In addition to operating his own companies, Joel has done work for a variety of clients on subject specific matters. These include equipment design and evaluation, marketing and sales, opinion reports, data surveys, internal white papers, decompression strategies, authoring of texts, and general consulting. In addition, Joel is consulted as subject matter expert for diving accidents involving persons and equipment. Work other than published documents is confidential. Here is but a few of the special clients he has worked with over the years. Joel’s methods marry the sublime with the systematic — allowing for creativity and change with a strong focus on foundation and implementation. Specific references will be provided upon written request.