meet the team

Our Executives

Executive Team

Steve Butler

Chief Executive

Steve is the Chief Executive and disruptive force within PS Aspire, driving next generation thinking across the business to create innovative technology-led solutions with the singular vision of redefining retirement savings.

He is passionate about integrating simplicity, flexibility and innovation into well designed retirement solutions that clients understand and value.  


Caroline Kelly

Finance Business Partner

With a background in financial services, Caroline joined Punter Southall Group in 2013 and acts as Finance Business Partner for Punter Southall Aspire, working to support the strategy and growth of the business.
Given the fast-paced and dynamic nature of the business, Caroline's financial support provides the relevant and timely insights that Punter Southall Aspire needs to succeed. 


John Buttress

Managing Director, Sales and Marketing

John oversees sales and marketing for PS Aspire. His career in financial services stretches over two decades and across both UK and international financial markets.

His dynamic entrepreneurial spirit embraces change and is always on the lookout for what’s next. An innovative and forward thinker, John brings a wealth of knowledge to the PS Aspire business, and whenever possible, he tries to put a smile on someone’s face.


Keith Carlson

Chief Operations Officer

Keith has more than 15 years’ experience in the financial services industry, with a focus on customer service and operations. He joined the Punter Southall Group in 2003 and has been part of the DC Pensions practice for eight years, becoming Chief Operating Officer for PS Aspire from its launch in 2016.


Stephen Greenstreet

Managing Director, Proposition Development

Stephen joined Punter Southall in 2012. He has over 30 years' management experience and is currently Managing Director, Proposition Development, specialising in Employee Benefits and Workplace Savings & Solutions.

Stephen was also the founder of ASPIRE to retire (a market leader in Pre- and At-Retirement services) which forms an integral part of Punter Southall Aspire.


Martin Hughes

Chief Technology Officer

Martin is PS Aspire’s Chief Technology Officer. A self-taught programmer from the age of 12, Martin has always had a fascination with how harnessing computers' power can solve complex problems and bring great efficiencies to our everyday lives.

In 2008, he joined CAMRADATA and now leads PS Aspire's technology division, working on a range of innovative, next generation solutions for the pensions and workplace solutions arena.


Alan Morahan

Managing Director, DC Consulting

Alan is Head of DC Consulting at PS Aspire. He recognises that the world of pensions is often shrouded in jargon and is passionate about taking the complicated and turning it into something understandable. 

As a recognised expert in his field, Alan's opinion is highly valued by leading industry publications. As well as managing the DC business he is still a relationship person at heart.


Gareth Sawyer

Managing Director, Workplace Solutions

Gareth oversees a newly formed division within PS Aspire focusing on the design, build and delivery of innovative and technology-driven products and propositions for the workplace solutions market.

He is a strategist and business developer with over 37 years' in-depth knowledge and experience in senior roles and is renowned for his passionate, considered and pragmatic approach.


Jon Webster


Jon has over 30 years’ experience providing advice to companies and trustee boards on defined contribution pension provision. His clients have ranged from small businesses to large employers with multiple locations and business systems infrastructure.  

Jon’s knowledge of trust and contract pensions enables him to bring a broad technical and practice knowledge to his clients. 



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Changing Workplace Savings Behaviour for the Better


Master Trust

The Aspire Savings Trust is a multi-employer, occupational pension scheme. It brings together governance, investment, administration and communications expertise within a technology-led solution.



Establishing and governing the ideal workplace pensions and savings for your employees can be complex and time consuming. That’s where we come in.



Our online platform educates and inspires employees across a range of financial topics. It helps them understand the importance of saving for their long-term future.

Find out more


With greater choice and freedom in how and when individuals are able to access their pension fund, there is now an even greater need for early education and advanced planning. Find out how we help.



Our investment research division analyses and rates over 18,000 DC investment funds. The insight we have enables us to support your investment objectives, making sure they're on track to deliver.



Our financial wellbeing and education service helps employers explain finances and their implications to employees, giving them the tools to make better financial choices at all stages of their working lives.