Our management team



Tomasz M. Grzegorczyk, PhD, MBA, former Research Scientist at MIT Electrical Engineering department. He has been working with data analytics in all his past roles, including as Chief Scientist at BAE Systems and founder of Delpsi LLC. He is currently pursing his executive MBA at MIT Sloan. With celiac disease in the family, he has been interested in analyzing nutrition and providing data-driven recommendations. He is with "On Demand Chefs" since January 2016.



Malena Gonzalez, MBA, formerly Director of Finance for Schneider Electric, responsible for a $1.4B business. She has 10+ years of experience in different roles in Finance, Supply Chain, Strategy, Business Development, and Sales.  She is currently pursing her executive MBA at MIT Sloan. With a strong passion for food and entrepreneurship, she has been with "On Demand Chefs" since January 2016.



Pieter VanNordenen, MBA, Director of Digital Development for Rowman & Littlefield, he defines the digital product strategy and web-platform for one of the world’s largest independent publishing companies. He is well-versed in technology management, content strategy, and analytics. He is currently pursing his executive MBA at MIT Sloan.



Donna Levin, MBA, Advisor, Donna was the co-founder of Care.com, the world's largest online marketplace for finding and managing family care, with more than 11.8 million members, spanning 16 countries. She oversaw Care.com’s safety program, domestic and global policy initiatives and the corporate social responsibility strategy. Donna has a 15-year career as a social entrepreneur. Prior to co-founding Care.com in 2006, she served as VP of Operations at Upromise, an online service that helps families save for college. Before then, she held several leadership positions across a broad range of technology and startup organizations, including Furniture.com, Turning Point Software (acquired by Metamore Worldwide) and Thomson Financial. She is currently with the MIT Trust Center for Entrepreneurship. She has been an advisor for On Demand Chefs since January 2016