Jacob Schimmel, LLB MA (Phil), is chairman of UKI Investments, the Schimmel Families investment arm. After graduating in law and philosophy from UCL & Kings, London, Schimmel spent 10 years in the family's real estate business, one of the largest private real estate companies in the United Kingdom. Today, as chairman of UKI Investments, he is responsible for the family's substantial interests in real estate, mining, agriculture, financial services and technology across a broad geographic footprint.

Schimmel was involved in the purchase of IDB Holding Corporation Ltd. The IDB Group is Israel's largest top-tier leading diversified business group with total assets of more than US $30 billion. It holds leading corporations in every key business sector alongside an ever-growing global presence through diverse portfolio of companies and joint ventures. Schimmel is a board member of the Group.

In addition to his business activities, Schimmel serves on the board of various charitable foundations, including the Schimmel Family Foundations, the United Way, Israel - Matan (chair), the American Joint Jewish Distribution Committee - USA (vice president) and Girl Hub (Trustee).