Allen is the Co-founder and Chief Executive Officer at Rivus, a biotechnology company dedicated to transforming the treatment of cardio-metabolic disease by developing controlled metabolic accelerators (CMAs) that address the underlying metabolic risk factors for cardiovascular mortality and morbidity. He brings more than twenty years of experience developing early-stage and venture-backed companies across a number of sectors, including biotechnology, renewable energy, and information technology, with expertise in operations management, intellectual property, product development, licensing and distribution, mergers and acquisition, and finance.