B. Riley Financial, Inc. announced the expansion of its Forensic Accounting & Litigation Support practice with the addition of Wayne Wilson, Mike De Laval, Paul Brooks and Meredith Alfred to B. Riley Advisory Services. Based in Houston, Texas, these experienced professionals specialize in expert witness testimony related to disputes including international arbitration, as well as forensic and valuation consulting services. Specifically, their skillsets include deep expertise in all aspects of the energy industry, and commodities trading including metals, agriculture, and financial markets.