ONE to ONE Corporate Finance

Australia’s Experts in Corporate Finance Worldwide

ONEtoONE is a leading independent global investment banking firm specializing in M&A advisory services for the Middle Market. Marcel Hilmer, principal of Prostra was appointed as the inaugural Australian partner in May 2025.

ONEtoONE has 3 Australian Partners supported locally by analysts, researchers & strategic advisors
Linked to a global team of partners and advisors in 70+ cities across five continents.
Highly advanced Search Technology to find the best buyers or sellers with data mining tools, artificial intelligence, and metalanguage.
2,000+ Mandates over more than 20 years.
Sector teams providing in-depth expertise.

OFFICES IN 40+ COUNTRIES AND 70+ CITIES

Comprehensive Strategic Advisory Capability