BOZELL WORLDWIDE ACQUIRES AD HOUSE KAMSTRA

Bozell Worldwide, New York, acquired Kamstra Communications, a $35 million advertising and marcom agency in St. Paul, Minn., for an undisclosed amount. Kamstra will be renamed Bozell Kamstra and will become the business-to-business unit of Bozell Worldwide, one of the largest ad boutiques in the U.S. Combined billings of the joint operation grows to more than $75 million. (Bozell, 212/727-5000)