Dow AgroSciences announced plans for a multi-year expansion of its global headquarters in Indianapolis, with investment of more than $340 million and the additional of more than 550 scientific and commercial jobs over the next five years.

The first phase in the expansion includes the construction of a 175,000 square foot research and development building, as well as a 14,000 square foot greenhouse on the company’s corporate campus. These facilities are part of a global growth plan for Dow AgroSciences’ research efforts as it develops and commercializes new product solutions for customers in agricultural and related market segments.