍 New York, New York, United States
Sanja Partalo is the Co-Founder and General Partner of S4S Ventures, a venture capital fund investing in early-growth stage companies. She previously served as EVP, Global Head of Strategic Development & Partnerships at WPP. She holds an MBA from Columbia Business School and is also a Lecturer and Adjunct Professor there.
Investment: Olyzon ($10M Series A)
LinkedIn: https://www.linkedin.com/in/sanjapartalo
X/Twitter: @S_a_nja
Email: Not publicly available
Phone: Not publicly available
Soar Portal: https://soar.com/profile/sanja-partalo
LinkedIn: https://www.linkedin.com/in/sanjapartalo
X/Twitter: @S_a_nja
Email: Not publicly available
Phone: Not publicly available
Soar Portal: https://soar.com/profile/sanja-partalo
Sir Martin Sorrell
Executive Chairman, S4 Capital
📍 London, England, United Kingdom
Sir Martin Sorrell is the Founder and Executive Chairman of S4 Capital plc, a tech-led digital advertising and marketing services company. He previously served as the Founder and CEO of WPP for 33 years, transforming it into the world's largest advertising services group. He also co-founded S4S Ventures, a venture capital firm that invests in early-stage technology companies.
Investment: Olyzon ($10M Series A)
LinkedIn: https://uk.linkedin.com/in/sir-martin-sorrell-35279a67
X/Twitter: @martinsorrell
Email: investors@s4capital.com (investor relations)
Phone: Not publicly available
Soar Portal: https://soar.com/profile/sir-martin-sorrell
LinkedIn: https://uk.linkedin.com/in/sir-martin-sorrell-35279a67
X/Twitter: @martinsorrell
Email: investors@s4capital.com (investor relations)
Phone: Not publicly available
Soar Portal: https://soar.com/profile/sir-martin-sorrell
Social Media Post Pack
LinkedIn / X Post:
🚀 Startup funding roundup (May 29, 2026):
• Picogrid raises $45M Series A for defense tech integration (Bessemer)
• Pax lands $40M seed for AI-native public safety (Greenoaks, Benchmark)
• Jeff Dean & Fei-Fei Li back Trajectory's $15M seed for AI continual learning
• Guillermo Rauch angels into StackAI's $16M Series A for agentic workflows
• Tensormesh: $20M seed for caching-accelerated AI inference
• Itera: $12M seed for the world's first fluid circuit board
14 deals | $259M+ raised | 78 EDGAR Form D filings
#StartupFunding #VentureCapital #AI #DefenseTech #DeepTech #AngelInvesting
Section 2: SEC EDGAR Form D Filings (May 29, 2026)
78 Form D filings recorded today.
Operating Companies (11)
North Titus 1 Joint Venture
LA | Oil and Gas | $985,000
• Nelson & Clark Inc
• Robert Nelson
HelloCounsel Inc
DE | Other Technology | $3,089,919
• TRUPTHI SHETTY
• KRUNAL CHAUHAN
Campus Village Management LLC
WA | Residential | $1,500,000
• Camden Kaminsky
Alpha Compute Corp (ALP)
D8 | Other Technology | $5,500,000
• Brittany Kaiser
• Michael Terpin
• Daniel Siciliano
• Enzo Villani
• Wes Levitt
• Yury Mitin
474 Holdco LLC
FL | Restaurants | $8,000,000
• Edward Grace IV
• Samuel Grace
• Alex Melillo
• Joseph Cervasio
Specialty Healthcare Consortium LLC
TX | Other Health Care | $480,000
• James Tracy
• Sarah Webb
• Lyn Lewars
• Greg Bensch
• Jason Raasch
• Mark Scarupa
Bayezon AI, Inc.
IN | Other Technology | $2,000,000
• Rajan Balasundaram
• Vinod Kumar Kolakampadam
• Raul Zavaleta
• Sean Brady
Encore Berea H1A Off-Set II
KY | Oil and Gas | $3,000,000
• Stephen Stengell
M.J.E.R.D Enterprise, Inc.
FL | Other Banking and Financial Services | $1,500,000
• Martin Dacelin
SYMULAT, INC.
