Vertellus Specialties Inc. has appointed John Washuta Vice President of Global Operations and Supply Chain.

Sika Corp.’s Industry Products division announced the appointment of new personnel in the Transportation A&C business unit.

RPM International Inc. has appointed Thomas S. Gross to its board of directors to replace Donald K. Miller, who is retiring after 40 years of service.

Kirsten Bauchrowitz has joined Saint Clair Systems, Washington, MI, as the Vice President of Sales & Marketing.

The Valspar Corp. announced that John R. Wardzel has joined the company as Senior Vice President, Global Operations, reporting to Steven L. Erdahl, Executive Vice President.

Archway Sales Inc. announced that John Darcy has joined the company as a Network Support Specialist.

Archway Sales Inc. announced that Lindsay Smith has joined the company as the Assistant Regulatory Manager.

Michelman continues its strategic commitment to the Asia region with the hiring of Steven Wong as Managing Director of Asia Pacific. 

Specialty Polymers Inc. has hired Kelly Kane to be the company’s new Director of Operations.

J. Tech Sales, LLC has appointed James Tyrakoski Business Manager, Floor Care Coatings.