culture
Our culture is designed to serve the best interests of our clients by creating an environment that supports excellent investment decision making. It is our values that guide the evolution of that environment.
Humility
Serves as the foundation of our continuous learning philosophy
Curiosity &
Innovation
Drive nimble and iterative investment processes
Unity &
Diversity
Provide the support for effective collaboration
Accountability &
Integrity
Create trust between all stakeholders
leadership


























Hilton Nathanson
Founding Partner
Hilton founded Marble Bar in 2002. He is responsible for the vision of the firm and the ongoing development of its technology. Hilton also contributes to Chelodina’s capital allocation decisions, mentors portfolio managers, and oversees the development of bespoke investment solutions.

Stela Modrakovic
Chief Strategy Implementation Officer
Stela is responsible for defining and executing upon key strategic initiatives across the firm, specifically in the areas of Execution, Finance, ESG, as well as Technology. Stela brings a wealth of experience having spent nearly twenty years at Deutsche Bank across Equities Division in the areas of Program Trading, Index Synthetic and ETF Business, Central Risk Book, and Financial Resource Management. Having most recently worked at Citi Group in the position of Managing Director – FRM, Head of Liquidity Strategy.

Ballove Joshi
Finance Director
As Finance Director, Ballove works closely with senior management on their ambitious growth plans covering financial planning and analysis in a commercially focused role. Ballove joined Marble Bar in 2021 and has over 10 years finance experience in the asset management industry.