CA | Computers | $115,000
• Sergey Knysh
Scannable Inc
Q2 | Other Technology | $4,687,907
• PARTRIDGE ROBERT
• GENE DOWER
Investment Funds & SPVs (67)
OT YC Fund IV, LLC | MA | Indefinite | Nichola Eliovits
Fund I, a series of Composite Capital I, LP | WA | $5,000,000
ST-0429 Gaingels Fund I, a series of Zachary Ginsburg Funds, LP | WA | $402,399
Lynx1 Onshore Fund LP | PR | Indefinite | Weston Nichols
ShareBear Burst X, a series of ShareBear Ventures, LP | WA | $105,263
Cynosure Investment Partners, LLC | UT | $350,000,000 | Mark Siddoway
Mackenzie International Quantitative Large Cap Fund (Cayman) Ltd. | E9 | Indefinite | n/a Mackenzie Investments Corporation, Todd Hazlewood, James Keyes
Mackenzie Emerging Markets Small Cap Master Fund (Cayman) LP | E9 | Indefinite | n/a Mackenzie EM Funds Management (Cayman) Ltd., n/a Mackenzie Investments Corporation, Ian Lawrence
Griffin Capital (Union - Kansas City, MO) DST | CA | $59,873,419 | Kevin Shields
TigerMax Partners, LP - Series A | NY | Indefinite | Greg Lippmann
Lynx1 Offshore Fund Ltd. | E9 | Indefinite | Weston Nichols, Matt Auriemma, Wendy Beer
Cerberus All-Weather Credit Opportunities Fund, L.P. | NY | Indefinite | Frank Bruno
CC PP I a Series of CGF2021 LLC | DE | $1,185,000 | LLC Sydecar, Brett Sagan
IN-1010 Fund II, a series of Roll Up Vehicles, LP | WA | $217,500
LUNAR B311 a Series of CGF2021 LLC | DE | $90,000 | LLC Sydecar, Brett Sagan
Ultranative 0 20 a Series of Ultranative Ventures I LLC | DE | $1,546,391 | LLC Sydecar, Brett Sagan
Troluce Offshore Fund, Ltd | E9 | Indefinite | Leanne Golding, John Ackerley, Jared Dubin
Mackenzie International Quantitative Small Cap Fund (Cayman) Ltd. | E9 | Indefinite | n/a Mackenzie Investments Corporation, Nicholas Tham, Todd Hazlewood
StarCLProm a Series of CGF2021 LLC | DE | $3,100,000 | LLC Sydecar, Brett Sagan
QU-0504 Fund I, a series of Sajid Rahman Angel Funds, LP | WA | $84,300
Kamal Ravikant Capital QP, LP - F3 | WA | $20,000
KittyHawk Heavy Hedy SPV LLC | DE | Indefinite | n/a KittyHawk Heavy GP, LLC, William Weisman
Mackenzie Global Environmental Equity Master Fund (Cayman) LP | A6 | Indefinite | n/a Mackenzie EM Funds Management (Cayman) Ltd., n/a Mackenzie Financial Corporation, James Keyes
NE-0415 Fund I, a series of Umami Capital, LP | WA | $80,200
KO-0417 Fund I, a series of CCL Funds, LP | WA | $406,330
Sellaronda Offshore Fund LP | E9 | Indefinite | Gor Ter-Grigoryan
474 Investment Co LLC | FL | $2,000,000 | Edward Grace IV, Damien Barr, Samuel Grace
OWS Credit Opportunity Offshore Fund, Ltd. | E9 | Indefinite | David Sherr, Kurt Locher, John D'Agostino
Sellaronda Master Fund LP | E9 | Indefinite | Gor Ter-Grigoryan
Velocity Fund II Prime, a series of Velocity Venture Fund Investors, LP | A6 | $25,000,000 | Ross Robinson
Sellaronda Onshore Fund LP | NY | Indefinite | Gor Ter-Grigoryan
Brooklyn FC- Daggers Mar 2026 a Series of CGF2021 LLC | DE | $1,671,000 | LLC Sydecar, Brett Sagan
Cloverfield Funds, LP - III | WA | $1,500,000
GSBackers Narrative Fund I a Series of CGF2021 LLC | DE | $4,462,500 | LLC Sydecar, Brett Sydecar
Speed Point Capital LLC | FL | Indefinite | Mason Sexton
SFP Fund I, a series of Solo Founders, LP | WA | $1,459,000
BEB Credit Opportunity Fund II, L.P. | NY | Indefinite | Keyvan Ghaytanchi
SSGF I REIT Holdings, LLC | PA | $125,000 | Keith Stoltz, Kyle Stoltz, Thomas Miller
