
Bar Winkler
Co-Founder & CEO at Wonderful, serial entrepreneur, angel investor
barwinkler
Tel Aviv-Yafo, Israel
Joined January 2026
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Summary
Bar Winkler is a serial entrepreneur, currently co-founding and leading Wonderful, an innovative AI company that develops agentic AI for enterprise customer service, particularly in non-English markets. His vision addresses the gap in AI solutions that understand local nuances and cultural contexts, reflected in Wonderful's successful seed and Series A funding rounds. indexventures+3
He has demonstrated significant expertise in fintech and procurement, having co-founded Approve.com, a cloud procurement solution provider. This venture was successfully acquired by Tipalti, where he then served as a General Manager. In this role, he oversaw critical initiatives in procurement, cards, and expenses, with a focus on automating financial processes such as credit card reconciliation. tipalti+2
Bar possesses a strong foundation in the startup ecosystem, having contributed to the growth of ironSource for seven years in various roles, including global business development and product management. Additionally, he is an active angel investor, supporting various early-stage startups and contributing to their development. calcalistech+3
Work
Education
Notes
RSRachel Sinyorsaid that if they had to pick someone to run a business of 500 to 5000 employees,
BWBar Winkler
would be a top choice.Dec 23, 2025
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