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Lewis Black

Chief Executive Officer and director at Great Fission.

ExecutiveDirector
Updated Oct 27, 2026·Latest SEC filing Oct 6, 2026·Suggest an edit

About Lewis Black

Lewis Black is a chief executive officer and director at Great Fission.

Experience

This experience comes from SEC filings. The years are when the filings name Lewis Black in the role, so the role may have started earlier or lasted longer.

Great Fission, Inc.
Chief Executive Officer and director
2026 · San Francisco, CA

Sources

  1. SECGreat Fission, Inc. Form D, filed Oct 6, 2026