<p>Gray Design Group has been awarded architectural and interior design services for the second phase of Monsanto Co.&rsquo;s new corporate offices at Lakeside Crossing in Maryland Heights. Phase two is a 122,000-square-foot, four-story building complete with an 11,000-square-foot full-service cafeteria overlooking the lake and a glass walkway connecting it to Building 1, which Gray completed seven months ago. Together, the combined projects will encompass 255,000 square feet.<br />&nbsp;<br />Working on Gray&rsquo;s team will be Toby Heddinghaus, LEED AP principal; Kent Wagster, project manager; and Jessica Frey, associate project manager. Duke Construction is the developer and general contractor. <br />&nbsp;</p>