About us
Callian Capital Group
Callian Capital Group is a global investment and advisory firm focused on private equity, capital markets, and strategic finance. Headquartered in Abu Dhabi, United Arab Emirates, with operations spanning Europe, North America, and Asia, Callian partners with governments, sovereign wealth funds, and institutional investors to originate, structure, and execute transformative investments across real estate, infrastructure, energy, technology, and financial services.
Guided by a commitment to precision, performance, and enduring value creation, the firm leverages deep market intelligence and disciplined execution to deliver impactful outcomes in an increasingly dynamic global landscape.
Management
Michael Decauni
President & Chief Executive Officer
Michael Decauni is the President and Chief Executive Officer of Callian Capital Group, leading the firm’s global strategy and operations across private equity, capital markets, and strategic advisory. Based in Abu Dhabi, he has driven Callian’s expansion across North America, Europe, the Middle East, and Asia, partnering with governments, sovereign wealth funds, and institutional investors on complex, high-value transactions.
With a career spanning corporate finance, investment management, and cross-border advisory, Michael has led and advised on multibillion-dollar initiatives in real estate, infrastructure, technology, and energy. He is also the Managing Director of Transcend AI GAMMA Fund I LP, an SEC-registered hedge fund utilizing AI-driven trading systems to enhance performance and risk efficiency.
Michael’s insights have been featured at leading global forums including the World Economic Forum in Davos, the World Bank and IMF Annual Meetings, and the Qatar Economic Forum. His leadership reflects a disciplined commitment to innovation, institutional excellence, and long-term value creation.
Ameer Ibrahim
Managing Partner
Ameer Ibrahim is Managing Partner at Callian Capital Group, where he directs investment mandates and strategic advisory engagements across key global markets. His background spans financial services assurance at PwC and M&A investment banking at HSBC in London, equipping him with deep expertise in financial structuring, capital formation, and institutional partnerships.
Ameer holds master’s degrees from The University of Edinburgh and Tsinghua University—where he was honored as a Masayoshi Son Fellow of the Schwarzman Scholars Programme—and earned his undergraduate degree from The University of Glasgow, where he served as Student President and on the university’s governing board.
He has participated in high-level global platforms including the World Economic Forum in Davos, the G7 and G20 Summits, the UNFCCC COP Conferences, and the Future Investment Initiative in Riyadh. Ameer also serves on the Advisory Board of the Clinton Global Initiative University and as a Non-Executive Director of the Edinburgh University Students’ Association.
Ameer’s experience across finance, policy, and international engagement strengthens Callian’s institutional partnerships and global investment strategy.
