Business concept, Hand offers promotion to businessman and business woman. Vector illustration.

4M Building Solutions, a full-service janitorial company based in St. Louis, has promoted two workers to management positions.

Charlotte Romero has been promoted to district manager and Luz Londono has been promoted to field manager.

“We are excited for our continued growth and are we are looking forward to seeing these team members’ succeed in their new roles and responsibilities,” said Steve Crain, president and chief operating officer at 4M Building Solutions, in a press release.

Crain was the subject of a Contracting Profits cover story in the fall of 2019. To read that story, click here.