MASI (Mobile Analytical Services, Inc) is a full-service environmental laboratory specializing in Sampling and Analysis on drinking water, wastewater, storm water, solid and hazardous waste.
7940 Memorial Dr.
Plain City, OH 43064
1201 W 5th St
Marysville, OH 43040-0501
- (800) 433-8500
55 E Monroe St
Suite 1925
Chicago, IL 60603
- (312) 502-5433
15461 St. Rt. 36, POB 393
Marysville, OH 43040
- (937) 642-1826
PO Box 1916
Dublin, OH 43017
- (614) 506-6622
815 Shawnee Rd
Suite D
Lima, OH 45805
- (419) 228-8278
15140 St. Rt. 36 E.
Marysville, OH 43040
- (937) 642-7283
15709 St. Rt. 36 E.
Marysville, OH 43040
- (740) 387-7023
323 W. Bridge St.
Dublin, OH 43017
- (614) 889-8488
420 York St.
Springfield, OH 45505
- (937) 327-1230
