Top 10: FinTech Influencers

The term ‘influencer’ often conjures images of curated lifestyle content, yet in the innovative world of fintech, influence is measured by market movement and systemic change. 

A fintech influencer is not merely a social media personality – they are the bridge between how financial institutions think and act in a digital-first future. These individuals synthesise complex regulatory shifts, technological breakthroughs and consumer behavioural data to provide a roadmap for the global economy.

True influence in this sector is earned through a combination of entrepreneurial success, thought leadership and the ability to demystify emerging trends such as generative AI in finance or the rise of embedded banking. 

The following list features ten figures who have transformed the industry, ranked by their notable financial success and market impact. From founders of million-pound consultancies to advisors for Fortune 500 giants, these voices define a landscape that attracted US$16bn in total investment in 2025. 

10. David Sandström

• Current Role: Chief Marketing Officer, Klarna
• Key Expertise: Brand Transformation, Global Marketing
• Notable Achievement: Led Klarna’s transition from a payment utility to a global lifestyle brand

As the CMO of Klarna, David Sandström has been instrumental in shifting the perception of ‘Buy Now, Pay Later’ (BNPL) from a niche credit tool to a lifestyle-integrated shopping experience. 

Based in Stockholm, David’s strategy focuses on the intersection of culture and commerce, leveraging high-profile partnerships with figures like Snoop Dogg and Lady Gaga to humanise financial services. His leadership has helped Klarna maintain its status as a premier global retail powerhouse, reaching millions of active users across 45 countries.

9. Igor Tomych

• Current Role: CEO and Founder, DashDevs
• Key Expertise: Digital Banking Infrastructure, Software Engineering
• Notable Achievement: Facilitated the launch of over 40 fintech products globally

Igor Tomych is the technical engine behind several successful digital banks and financial platforms. Through his firm, DashDevs, Igor provides the foundational technology for startups looking to disrupt the market quickly and securely. 

With over 15 years of experience, he has overseen the development of more than 100 fintech products, aiding in the launch of over 25 products with fintech founders and banks. His influence stems from his ability to turn complex financial concepts into scalable, user-centric software that meets rigorous global compliance standards for international clients.

8. Bruno Diniz

• Current Role: Managing Partner, Spiralem Innovation Consulting
• Key Expertise: Latin American FinTech, Open Finance
• Notable Achievement: Author of the bestselling O Fenômeno Fintech

Bruno Diniz is widely regarded as a leading authority on financial innovation in Latin America. As a professor and consultant, he has mentored countless startups and advises financial institutions on how to involve new technologies that enhance customer experience.

Bruno is a prolific author whose books serve as essential guides for the Ibero-American market. His influence is rooted in his deep understanding of how regulatory frameworks can be used to foster competition and financial inclusion, particularly within the Brazilian ecosystem which is now a global leader in Pix payments.

7. Irina Chuchkina

• Current Role: Chief Growth Officer, Wallet, Telegram
• Key Expertise: Hyper-growth Marketing, Real-Time Payments
• Notable Achievement: Former growth leader at Volt, Grab and Rapyd

With an MBA from INSEAD and a career spanning 18 years, Irina Chuchkina is a specialist in scaling and growth. Her previous roles at Grab and Rapyd saw her executing growth across Southeast Asia’s explosive digital economy. 

Now leading marketing for Telegram Wallet, she aims to expand the accessibility of Wallet to all 1 billion Telegram users. She was previously responsible for shaping Volt’s global strategy during her time there as CMO, which she moved to after her pivotal role launching GrabPay and Grab Rewards from her position at Grab. 

6. Ron Shevlin

• Current Role: Chief Research Officer, Cornerstone Advisors
• Key Expertise: Banking Research, Consumer Trends
• Notable Achievement: Author of the ‘Fintech Snark Tank’ on Forbes

Ron Shevlin brings a sharp, analytical and often witty perspective to the industry. As the Chief Research Officer at Cornerstone Advisors, his work focuses on the competitive threats facing US banks. 

