All EMASS offices will be closed Friday, July 4th in observance of the holiday.

We wish everyone a safe holiday!

---

Need Ignition Interlock?

Sign up today with Smart Start at our offices in St. Charles, St. Louis City, and Union

---

Now offering smart phone monitoring!

Please contact us for more information 

---

ABOUT US

EMASS is a privately owned company founded in 1991 by Michael L. Smith.  We provide a variety of services to the Courts, Criminal Justice System and individuals who are dealing with behavioral problems related to substance abuse, anger, or other legal issues. With a Corporate Office in Saint Charles County and satellite offices in seven different counties, EMASS attempts to offer premier programs to those who need them the most. Experience, education and a drive for helping those in the community, EMASS staff facilitate positive growth for our clients. 

Visit our PROGRAMS page to view the wide array of classes and services EMASS offers, as well as our ELECTRONIC MONITORING page for questions regarding alcohol monitoring, GPS, or House Arrest needs.

OUR PHILOSOPHY

Certified Professionals
​Treating Clients
​With Dignity And Respect