Berkeley Research Group, LLC (BRG) is a global strategic advisory and expert consulting firm that provides independent expert testimony, litigation and regulatory support, authoritative studies, strategic advice, and document and data analytics to major law firms, Fortune 500 corporations, government agencies, and regulatory bodies around the world.BRG is headquartered in Emeryville, California, with offices across the United States and in Calgary, Alberta, Canada; Bogotá, Colombia; Hong Kong; London, United Kingdom; and Perth, Western Australia.