In this episode of The New F*Word, host Colin Hewitt is joined by Frank Overtoom, a seasoned commercial finance leader with experience across industries, continents, and high-pressure environments. Together, they explore what it really takes to lead financial strategy when decisions carry weight, how the role of the fractional CFO continues to evolve, and how working internationally has shaped Frank’s approach to modern financial leadership.

What You’ll Learn:

* What financial leadership looks like in high-stress environments

* How the role of the fractional CFO has changed in recent years

* Why judgement and perspective matter as much as technical finance skills

* How international experience shapes modern leadership approaches

* What businesses should expect when bringing in senior financial leadership

* How experienced CFOs stay effective across different industries and stages

Frank Overtoom is a multi-lingual, board-level commercial finance leader with experience across technology, retail, pharmaceuticals, and consumer goods. He has lived and worked internationally and is known for leading financial strategy in complex, high-pressure environments. Frank currently works as a fractional CFO across a portfolio of businesses, supporting leadership teams with strategic clarity, commercial judgement, and calm decision-making as they navigate growth and change.

In this episode of The New F*Word, host Colin Hewitt is joined by Siân Grinter, Founder and Fractional Finance Director of Superstar FD, to dive into how she transformed personal adversity into entrepreneurial growth, built a thriving niche in professional services, and learned to set healthy boundaries while scaling sustainably.

What You’ll Learn:

* How Siân turned personal challenges into motivation for change

* What separates a great fractional CFO from an accounting practice

* Building a business model that aligns with your strengths

* How to transition from doing all the work yourself to building a team

Siân Grinter is the Founder and Fractional Finance Director of Superstar FD, a fractional finance department specializing in professional services firms. With over 25 years of experience progressing from accounts assistant to finance director across law firms and financial services organizations, Siân has built a unique expertise in translating corporate finance leadership into scalable, fractional advisory.

In this episode of The New F*Word, host Colin Hewitt is joined by Mairianne Stewart, Fractional CFO at Plug-In Finance, to discuss her leap from big business to entrepreneurship, what she’s learned helping founders manage cash and growth, and why startups should never wait until it’s too late to bring in a fractional CFO.

What You’ll Learn:

* Why cash blindness is killing your startup faster than a bad product

* How to avoid the two-to-three-month onboarding tax when bringing in fractional finance support

* The hidden skill that fractional CFOs actually need that has nothing to do with accounting

* How to structure a fractional CFO practice so you’re not the bottleneck

* Why the corporate world and startup world are polar opposites

Mairianne Stewart is a fractional CFO with over 20 years of experience in FTSE-100 companies and four years providing strategic CFO services to ambitious SMEs. She helps growing businesses navigate complex financial, operational, and regulatory challenges without the need for a full-time CFO. From cash flow management to governance and scalable operations, Mairianne works with founders to professionalise their businesses and prepare them for the next stage of growth.