LombardStreet Ventures

Menlo Park-based pre-seed/seed VC focused on B2B SaaS and AI infrastructure in Silicon Valley

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Updated: Dec 5, 2025 ·

About

Menlo Park-based pre-seed/seed VC focused on B2B SaaS and AI infrastructure in Silicon Valley

Financial History

Total Raised

N/A

Valuation

N/A

Investments Made

Date	Company	Round	Lead Investor(s)	Co-Investor(s)
Oct 1, 2025	SiC Systems	$3.0M Seed	—	Altair Capital Management, Alumni Ventures, Amino Capital, Array Ventures, Ascend Vietnam Ventures, B Capital Group, Brainstorm Ventures, Canvas Ventures, Chapter One Ventures, Climate Capital, Dreamers VC, f7 Ventures, Flex Capital, Foundation Capital, FreeSky Capital, Frontier Ventures, Gaingels, Ideas & Capital, Infinite Niches, Long Journey Ventures, Mindset Ventures, Modern Venture Partners, Peak State Ventures, Plug & Play Ventures, Safar Partners, Sequoia Capital, UpHonest Capital, Virginia Venture Partners, Adam D'Angelo, Christopher Nguyen, Clark Landry, Eric Bunting, Faizan Khan (Unchained Capital), Gokul Rajaram, Jed Ng, Jeff Morris, Kintan Brahmbhatt, Marat Kichikov, Sahin Boydas, Scott Banister, Siqi Chen, Sue Xu
Sep 1, 2025	Kestroll	$500K Seed	—	Y Combinator
Sep 1, 2025	Evolve Platform	$1.0M Seed	—	Altair Capital Management, Alumni Ventures, Amino Capital, Array Ventures, Ascend Vietnam Ventures, B Capital Group, Brainstorm Ventures, Canvas Ventures, Chapter One Ventures, Climate Capital, Dreamers VC, f7 Ventures, Flex Capital, Foundation Capital, FreeSky Capital, Frontier Ventures, Gaingels, Ideas & Capital, Infinite Niches, Long Journey Ventures, Mindset Ventures, Modern Venture Partners, Peak State Ventures, Plug & Play Ventures, Safar Partners, Sequoia Capital, UpHonest Capital, Virginia Venture Partners, Adam D'Angelo, Christopher Nguyen, Clark Landry, Eric Bunting, Faizan Khan (Unchained Capital), Gokul Rajaram, Jed Ng, Jeff Morris, Kintan Brahmbhatt, Marat Kichikov, Sahin Boydas, Scott Banister, Siqi Chen, Sue Xu
Sep 1, 2025	Stockline	$500K Seed	—	Entrepreneur First, Y Combinator
Sep 1, 2025	Wayline	$500K Seed	—	Y Combinator
Aug 1, 2025	IronGrid	$500K Seed	—	Soma Capital, Y Combinator
Aug 1, 2025	Nautilus	$500K Seed	—	Y Combinator
Jul 1, 2025	Stable	$28.0M Seed	—	Acrew Capital, Anthemis Group, In-Q-Tel, Notion Capital, OS Fund, Prototype Capital, Range VC, Trucks Venture Capital
Jul 1, 2025	Tavrn	$15.0M Series A	—	Craft Ventures, Four Rivers Group, Friále, HOF Capital, Hummingbird Ventures, Neotribe Ventures, Unruly Capital, UpHonest Capital
Jul 1, 2025	Floot	$500K Seed	—	Y Combinator, Kulveer Taggar
Jul 1, 2025	Professional Triathletes Organisation	$40.0M Series C	—	American Express Ventures, Buckley Ventures, Celesta, Electric Capital, Greylock, Helium-3 Ventures, Jude Gomila Rolling Fund, KAAN Ventures, Lightbank, Prime Movers Lab, Saga, UpHonest Capital, Alexander Gerko, Louis Beryl, Matt Bellamy, Mattia Astori, Paul Graham, Sahin Boydas, Sam Altman
Jul 1, 2025	Helical Fusion	$16.0M Series A	—	Altair Capital Management, Alumni Ventures, Amino Capital, Array Ventures, Ascend Vietnam Ventures, B Capital Group, Brainstorm Ventures, Canvas Ventures, Chapter One Ventures, Climate Capital, Dreamers VC, f7 Ventures, Flex Capital, Foundation Capital, FreeSky Capital, Frontier Ventures, Gaingels, Ideas & Capital, Infinite Niches, Long Journey Ventures, Mindset Ventures, Modern Venture Partners, Peak State Ventures, Plug & Play Ventures, Safar Partners, Sequoia Capital, UpHonest Capital, Virginia Venture Partners, Adam D'Angelo, Christopher Nguyen, Clark Landry, Eric Bunting, Faizan Khan (Unchained Capital), Gokul Rajaram, Jed Ng, Jeff Morris, Kintan Brahmbhatt, Marat Kichikov, Sahin Boydas, Scott Banister, Siqi Chen, Sue Xu
Jun 1, 2025	Payrails	$32.0M Series A	—	75 & Sunny, AAF Management Ltd., Andreessen Horowitz, Brainchild, Coefficient Capital, Digital Currency Group, Dimension Capital, General Catalyst, HV Capital, Oyster Ventures, The Hit Forge, Third Kind Ventures, Ben Davenport, George Burke, Henry Kravis, Kaushik Subramanian, Mario Götze, Mo El-Bibany
