Clarity, Accuracy, Speed

We created Lambda Models to deliver a new philosophy for the development of financial models.

We believe that all models should be accurate, simple, clear, flexible and easy to share. This belief remains at the core of what we do. Our service caters for your present needs, looks to the future, and builds on the wealth of experience we have both accumulated during our many years in the field. Get in touch so that we can explain how Lambda can help you.


Iain Morrow

Chief Executive Officer / Founder

Lambda Models was founded by Iain Morrow. Iain has been developing financial models for over 20 years. He started at PwC, and developed deep expertise in the energy sector and in economic regulation. His models have been used to set strategic direction for the energy sector across the UK, provide detailed support for key regulatory decisions, and underpin the multi-billion-pound financing of Britain’s High Speed 1 train line. Read Iain’s full bio here.


Graham Boyd

Graham Boyd works in the areas of energy and climate change economics, fund management (particularly in relation to ethical benchmarks), emerging investment markets and currencies, infrastructure and construction economics, and business strategy and the location decisions of global businesses. Read Graham’s full bio here.