PORTFOLIO

“…it is necessary to become other, or else cease to be.”

Georges Bataille, The Sacred Conspiracy

The defining companies of the last era rearranged information. The defining companies of the next will rebuild the substrate everything runs on: the energy it can draw, the materials it can be made from, the computation it can afford, the machines that act on its behalf.

Acephale Ventures backs early-stage founders in energy, materials, compute and robotics, along with a small number of software companies positioned to become the substrate of an entire industry. Capital, like energy, is a surplus that must be directed; we do so with conviction. The share not spent with intention is spent by accident :-)

Ethos Space

Ethos Space Resources (YC S26) is producing silicon on the Moon, making solar cells to power data centers and everything else in space.

ethos-space.com ↗

Mass Magnetics

USA-made magnetics for robotics and defense. Mass Magnetics turns recycled rare-earth scrap into high-performance permanent magnets, made in America. The materials it supplies are the backbone of electric motors, sensors, speakers, hard drives and electronics, and its process enables DFARS-compliant magnets for defense, aerospace and industrial manufacturers who demand domestic supply without compromising on quality.

massmagnetics.com ↗

Clean Core Thorium Energy

An advanced nuclear fuel company developing ANEEL, a thorium-based fuel platform that improves the economics, performance and sustainability of existing and next-generation reactors — from today’s CANDU and light-water fleets to SMRs and microreactors.

cleancore.energy ↗

Robocurve

Robocurve measures and reports frontier robotics capabilities to the public.

robocurve.org ↗

Pacific

Pacific is a manufacturing company mass-producing portable AI data centers. It deploys its pods onto sites where power is already available but unused, the biggest bottleneck to bringing compute live. The pods act as bridge capacity for multi-year builds, where power sits idle and schedule risk is highest, and Pacific is vertically integrating the most supply-constrained components, including long-lead electrical equipment.

pacificmachines.com ↗

Lake Shore Dynamics

Builds Tide, a signal-development framework that turns market data and a trading objective into deployable alpha — giving trading firms, market makers and bank desks the tooling of a frontier AI lab without building one in-house.

lakeshoredynamics.com ↗

Build4Sim

Built on seven years of MIT research, Build4Sim automatically specializes transistor models to foundry PDK parameters, accelerating analog simulation by up to 100x with zero changes to existing simulators.

build4sim.com ↗

Denta

Denta is a fullstack insurance carrier. Starting with dental insurance, Denta is relentlessly simplifying healthcare to decrease the cost of care for patients.

denta.com ↗

Studio

Studio is creating simulation software that predicts how consumers will respond to a brand decision before launch. It builds durable market models of a brand’s customer base by combining internal sales and engagement data with external behavioral signal generated by the market. Simulations, refined as predictions, are tested against actual outcomes and train the modeled market. Teams can use Studio to optimize consumer-facing decisions like product launches, pricing strategies and messaging campaigns.

trystudio.ai ↗

If you’re a builder, we’d love to speak with you.

investments@acephale.co WRITE TO US →