Davis, California, USA
October 27, 2014

Marrone Bio Innovations, Inc. (MBI) (Nasdaq:MBII), a leading provider of bio-based pest management and plant health products for the agriculture, turf and ornamental and water treatment markets, today announced that Brian Ahrens has joined the company as its Vice President of Sales. In this role, Ahrens will be responsible for driving U.S. and international sales of MBI's portfolio of products to growers through distributors and retailers of agriculture products.

Pam Marrone, Chief Executive Officer of Marrone Bio Innovations, said, "There are significant domestic and international growth opportunities for our bio-based agricultural solutions as more growers and companies put an emphasis on environmental sustainability and improved agricultural productivity. Brian strengthens our management team and sales organization as we add depth and build out our sales team in order to capitalize on these opportunities. Brian will play a critical role in driving sales and expanding our market reach for our bio-based products, which promote plant health and control unwanted pests in agriculture and water."

A veteran of the agriculture industry with 20 years of business and industry experience, Ahrens joins MBI from ADAMA Agriculture Solutions (formerly Mahkteshium Agan - MANA) where he served as Strategic Business Leader, Innovation Leader, Northern Regional Business Manager and Senior Product Manager. Prior to his time at ADAMA, Ahrens held multiple positions with BASF Corporation, Bayer CropScience, Aventis CropScience and Rhône-Poulenc Ag Company. Ahrens has a B.S. in Agricultural Business from Iowa State University, with a concentration in marketing and sales.

About Marrone Bio Innovations

Marrone Bio Innovations, Inc. (Nasdaq:MBII) is a leading provider of bio-based pest management and plant health products for the agriculture, turf and ornamental and water treatment markets. Our effective and environmentally responsible solutions help customers operate more sustainably while controlling pests, improving plant health, and increasing crop yields. We have a proprietary discovery process, a rapid development platform, and a robust pipeline of pest management and plant health product candidates. At Marrone Bio Innovations we are dedicated to pioneering better biopesticides that support a better tomorrow for users around the globe.