Wisconsin-based commercial cooking equipment manufacturer Alto-Shaam hired Ronald Massaro to serve as director of national accounts and Kerri Kolzow joins Alto-Shaam as business development manager for key accounts.

Massaro’s foodservice industry background spans more than 30 years. He most recently served as regional vice president of sales for TurboChef Technologies.

Kolzow joins Alto-Shaam with more than 10 years sales and business development experience, including over six years working across the foodservice, retail and hospitality sectors. In 2022, Kerri was acknowledged among the Society for Hospitality and Foodservice Management’s (SHFM) Rising Stars of the Year.