Evans has specialized in forensic accounting since 2000. He has handled assignments of various scopes and sizes for lawyers and Insurers in Europe, Africa, Asia, Australia, New Zealand, the Middle East and North and South America. 

Evans has been instructed as an expert witness for claimants and defendants and as a single joint expert. He is experienced in meeting with opposing experts to narrow areas of disagreement to assist the Court. Evans has given evidence in Arbitration and to the United Nations Compensation Commission in Switzerland.