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International presence to meet every challenge

Leyton has grown from a small consulting firm, founded in 1997, into one of the world’s largest innovation funding specialist helping our clients improve their global performance.


In the US, our specific expertise is in the optimization of Federal and State Research and Development (R&D) Tax Credits.


With over 20 years' global experience, we have assembled a distinctive blend of highly qualified tax professionals and technical consultants experienced in almost every industry sector possible and Leyton proudly retain the largest technical team dedicated to R&D Tax claims globally.


This technical expertise is also present in the US, where Leyton can call upon the skill of over 950 employees across the group. This focus on technical knowledge ensures our clients claims are always maximized and ensures you will work with consultants who have worked in your industry before and understand your challenges.