Sometimes diversifying to add a new line of business is no different than forming a new business from the ground up, as Warren-based MCM Learning Inc. has learned. President and CEO Ned Piccinini said it took more than five years of pitching products, networking and navigating federal bureaucracy to successfully crack into the defense industry. But the effort paid off, and he estimates the U.S. Department of Defense and allied foreign governments now account for 80 percent of revenue.

Click here to read more.