Attendees at the Healthiest Employers 2011 awards luncheon walk around the exhibitors area before the awards. Five Sacramento-area companies won top honors at a luncheon Friday for theie employee health and wellness efforts. Rood & Dax Advanced Insurance Services Inc. of Sacramento won in the micro category (10 – 50 employees). Dr. Richards Isaacs accepts a Healtiest Employers award on behalf of Kaiser Permanente Northern California. Kaiser won in the mega category (10, 000-plus employees). The health care nonprofit, which has made healthy living a central message in its advertising years, has had a wellness program since 2002.