Suraksha Diagnostic Limited operates a chain of diagnostic centers in India. It offers pathology testing services, such as microbiology, serology, molecular biology, histopathology, cytopathology, clinical pathology, and haematology; genomics testing, including microarray, noninvasive prenatal, quantitative fluorescent polymerase chain reaction, fluorescence in situ hybridization, and karyotyping; and radiology testing that includes X ray, magnetic resonance imaging, computed tomography scan, USG, DEXA scan, OPG, and mammography. The company also provides Cardiology testing services comprises electrocardiogram, echocardiogram, stress test / treadmill test, wireless holter monitoring, colour doppler, peripheral doppler, and pulmonary function test; gastroenterology, such as upper and lower GI endoscopy, sigmoidoscopy, proctoscopy, colonoscopy, and proctosigmoidoscopy; and neurology testing services, including electroencephalogram, electromyography, and nerve conduction velocity test. In addition, the company provides dental, physiotherapy, immunology & rheumatology, eye, fetal care, ENT, and speciality clinics, as well as home doctor visit services. The company was founded in 1992 and is based in Kolkata, India.