Bommel is an expert in the field of international arbitration and heads the construction practice. He predominantly handles complex arbitrations in the field of energy, large scale construction projects and M&A-related matters. On the basis of his wide-ranged arbitration experience, Bommel also advises on procurement and contracting strategy for complex construction projects. Bommel has been a member of the Tenderboard for the Maasvlakte II land reclamation project aimed at expanding the Rotterdam harbour area. Bommel is a member of the management board of the Netherlands Arbitration Institute (NAI) and a member of the SIAC Users Council in Singapore. Bommel divides his time between Amsterdam and Singapore. Bommel is editor and co-author of the Commentary on Dutch Arbitration Law, A Guide to the NAI Arbitration Rules and co-author of the Dutch commentary on European and Dutch Public Procurement Law. Chambers describes him as "a highly experienced litigator with great tenacity".