Berkshire Hathaway HomeServices,
880 S. Old WoodwardBirmingham, MI
Berg runs one of the country's largest rummage sales, which raises $225,000 per year to support people in need through 35 local, national and international nonprofits. She manages a force of more than 700 volunteers during the twice-annual, week-long sales. Through the rest of the year, she oversees the acquisition of furniture and high value donations.