4x founder

Casey Spencer

CEO @ Voxel Energy (YC W26) | Winner: YC Product Showcase | Ex-Tesla

Co-founder

Voxel Energy· Winter 2026 San Francisco Bay Area

in LinkedIn 𝕏 @recnepsyesac

2025Co-founder· Voxel Energy

Founder · since 2014

Company

Voxel Energy

Role

Co-Founder

current

Stage

—

no public source

Raised

—

no public source

Based

San Francisco, California, United States

current

Founder / co-founder — the company's markEmployee / research role

Source: LinkedIn work history

Profile coverage5 of 7 · missing posts, contact

Voxel Energy

Energy independent data centers with solar and repurposed batteries.

Winter 2026

Experience

Career

Voxel Energy
Co-founder
Co-Founder · San Francisco, California, United States · 2025 – Present
2025
ItsWare
Co-founder
Co-Founder · San Francisco Bay Area · 2023 – Present
2023
Stealth Startup
Co-founder
Co-Founder · 2018 – 2023
2018
Tesla
Project Manager, Infotainment and Autopilot Hardware · 3500 Deer Creek Rd, Palo Alto, CA · 2018 – 2020
2018
Tesla
Software Engineering Intern, Internal Tools · 3500 Deer Creek Rd, Palo Alto, CA · 2018
2018
Self Employed
Drone Construction · Los Angeles Metropolitan Area · 2009 – 2017
2009
HackCC
Co-founder
Co-Founder · Greater Los Angeles Area · 2014
2014

Bio

Casey is an award winning engineer, and was previously Project Manager of Tesla’s Infotainment/Autopilot team, where he oversaw distribution of prototype hardware. Casey played a key role in Tesla’s “production hell” in 2018, leading teams that built ad-hoc assembly lines, then worked on those lines himself, building Model 3’s.