Ron is known for his data-heavy approach that debunks industry hype. His influence is cemented by his ability to provide actionable intelligence for C-suite bank executives. He is well-known for his humour, making him an attractive guest for major trade events. He has published hundreds of articles on his well-known Snarketing blog. 

5. Keith Grose

• Current Role: Investor and Advisor; UK CEO, Coinbase
• Key Expertise: Crypto-Fiat Integration, Open Banking
• Notable Achievement: Spearheaded Coinbase’s UK and European expansion.

Keith Grose has played a pivotal role in bridging the gap between traditional finance and the crypto world. During his tenure at Plaid before subsequently heading up UK Coinbase, he worked to simplify the user onboarding process for digital assets through open banking solutions. 

Now a prominent advisor and investor, Keith remains a key voice in the decentralised finance movement. His expertise in building infrastructure that connects legacy bank accounts to modern digital exchanges has made him a vital figure in the conversation around regulated crypto-asset adoption.

4. Nicole Casperson

• Current Role: Founder, Fintech Is Femme
• Key Expertise: Media, Inclusion, Wealth Management
• Notable Achievement: Named a Top Inspiring Female in Fintech by NYC Fintech Women

Nicole Casperson is a journalist turned entrepreneur who has built a powerful media platform focused on inclusivity. Through Fintech Is Femme, she reaches over 60,000 professionals, highlighting how technology can be used to close the gender wealth gap. 

Her work features the stories of female CEOs and operators who are redefining innovation. Nicole’s influence is unique, blending sharp market analysis with a mission-driven approach to social change, ensuring that the next generation of financial tools is built by and for a diverse consumer base.

3. Lissele Pratt

• Current Role: Co-Founder, Capitalixe
• Key Expertise: Payments, Foreign Exchange, High-Risk Sectors
• Notable Achievement: Built a million-pound consultancy within three years of launch.

Lissele Pratt’s rise in the fintech world has been nothing short of meteoric. Starting her entrepreneurial journey at just 16, she eventually co-founded Capitalixe, a consultancy that helps firms in high-risk industries secure banking and payment solutions. Her achievements were formally recognised when she was named to the Forbes 30 Under 30 Finance list in 2021. 

Liselle is a significant voice because she addresses the unbankable sectors, providing access to essential financial tools for businesses that traditional institutions often overlook. She is dedicated to addressing gender bias in fintech head-on, offering mentoring sessions to women in finance and entrepreneurship. 

2. Susanne Chishti

• Current Role: CEO, FINTECH Circle
• Key Expertise: Angel Investing, Executive Education, WealthTech
• Notable Achievement: Co-Editor of The FINTECH Book, a global bestseller.

Susanne Chishti is a central figure in the European FinTech ecosystem. As the CEO of FINTECH Circle, she leads Europe’s first angel network focused specifically on the sector. With a background that includes 15 years at Deutsche Bank, Lloyds Banking Group and Morgan Stanley, she possesses the rare ability to speak the languages of both corporate banking and lean startups. 

Her influence extends worldwide, as she is a Judge and Coach at global FINTECH events. Susanne is a powerhouse of education, providing innovation workshops to C-level executives and mentoring the next generation of financial disruptors through her institute. She remains one of the most cited experts on the intersection of wealth management and technology.

1. Brett King

• Current Role: Founder, Moven; Host, Breaking Banks
• Key Expertise: Futurology, Digital Banking, AI
• Notable Achievement: Advised the Obama administration on FinTech policy.

Often referred to as the ‘King of the Disruptors’, Brett King is arguably the most influential voice in the history of digital banking. He founded Moven, a mobile banking startup that pioneered the world's first downloadable bank account and raised over US$40m. 

Beyond his entrepreneurial success, Brett is a world-renowned futurist whose book, Bank 4.0, has dominated industry reading lists for years. His podcast, Breaking Banks, draws over 6.5 million listeners across 180 countries. From advising world leaders to being inducted into the Fintech Hall of Fame, Brett’s vision of a ‘banking everywhere, but never at a bank’ future has become the definitive blueprint for the modern era.