Dr Kaustubh Sonalkar : Managing Partner S3 Global
Dr. Kaustubh Sonalkar is a globally experienced strategy and governance advisor working with boards, family offices, promoters, and institutional investors on leadership, transformation, and value creation agendas.
With over three decades of cross-border experience, he has advised organizations across Europe, the Middle East, North America, and Asia, spanning sectors including infrastructure, capital-intensive industries, consumer, logistics, financial services, and technology-led platforms.
Dr. Sonalkar has worked closely with boards and owners on CEO succession, leadership architecture, governance design, ESG-led transformation, and large-scale change programs, including participation in transactions exceeding USD 21 billion in cumulative deal value.
His advisory approach integrates strategic clarity, human capital intelligence, and cultural alignment—supporting organizations through inflection points such as growth acceleration, ownership transitions, globalization, and institutionalization.
He operates as a trusted, confidential advisor to decision-makers, combining boardroom rigor with a deeply relationship-driven and outcomes-focused philosophy.
Email: kaustubh@s3globalconsult.com
Janell Picon Perez: Network Partner : Canada and South America
Janell Picon Perez is a North America–based Executive Search Partner focused on C-Suite and senior leadership mandates across investor-backed and growth-stage organizations.
With over 20 years of experience in full-cycle executive search and leadership structuring, she has led senior mandates across Technology, Healthcare, Fintech, and capital-driven environments in the U.S. and Canada.
Janell has built and scaled talent functions from inception, partnering directly with founders, boards, and executive teams to identify and secure mission-critical leaders during periods of expansion, governance evolution, and organizational transformation.
Her expertise spans C-level search execution, talent mapping, leadership assessment, and cultural alignment in high-growth and performance-sensitive environments. She operates with a disciplined, confidential, and relationship-driven approach aligned with retained executive search standards.
Email: jan@s3globalconsult.com
Jeff Greene: Network Partner : US
Jeff Greene is a senior executive search leader with over 30 years of experience delivering high-impact finance and leadership mandates across industries in the U.S. As Network Partner – United States for S3 Global Human Capital Solutions, he brings deep expertise in strategic talent intelligence, having been the first to lead the research function at a national search firm and a pioneer of advanced sourcing models that unlocked “hidden” executive talent pools. Previously Senior Partner and Finance Practice Head at Wesley Brown & Bartle, Jeff helped shape innovative recruitment strategies that consistently delivered long-term high performers. He began his search career with Boyden International (then Branthover Associates) and earlier worked in financial services with LF Rothschild, Unterberg, Towbin. Jeff is also a founding member of Veterans Across America, a 501(c)(3) initiative recognized for research on military career transitions. An alumnus of South Carolina State University, he is based in Las Vegas, and is known outside work as an avid golfer and award-winning photographer
Email: jeff.greene@s3globalconsult.com