About Leon Marshall
Leon Marshall is Marble Group, Inc.'s co-chief executive officer, co-president, chief financial officer and treasurer, and a director.
Experience
This experience comes from official bios and from SEC filings. For roles taken from filings, the years are when the filings name Leon Marshall in the role, so the role may have started earlier or lasted longer.
Marble Group, Inc. Current
Co-Chief Executive Officer, Co-President, Chief Financial Officer, Treasurer, Director
Director
2026 – Present · New York, NY
Key Colleagues at Startups
The people Leon Marshall works with at each company, as listed on that company's latest Form D.
Marble Group, Inc. · Form D, Nov 9, 2026
MB
Matthew Ballensweig
Co-Chief Executive Officer, Co-President, Secretary, Director