1. Private Practice: Mental health counselors can open a private practice to offer individual, family and group therapy services. This business will require licensing, a suitable office space, and a good marketing strategy.

2. Consulting: Mental health counselors can offer consulting services to schools, businesses, and government organizations. These services could include educational seminars and programs, managing employee health programs, or giving expert advice and analysis on various mental health issues.

3. Online Counseling: Mental health counselors can create an online presence and offer virtual counseling services to clients all over the world. This business will require a comprehensive website, HIPAA-compliant platform, and advertising services to draw in clients.

4. Intervention Services: Mental health counselors can offer intervention services to families going through a crisis or families who are dealing with a loved one struggling with substance abuse or other mental health issues.

5. Life Coaching: Mental health counselors can offer life coaching services to help individuals reach goals or make decisions in their personal or professional life. This requires marketing and advertising services and specialized training in the coaching process.