Fundraising Fox

Hallstone Ventures

Venture capitalActively deploying

Los Angeles · Seed–Series C · 6 people tracked

Fox Verdict
Sign up to see your fit

Investment thesis

The firm believes AI is driving a fundamental rebuild of media infrastructure across creation, distribution, measurement, protection, and monetization. Hallstone backs founders building foundational software and infrastructure layers that serve this evolving media technology stack, including creator tools, ad tech and monetization solutions, immersive media systems, and frontier media infrastructure.

Source: firm website, verified Jul 21, 2026.

Stage
Seed–Series C
HQ
Los Angeles, US
Founded
2025
Tracked investments
5

Team · 6 people

from the firm's website
Seth Hallen· Founder and Managing Partnerin

A 25-year veteran of media and entertainment technology who built and operated infrastructure systems now being transformed by AI. Previously held leadership roles at Panavision's Light Iron, Sony Pictures, Pixelogic, and Testronic, and served as President of the Hollywood Professional Association.

Andy Beach· Venture Partnerin

Former CTO of Media and Entertainment at Microsoft where he led cloud production strategy, AI-driven workflows, and enterprise partnerships across the global media industry.

Claire Lee· Venture Partnerin

Venture banking and technology ecosystem specialist who previously led startup banking at Silicon Valley Bank and seed-stage strategic partnerships at Microsoft, bringing expertise in venture-stage finance and technology development.

Dave Kochbeck· Venture Partnerin

Technology leader with background as founding CTO of Live Nation and Chief Scientist at Silicon Valley Bank. Combines expertise in media-platform architecture, venture banking, and emerging technology strategy.

Leon Silverman· Venture Partnerin

Executive leader with decades of experience at major media organizations including Walt Disney Studios, Netflix, MovieLabs, LaserPacific, and Eastman Kodak. Specialized in media technology standards, workflow innovation, and industry infrastructure development.

Derek Mether· Analystin

Investment professional who supports the firm's research, diligence activities, and portfolio operations.

What they invest in

from 2 of 5 portfolio companies

AdTech ×1AI & Machine Learning ×1Hardware ×1Marketing Tech ×1Robotics ×1Space Tech ×1

HQs:United States×2

Investments · 5 tracked

founders shown can be your intro path
Decile hubdecilehub.com
ORBESorbes.spacein

Orbes is a space technology company building systems and capabilities for orbital operations. The company draws on expertise in satellite mechanisms, propulsion, and guidance/control systems.

HardwareRoboticsSpace TechSan Jose, US

Anna Shaposhnik(Founder, CEO)Paul W.(CTO)

REXrexd.comin

REX is an AI-powered advertising agent that combines strategic planning, budget optimization, and real-time performance analysis for digital marketing campaigns across multiple ad platforms. It serves brands seeking to improve return on ad spend through autonomous management of Google, Meta, TikTok, and other advertising channels.

AdTechAI & Machine LearningMarketing TechMinneapolis, US

Waffle Videowafflevideo.aiin
Wide Worldswideworlds.aiin𝕏

Frequently asked questions

What stage does Hallstone Ventures invest at?
Hallstone Ventures invests at the Seed, Series A, Series B, Series C stages.
What sectors does Hallstone Ventures focus on?
Hallstone Ventures focuses on AdTech, AI & Machine Learning, Creator Economy, Media & Entertainment, Space Tech.
Where is Hallstone Ventures located?
Hallstone Ventures is headquartered in Los Angeles, US.

Similar investors

Featured in lists