Clan Calba

Stephen McAinsh

Founder & Agile Coach

Stephen is an agile coach with over 20 years’ industry experience in process improvement, change management and agile transformations.

He started his career as a software engineer in 1980s with Hewlett-Packard who were pioneering new manufacturing techniques, many of which we term as agile or lean today. He then moved into process improvement and change management, working with organisations across Europe, Japan and US. Since 2008 his focus has been on agile transformations working at all levels including executives, senior management and development teams.

Cristina Maireles

Marketing and Operations

Cristina has a business and communications background. Working for private and third sector companies, she built her career within marketing, graphic design, events and customer service.

Shelley McAinsh

Admin & Finance

Upon graduating from the University of British Columbia, Canada, in 1998, Shelley has been granted opportunities to work in a variety of roles over the years. A beginning in museum work eventually led her to accepting an English teaching post in Japan that lasted four years. Whilst in Japan, she also met future husband Stephen McAinsh! From Japan, she made a permanent move to Scotland.

Fast forward to present day and Shelley has found herself, somewhat unintentionally, of being an integral part of the Calba fabric. From administration to bookkeeping, and bits and pieces in between, she has worked quietly behind-the-scenes at Calba for several years.

Paul Wedderburn

Marketing and Operations

Paul has recently graduated with a website design and development degree. With less than a year of industry experience, he is a new but invaluable member to the team.


HR Manager

Comox is the owner of Shelley and Stephen and has been keeping the McAinsh household in line over the last year or so. Sometimes he wonders how they managed without him, the rest of the time all he thinks about is balls.

Chris Downey

Agile Coach

Chris is an Agile coach with a passion for tackling complex system problems to help teams and organisations improve flow and deliver value. Originally from a software engineering background, he has 20+ year experience, having worked across telecoms, finance, travel, public sector, energy and more recently utilities.

For the last 8 years, Chris has specialised in helping non software teams get the benefit of Agile ways of working.

Duncan Cocker

Agile Business Analyst

Duncan is a seasoned professional with a remarkable track record in the digital project environment spanning over two decades. With a wealth of experience spanning multiple sectors, he has seamlessly navigated roles on both the client and supplier fronts. For the past 12 years, working in the Agile landscape, assuming pivotal roles as an Agile Business Analyst, Scrum Master, and Product Owner, his commitment to shaping and delivering successful projects is evident in his extensive portfolio.

Vinnie Gill

Agile Coach

Vinnie puts people and culture first. She enjoys connecting with people and companies to find their purpose, walking alongside them in their organisational growth journey. Her passion is influencing change at the Enterprise level to help bring about wide-ranging agile organisational transformation.

She is deeply involved in the Agile community and volunteers her time with the Business Agility Institute, in addition to being a member of the International Consortium for Agile.

Vinnie has a special interest in educating and education being the tool that empowers people; she is an IC Agile Authorised Instructor.

Cameron Leask

Agile Coach

Cameron has almost 30 years of commercial & consulting experience across a broad range of industries. The depth of his experience as a coach, solutions architect & product owner means he has deep practical experience of working with business stakeholders and technical teams, particularly on software development, digital transformation, and process reengineering projects.

Cameron’s experience extends across a broad range of industries and with organisations of all sizes, including in-store and online retail, financial services, life sciences, publishing, manufacturing, and energy. Projects have addressed a wide range of business processes & controls in these sectors.

Ricky Callaghan

UX Consultant

Ricky is a UX Consultant with Calba, supporting clients with user research and interaction design in fast-paced agile delivery teams.

In addition to UX, Ricky has a background in marketing, graphic design, print and management. He holds a BA Events Management & Marketing and a MSc Computing (User Experience).

Ricky is a great believer in networking and sharing knowledge, and a keen contributor to various UX and Agile conferences and meetup groups around the UK.

Suzanne Morrison

Agile Coach

Suzanne is an Agile Coach and Trainer, with over 20 years of experience in in a variety of sectors. These include travel, banking, telecommunications and internet publishing as well as startups, scale ups and large organisations.

Suzanne has a background in software development and initially spent 12 years as a software developer and technical lead, before moving on to become a Scrum master and then an Agile Coach. She also regularly works with non software teams, helping them to apply Lean and Agile principles and practices to their work.

Chris McDermott

Agile Coach

Chris is an independent Lean Agile Coach working with Calba. He founded the Lean Agile Scotland conference in 2011 and from 2012 to 2018 was also the organiser. He also founded the Lean Agile Glasgow Meetup group in 2012.

He caught the Agile bug in 2003 when, as a software engineer, he read Extreme Programming Explained. Since then he has helped organisations adopt agile ways of working across many different sectors and in contexts ranging from software development to business operations and senior leadership.

Mark Kiehlmann

Agile Coach

Mark's career brings together more than three decades of varied and in-depth experience in the private, public and third (charity/voluntary) sectors in leadership roles.

Andrew MacBean

Software Development Consultant

Andrew is a highly proficient Software Development Consultant with over 21 years experience and a proven track record delivering large scale, complex technology projects in a variety of sectors – including banking, finance, oil & gas, technology, retail and government.

