
Investment Team
With a singular investment strategy to focus on, Vertium has a high concentration of talent dedicated to deliver on its equity income objective
A blend of talent generating ideas and making investment decisions
The Vertium investment team has an array of professional experience across the investment management industry with a range of sector coverage experience.
Vertium is supported by the resources and expertise of Clime Asset Management (AFSL 221146), an ASX-listed financial services group. Through this partnership, Vertium can draw on Clime’s team to enhance its operational capabilities and share valuable insights
Portfolio management
While Vertium adopts a collegiate approach in its investment process, with all members sharing research responsibilities, ultimate responsibility for portfolio decisions rest with the Chief Investment Officer, Jason Teh.
​
This includes stock selection and position sizes, option strategy and overall risk management of the portfolio.
Jason Teh

Chief Investment Officer
MFin, BSc
Jason Teh is the founder of Vertium Asset Management, established in 2017, and brings over 26 years of experience in Australian equity investment management. As the head of Vertium’s investment team, he oversees the firm’s investment philosophy, process, and portfolio management.
Before founding Vertium, Jason was a Senior Portfolio Manager at Investors Mutual, where he played a key role in designing and managing the Investors Mutual Equity Income Fund. Throughout his career, he has held a range of senior investment roles, including Chief Investment Officer, Portfolio Manager, Equity Analyst, and Quantitative Analyst. His extensive expertise spans portfolio construction, risk management, and equity research.
Denis Donohue

Portfolio Manager
BCom, FCPA
Denis joined Vertium in 2024 as a Portfolio Manager and is a seasoned investment manager with 35 years of industry experience.
Previously at Pentalpha Investment Management, he held leadership roles including Head of Investments. His diverse career spans founding a boutique investment firm, leading Australian equities across multiple firms (Suncorp, Solaris, Pentalpha), and tackling various GICS industy sectors. Donohue's background encompasses equities analysis, portfolio management, as well as equities and derivatives trading.
​