May 1, 2025	Quantum Systems	$180.0M Series C	—	Afore Capital, Alpine Space Ventures, Andreessen Horowitz, Anthemis Group, Balderton Capital, Browder Capital, Countdown Capital, CRV, Fireside Ventures, Founders Fund, Global Innovation Fund, Hanabi Capital, HV Capital, Innovation Endeavors, Mosaic Ventures, Mucker Capital, Glenn Solomon, Notion Capital, Pareto Holdings, Project A Ventures, Propeller VC, SCOR Ventures, #SecretFund, Sequoia Capital, Spark Capital, Vsquared Ventures, World Fund, Cory Levy, Dwipal Desai, Fritz Demopoulos, Jeff Bezos, Julian Stiefel, Julian Weselek, Richard Laxer, Rob Theis, Rolf Schrömgens, Thijn Lamers
Apr 1, 2025	Thatch	$40.0M Series B	—	2.12 Angels, AAF Management Ltd., Kevin Hartz, AME Cloud Ventures, Andreessen Horowitz, Angelic Ventures, Brainchild, Coinbase Ventures, Matt Ocko, DFJ, Digital Currency Group, Dimension Capital, Dispersion Capital, Dreamers VC, Founders Fund, General Catalyst, Goodwater Capital, Greylock, Hardware Club, Shawn Modarresi, Kindred Ventures, Locus Ventures, Marcy Venture Partners, Mayfield, Menlo Ventures, Off the Grid Ventures, Oyster Ventures, Pantera Capital, South Park Commons, The General Partnership, The Hit Forge, Third Kind Ventures, Uncork Capital, Verified Capital, Balaji Srinivasan, Ben Davenport, Chris Kelly, George Burke, James Hong, Jared Leto, Jay Z, Jeff Seibert, John Hennessy, Kaushik Subramanian, Mo El-Bibany, Shervin Pishevar
Apr 1, 2025	Browserbase	$40.0M Series B	—	Andreessen Horowitz, Balderton Capital, CRV, Global Innovation Fund, Hanabi Capital, Innovation Endeavors, Mucker Capital, Notable Capital, Propeller VC, Dwipal Desai, Jeff Bezos, Rob Theis
Mar 1, 2025	PAX Markets	$500K Seed	—	Y Combinator
Mar 1, 2025	Mastra	$13.0M Seed	—	Greylock, LGF, RTP Global, Scale Asia Ventures, Y Combinator
Feb 1, 2025	Mast Reforestation	$25.0M Series B	—	Coalition Operators, Founders' Co-op, Mexican.vc, Seven Seven Six, Social Capital, Spero Ventures, XYZ Venture Capital, Julius Genachowski, Rob Veres, Tobias Lutke, Yishan Wong
Feb 1, 2025	Astro Mechanica	$27.0M Series A	—	Alumni Ventures, American Express Ventures, Buckley Ventures, Celesta, Electric Capital, Greylock, Helium-3 Ventures, Jude Gomila Rolling Fund, KAAN Ventures, Lightbank, Prime Movers Lab, Saga, UpHonest Capital, Y Combinator, Alexander Gerko, Louis Beryl, Matt Bellamy, Mattia Astori, Michael Moritz, Paul Graham, Sahin Boydas, Sam Altman
Feb 1, 2025	Human	$7.0M Seed	—	7percent Ventures, Acario, Founder Collective, Initialized Capital, ShareBear Capital, Shkuri Ventures, Arash Ferdowsi
Jan 1, 2025	Printr	$3.0M Seed	—	Bascom Ventures, Cubit Capital, Infinite Capital, Lerer Hippeau, Liquid 2 Ventures, Lockheed Martin Ventures, Metaplanet
Jan 1, 2025	Helion Energy	$430.0M Series F	—	American Express Ventures, Buckley Ventures, Celesta, Dragonfly Capital Partners, Electric Capital, Greylock, Griffin Gaming Partners, Helium-3 Ventures, Jude Gomila Rolling Fund, KAAN Ventures, Lightbank, Lightspeed Venture Partners, Pantera Capital, Prime Movers Lab, Saga, Sony Innovation Fund, UpHonest Capital, Alexander Gerko, Louis Beryl, Matt Bellamy, Mattia Astori, Michael Moritz, Paul Graham, Sahin Boydas
Jan 1, 2025	Instabase	$100.0M Series D	—	Kevin Hartz, Addition, Andreessen Horowitz, Balderton Capital, CRV, Global Innovation Fund, Greylock, Hanabi Capital, Innovation Endeavors, Mucker Capital, Glenn Solomon, Propeller VC, Dwipal Desai, Frederic Kerrest, Jeff Bezos, Rob Theis
Dec 1, 2024	Boom Supersonic	$100.0M Series A	—	American Express Ventures, Breakthrough Energy Ventures, Buckley Ventures, Celesta, Conviction Partners, Cowboy Ventures, Draper Associates, Electric Capital, Fuel Capital, Greenoaks Capital, Greylock, GSV Acceleration, GSV Ventures, Helium-3 Ventures, Jude Gomila Rolling Fund, KAAN Ventures, Kleiner Perkins, Lightbank, Maple VC, Pillar VC, Prime Movers Lab, Saga, Salesforce Ventures, UpHonest Capital, Greg Brockman, Kulveer Taggar, Louis Beryl, Matt Bellamy, Mattia Astori, Michael Moritz, Paul Graham, Sahin Boydas, Sam Altman, Tom Blomfield

