About

Hello,
I’m Catherine. I advise growing companies & ventures businesses on building out their business models, with a specialisation in Finance, Operations and Strategy

I help startups and high-growth businesses scale confidently by transforming finance operations, optimizing treasury functions, and crafting investor-ready frameworks. Drawing from my experience managing multi-million-dollar finance projects at global firms like Standard Chartered and Shell, I deliver practical, hands-on strategies that drive sustainable growth.

With expertise in capital structuring, risk management, and financial transparency, I focus on building strong foundations for scalable success. 

I’m a qualified ACA (Chartered Accountant under England & Wales) and AMCT-certified (Treasurer under UK Royal Charter), with a Bachelor of Commerce from University of New South Wales (Australia).

Let’s connect! Reach me at Catherine.hermanto@theoryplus.co.uk or via the link below.

We are a team of seasoned professionals specializing in finance, treasury, legal, property, and investment banking.

With deep expertise from leading City of London firms and strong connections across the UK, EU, and ASEAN markets, we deliver practical, scalable solutions.

We believe that in today’s dynamic world, expertise drives lasting value.

Let’s collaborate—reach out to explore how we can work together!

At T Plus+, we believe the experiences of 'pain points' gives important lessons to drive success. We help you get more of the right things done. 

Our mission is to be your trusted strategic advisor, fully understanding your needs and supporting your growth.

Resourceful, lean, and diverse, we tackle every challenge with a unique perspective.

As a collaborative team, we focus on building long-term partnerships and always putting our clients’ interests first.