Human Resources Compliance, Supervisor Training, OSHA Training and Compliance. Do you need more HR help than just a pile of printed flyers that your employees do not read? Contact us for personal hands-on personnel training for your employees so they get it right and keep your company out of trouble. From consultation to hearing representation, Trester Consulting can be your outsourced HR department. Reasonable flat monthly fee for both supervisor and employee training, at your facility, each month. Our client base includes companies with from 10 to 300 employees.