Energy climate

Apollo Atomics, Inc.

Website

Overview

We make the most compact nuclear reactors

Company description As recorded 2026-11-08

Founders & team

Assil Halimi

Founder/CEO

Founder at Apollo Atomics, Inc. (YC P26). PhD in Nuclear Engineering from MIT with 15 peer-reviewed publications and 2 patents on reactor design and fuel optimization. Previously reactor operator at Engie (Belgium's nuclear operator) and advanced reactor designer at EDF (world's largest nuclear operator). Worked with Westinghouse, NuScale, Rolls-Royce on PWR development.

Founder profile As recorded 2026-09-15

Drew Walker

Founder/COO

Co-Founder & COO of Apollo Atomics (YC P26). He previously co-founded Blue Innovations Group, an electric boat startup, and served in the White House. He holds a B.A. in Political Science from George Washington University.​​​​​​​​​​​​​​​​

Founder profile As recorded 2026-09-15

News & product activity

Sources & observations

Y Combinator

Profile depthverified profile
Website observationwebsite reachable
Last website check2026-11-11
Location · source statedBoston, MA, USA
Pricing evidenceNo pricing page confirmed
Maturity: Not assessed · 3 of 6 areas documented

Source-based assessment · automated evidence rules

The captured homepage does not clearly identify the listed business.

Maturity is an evidence-based assessment, not a success rating. It may understate the current stage where evidence is limited. Coverage records documented areas, not a complete or independently audited company history.

Stage definitions
independent websitesource corroborationreachable websitedescriptive evidenceclassified market and modelsourced people