About Us
Southlake Limousine Service, Inc. is a wholly owned subsidiary of PROMPT Medical Transportation Service, Inc., which also owns PROMPT Ambulance Service.
Southlake Limousine Service, Inc. has been a part of the PROMPT family for just over a year. Since starting out with just 1 full-time employee, 2 part-time drivers, and 1 six-passenger limousine, Southlake has grown steadily. Today we have full-time office staff, 12 chauffeurs, and 8 limousines, including 2 party buses which is perfect for birthdays and sporting event outings.
In January, 2006, we opened a new location at 6300 Broadway in Merrillville, Indiana to meet your needs.
Dispatch Center
Southlake Limousine’s dispatch center operates 24 hour per day, 7 days per week, so we’re here whenever you need us.
Every limousine has its own cell phone number so it can easily contact the dispatch center. Have us dispatch a limousine to pick you up today!
Bios
Michael Loughmiller joined Southlake Limousine Service, Inc. as Vice President and General Manager.Michael Loughmiller, who attended Purdue University, oversees the entire operation of the limousine service.
Prior to joining Southlake Limousine Service, Michael Loughmiller was a franchise owner with ServiceMaster, commercial janitorial services for more than 12 years. More recently, he developed a new company, Safety Shred, commercial document shredding, which he continues to own and operate today.
Memberships
Southlake Limousine Service is a member of the National Limousine Association.
Southlake Limousine Service is proud to be a member of the Gary, Griffith, Highland, Munster, and Schererville Chambers of Commerce.

