Established on 2nd June 1986 by Dr. Ratnamala Ray, Ashok Laboratory Clinical Testing Centre Pvt. Ltd. began as a modest pathological lab in Jodhpur Park, Kolkata, with one clear vision – to make quality diagnostics accessible and reliable for the people of South Kolkata. What started as a small initiative has today grown into one of Eastern India’s leading NABL-accredited laboratories, serving 20,000+ patients every month across Kolkata and beyond.
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Our Journey
- 1986 – Established at Jodhpur Park with the vision of patient-centric, affordable diagnostic care.
- 1994–1996 – Expanded facilities and introduced automation in testing.
- 2002 – Became the first NABL-accredited laboratory in Eastern India.
- 2005 onwards – Upgraded accreditations in line with ISO 15189 standards, ensuring compliance with international quality benchmarks.
- 2007–present – Public-private partnership with Govt. of West Bengal at district and state hospitals.
- 2008 & 2021 – Expanded infrastructure with new premises to meet growing demand.
- Today – Recognized as a Class I diagnostic service provider under the West Bengal Health Scheme and partnered with reputed organizations like SBI, LIC, DVC, GRSE, Kolkata Port Trust, and many more.
Our Mission
To provide accurate, reliable, and timely diagnostic reports at affordable costs, supported by advanced technology and a patient-centric approach.
Our Vision
To be the most trusted and accessible diagnostic partner in Eastern India, setting benchmarks in quality, service, and innovation.
What We Offer
Ashok Laboratory is equipped with nine specialized departments covering:
- Clinical Biochemistry
- Haematology & Clinical Pathology
- Microbiology & Serology
- Histopathology & Cytopathology
- Molecular Biology
- X-Ray & Ultrasound (USG)
- CT Scan
Our Quality Commitment
- First NABL-accredited laboratory in Eastern India.
- Stringent Internal Quality Control (IQC) and External Quality Assurance (EQA/PT) systems.
- State-of-the-art automated equipment and advanced molecular testing.
- Highly trained and continuously upgraded technical team.
- Affordable diagnostic care without compromising on accuracy or speed.
Beyond Diagnostics
Ashok Laboratory also extends its role in society through CSR initiatives – organizing free medical camps in urban and rural areas and contributing to organizations such as CRY, Missionaries of Charity, Ramakrishna Mission, Rotary International, and Bharat Sevashram Sangh.