Financial History

Total Raised

N/A

Valuation

N/A

Leadership Team

Key people at LombardStreet Ventures.

Leadership Team

Key people at LombardStreet Ventures.

Deep Dive

High-Level Overview

Lombardstreet Ventures is a Menlo Park-based pre-seed and seed venture capital firm focused primarily on B2B SaaS and AI infrastructure startups in Silicon Valley. Their mission centers on nurturing the next generation of innovative startups by combining financial investment with strategic guidance and mentorship from seasoned executives. The firm targets early-stage companies, especially those with some traction in the US market, across sectors such as B2B software, SaaS applications, developer tools, infrastructure software, deep tech, API-first platforms, open source, and AI. Lombardstreet Ventures aims to transform groundbreaking ideas into successful Silicon Valley realities, thereby strengthening the startup ecosystem by supporting visionary entrepreneurs and fostering innovation[1].

Origin Story

Founded by Luigi Bajetti, a serial entrepreneur with over 25 years of experience in tech and internet industries, Lombardstreet Ventures leverages his deep operational and investment expertise. Bajetti transitioned to full-time investing in 2013 after building and scaling multiple tech ventures, including a primary ISP in Italy and a private photo-sharing service in the Bay Area. His background also includes a specialization in Venture Capital from UC Berkeley’s Haas School of Business. Under his leadership, Lombardstreet Ventures has invested in over 20 US startups valued collectively at more than $30 billion, including nine unicorns. The firm’s focus has evolved to emphasize early-stage investments in Silicon Valley startups with strong growth potential and visionary founding teams[2][3][1].

Core Differentiators

Unique Investment Model: Focus on pre-seed and seed stages with a preference for Silicon Valley-based founding teams showing early traction.
Network Strength: Access to a global network of top-tier talent and seasoned executives who provide strategic mentorship beyond capital.
Track Record: Portfolio includes over 20 startups with a combined valuation exceeding $30 billion, including nine unicorns.
Operating Support: Hands-on collaboration with founders to navigate early challenges, leveraging founder Luigi Bajetti’s extensive entrepreneurial background.
Sector Focus: While sector agnostic, the firm has a strong emphasis on B2B SaaS, AI infrastructure, developer tools, and deep tech, aligning with current tech trends[1][2].

Role in the Broader Tech Landscape

Lombardstreet Ventures rides the wave of accelerated innovation in AI infrastructure and B2B SaaS, sectors critical to the digital transformation of enterprises. The timing is favorable due to increasing enterprise adoption of AI-powered tools and cloud-native software architectures, creating a fertile environment for startups in these domains. By focusing on pre-seed and seed investments, Lombardstreet Ventures plays a pivotal role in shaping the early-stage ecosystem in Silicon Valley, helping to identify and scale companies that address emerging market needs in AI, developer productivity, and infrastructure software. Their mentorship-driven approach also helps bridge the gap between visionary ideas and scalable business models, influencing the broader innovation landscape[1].

Quick Take & Future Outlook

Looking ahead, Lombardstreet Ventures is well-positioned to capitalize on the growing demand for AI infrastructure and SaaS solutions as enterprises increasingly digitize and automate. The firm’s continued emphasis on early-stage investments and close founder collaboration suggests it will remain a key player in seeding the next wave of transformative B2B technologies. Trends such as generative AI, API-first platforms, and open-source enterprise software will likely shape their portfolio and investment thesis. As the startup ecosystem evolves, Lombardstreet Ventures’ influence may deepen by fostering companies that become foundational to the future of enterprise software and AI infrastructure, reinforcing their role as a catalyst for innovation in Silicon Valley[1][2].

Sources

High-Level Overview

Origin Story

Core Differentiators

Unique Investment Model: Focus on pre-seed and seed stages with a preference for Silicon Valley-based founding teams showing early traction.
Network Strength: Access to a global network of top-tier talent and seasoned executives who provide strategic mentorship beyond capital.
Track Record: Portfolio includes over 20 startups with a combined valuation exceeding $30 billion, including nine unicorns.
Operating Support: Hands-on collaboration with founders to navigate early challenges, leveraging founder Luigi Bajetti’s extensive entrepreneurial background.
Sector Focus: While sector agnostic, the firm has a strong emphasis on B2B SaaS, AI infrastructure, developer tools, and deep tech, aligning with current tech trends[1][2].