Monogram Foods, a manufacturer and marketer of packaged value-added foods, has announced it is investing $8 million to expand an existing plant in Martinsville, VA. The company said it intended to use the investment to increase production capacity by 80% to meet rising demand for its ready-to-eat jerky and meat stick snacks. The investment will create 156 new jobs, taking Monogram Foods’ total headcount at the site to around 686. …