PHOENIX: A bankrupt ad agency active in the Hispanic market has left two Denver stations among its largest creditors. The Denver Business Journal reports that Arvizu Advertising & Promotions owes nearly $635,000 to the two Spanish-language broadcasters. KCEC-TV, Univision affiliate owned by Entravision, is owed $468,761. KDEN-TV, an NBC O&O Telemundo station, is owed $165,524. The two stations are among the agency’s largest creditors.