Sto Corp. announced the addition of Melissa Cooke, CPA as its new controller.

The Fire Protection Research Foundation, an affiliate of the National Fire Protection Association, has named Donald Bliss of National Infrastructure Institute Foundation and Steven Edwards of the University of Maryland as new trustees.

Kalzip Inc. appointed Rodger Russ product manager for the Americas.

Topcon Positioning Systems recently named Joel Frost as national sales manager of network products and services and Fred Moser as laser scanner sales manager. Both positions are new at TPS.

DriTac Flooring Products LLC has announced the promotion of Chuck Hall to vice president of sales.