Kimmeridge Energy Engagement Partners III, LP | NY | Indefinite | Benjamin Dell
AGC Wealt Periodic Labs I a Series of AGC AI Nexus Fund LLC | DE | $4,743,803 | LLC Sydecar, Brett Sagan
PPVP Growth Fund IV a Series of Pari Passu Master II LLC | DE | $1,147,200 | LLC Sydecar, Brett Sagan
AllevaluxSPVI Feb 2026 a Series of CGF2021 LLC | DE | $150,000 | LLC Sydecar, Brett Sagan
Griffin Capital Development Partners Fund III, L.P. | CA | $100,000,000 | Kevin Shields
NE-0425 Fund I, a series of Capital Trajectory Syndicate, LP | WA | $510,000
Troluce Onshore Fund, LP | PR | Indefinite
Mackenzie Emerging Markets Small Cap Fund (Cayman) Ltd. | E9 | Indefinite | n/a Mackenzie Investments Corporation, Ian Lawrence, James Keyes
DP PRIVATE INVESTMENT FUND I, LLC | CT | Indefinite | PAUL DAVERSA
Mackenzie International Quantitative Large Cap Master Fund (Cayman) LP | E9 | Indefinite | n/a Mackenzie EM Funds Management (Cayman) Ltd., n/a Mackenzie Investments Corporation, Todd Hazlewood
Steel Atlas Zeno Pre Series C SPV a Series of CGF2021 LLC | DE | $1,122,448 | LLC Sydecar, Brett Sagan
JANA Strategic Investments Benchmark Offshore Fund, Ltd. | E9 | Indefinite | Jay Young, Sabina Jerrybandan, Clifford Brandeis
OL-0512 Fund I, a series of MV Funds, LP | WA | $282,500
Mackenzie Emerging Markets All Cap Master Fund (Cayman) LP | E9 | Indefinite | n/a Mackenzie EM Funds Management (Cayman) Ltd., n/a Mackenzie Investments Corporation, Ian Lawrence
CHEF Series A-2 Preferred Dec 2025 a Series of CGF2021 LLC | DE | $400,000 | LLC Sydecar, Brett Sagan
Alpha-PU-0503 Fund II, a series of Platform Funds 2026, LP | WA | $133,867
PA-0430 Fund I, a series of Hustle Fund Angel Squad Verticals, LP | WA | $114,000
Jadian WS-A (Feeder) 3 Co-Invest II, LP | CT | Indefinite | Jarret Cohen, Morgan Wilwol, Bryan LaPlant
Mackenzie Emerging Markets All Cap Fund (Cayman) Ltd. | E9 | Indefinite | n/a Mackenzie Investments Corporation, Ian Lawrence, James Keyes
NexTitle Washington Partners, LLC | WA | $250,000 | Stephen Routh, Stephen NexTitle Holdings, LLC
18 North Sterling Park LP | OK | $3,800,000 | Benjamin Friedland, Roman Brailovski, Christopher Brown
GMI-URBAN TOWERS, LP | TX | $24,919,975 | William Glass, Scott Palmer
Nexus I a Series of The Gate Strategic Opportunities LLC | DE | $25,727,470 | LLC Sydecar, Brett Sagan
JANA Strategic Investments Benchmark Fund, L.P. | NY | Indefinite | Barry Rosenstein, Scott Ostfeld
Mackenzie International Quantitative Small Cap Master Fund (Cayman) LP | E9 | Indefinite | n/a Mackenzie EM Funds Management (Cayman) Ltd., n/a Mackenzie Investments Corporation, Todd Hazlewood
Alexandria Capital I a Series of CGF2021 LLC | DE | $11,095,500 | LLC Sydecar, Brett Sagan
Cerberus AWCO Overseas Feeder, L.P. | E9 | Indefinite | Frank Bruno
Starbridge Revolution a Series of CGF2021 LLC | DE | $4,481,200 | LLC Sydecar, Brett Sagan
Rove Mar 2026 a Series of CGF2021 LLC | DE | $117,000 | LLC Sydecar, Brett Sagan
Angel Registry Update — May 29, 2026
Sources: TechCrunch, Fortune, BusinessWire, GlobeNewswire, PR Newswire, Crunchbase, FinTech Global, StartEngine, SEC EDGAR
Data compiled autonomously. Verify before acting.
Sources: TechCrunch, Fortune, BusinessWire, GlobeNewswire, PR Newswire, Crunchbase, FinTech Global, StartEngine, SEC EDGAR
Data compiled autonomously. Verify before acting.
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