Excellent Object-Oriented Analysis and Design skills, a strong commitment to Software Development Standards and a focus on Open Source, Agile Methods and Service-Oriented Architectures.

Irwin Fletcher

IT Process Specialist

Irwin is an IT process specialist with 35 years’ experience across a diverse range of industries including Finance, Telecoms, Automotive, Health and Government. He has led process transformations with both SMEs and multi-nationals across Japan, USA and Europe.

Irwin is a seasoned trainer and communicator having presented at many international conferences and is experienced in developing on-line video training and webinars to support transformations.

Additionally, as a qualified NLP practitioner, hypnotherapist and executive coach, Irwin often brings these skills to bear in ensuring successful transformation projects.

Richard Gunson

Agile Coach

Richard’s background in the armed forces, education, therapeutic practice, and importantly, service development, brings a broad range of expertise and skills in both the public and private sectors with specialisation in developing and delivering the strategies and environment required for sustainable change.

Working with organisations of all sizes including global pharmaceuticals, national police forces, and government departments, Richard is able to help navigate the complex environments influencing decision making and develop appropriate interventions and support that will create agility with a focus on value for the user.

Matt Chave

Agile Coach

Matt is a dedicated Agile Coach and Professional Scrum Master (PSM) who has worked on Agile projects and transformations for over 10 years.

Matt has been responsible for leading numerous cutting edge Agile initiatives involving Scrum, XP and Kanban for both small projects and large programmes. These initiatives have involved defining and deploying Scrum, Kanban, Agile Ways of Working, mentoring, facilitation and coaching in addition to hands-on management of high-grade Agile Coaches, Scrum Masters and highly skilled software development teams to achieve desired project outcomes and organisational / individual learning objectives.

Ray Rozeman

Agile Coach / Scrum Master

Ray is an experienced agile practitioner (Agile coach, Scrum Master, Product Owner) who takes an inclusive and holistic approach to change and transformation drawing inspiration from domains such as psychology, systems thinking and complexity theory.

Ray enables teams and organizations to own the agile journey with a strong focus on getting things Done.

Chris Bexon

Agile Transformation Coach

Chris has over 20 years’ experience as a Product Owner, Scrum Master, Agile Transformation Coach, and Professional Scrum Trainer (PST). He is passionate about building high performing organisations and teams, growing Agile cultures, and enabling teams to deliver value.

Chris has worked in both the public and private sector business domains. His focus is to transform organisations to achieve a sustained competitive advantage by adopting agile principles, practices and enable a culture of continuous improvement.

Geoff Johnson

Agile Coach / Product Owner

Geoff is a professional, delivery-focussed, expert Product Manager with extensive, user-centric, service design, software development and business change experience within commercial and government sectors, including NatureScot.

He has a proven track record of delivering quality product within agile development environments including, where necessary helping to improve the maturity of the agile approach within the business. His focus is helping organisations to identify and deliver value quickly.

Liam McHugh

Agile Coach

Liam helps people and organisations build great products for their customers and enterprise. As an Agile Lead, coach, and educator he uses modern approaches to solve complex problems and create thriving businesses.

By defining the way to work and what to work on Liam has delivered successful transformation and organisational outcomes across, FMCG, Retail, Financial Services, Pharma & Public sector.

Alex Brown

Technical Agile Coach

Alex has over 20 years experience as a Developer, Scrum Master, Agile Coach, and Professional Scrum Trainer.

Alex focus is now helping organisations transform to achieve a sustained competitive advantage by adopting agile principles and practices, and a culture of continuous improvement. With a real passion for helping others explore the technical excellence mindset & establish those complementary practices that could help.

As a Professional Scrum Trainer, Alex wants to help others share his passion for Scrum, the benefits it can bring, and how they can use it in the real world to really get stuff done!

Iain Connolly

CRM Developer

Iain is a committed, hardworking and professional CRM specialist with over ten years’ experience in Microsoft Dynamics 365 CE (CRM). He is experienced in CRM deployment for sales, customer service, and marketing across a range of organisations from SMEs to large enterprises.

Iain is confident in client-facing environments and highly adaptable. He has excellent communication and interpersonal skills.

Recently Iain was awarded Microsoft Business Applications MVP.

Ray Edgar

Agile Coach / Mentor

Ray is a passionate and energetic agile coach, mentor and driver of change. He has particular experience with large enterprise-level transformations and scaling agile.

With over 30 years’ industry experience, he is commercially aware and confident working at all levels in an organisation. He has over 10 years’ experience as an agile coach, recently with large financial and public sector organisations. He achieves successful outcomes through generating a shared understanding of local challenges and driving specific transformation improvements and mindset changes.

Our services

Agile Coaching

Every organisation is unique. We make sure agile works for you.

Agile Training

Introductory, practitioner and certified training, online or in-person.

Delivery Services

Our experienced agile and digital specialists to work with your teams.

Agile Coaching

Every organisation is unique. We make sure agile works for you.

Agile Training

Introductory, practitioner and certified training, online or in-person.

Delivery Services

Our experienced agile and digital specialists to work with your teams.

Training Schedule

Our public schedule of and ICAgile training.