Precision you can build on. NABL accredited laboratory
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About Kesar Testing: NABL Accredited Calibration Lab in Ahmedabad

Your partner in precision and compliance since 2010.

Kesar Testing engineer performing calibration

OUR STORY

An Ahmedabad, Gujarat lab since 2010.

Kesar Testing Service LLP, founded in 2010, has built a reputation as an authoritative provider of high-quality calibration, validation, and testing solutions. For over a decade, we have worked with industries such as pharmaceuticals, healthcare, manufacturing, food and beverage, and others to ensure that their equipment fulfills demanding accuracy and compliance requirements.

With qualified employees and advanced technology, we provide personalized services ranging from onsite calibration to full laboratory testing. Our commitment to precision and dependability has won us a reputation for excellence, enabling organizations to achieve operational efficiency, regulatory compliance, and higher product quality.

2010Founded
2018NABL accredited

WHAT DRIVES US

Mission, vision and values.

01

Mission

Our mission is to deliver precise, reliable, and standards-compliant calibration and validation solutions that support our clients’ quality, safety, and regulatory goals.

02

Vision

To be a leading and trusted name in calibration and validation, setting industry benchmarks for accuracy, efficiency, and customer satisfaction through continuous innovation and excellence.

03

Values

Our values are innovation, honesty, excellence, a customer-focused sustainability, and cooperation, which motivate us to create the highest quality services, develop solid interactions, and promote long-term success.

MILESTONES

More than a decade of precision.

From a single calibration laboratory in Ahmedabad to an NABL accredited partner for regulated industries across India.

  1. 2010

    Kesar Testing is founded

    Set up in Ahmedabad to provide calibration and testing for pharmaceutical and industrial clients.

  2. 2018

    First NABL accreditation

    Accredited by NABL to ISO/IEC 17025 in the field of calibration (certificate CC-2673).

  3. 2020–24

    Accreditation maintained

    Accreditation renewed through successive NABL assessment cycles, alongside a growing validation practice.

  4. 2025

    Accredited to ISO/IEC 17025:2017

    Certificate CC-4388 for our facility at Vatva GIDC, Ahmedabad, valid until 1 May 2029.

WHY CHOOSE US

What sets Kesar apart.

01

Professional, experienced team

Engineers who have calibrated and validated equipment for regulated manufacturers and laboratories since 2010.

02

Calibrated reference equipment

Reference standards and test instruments that are themselves calibrated and traceable, so every result stands up to scrutiny.

03

Built for regulatory compliance

Documentation prepared with GMP audits, customer audits and ISO/IEC 17025 expectations in mind.

04

Pan-India service

On-site teams travel from Ahmedabad to plants, labs and hospitals across India, reducing instrument downtime and shipping risk.

05

Timely delivery

Work is planned around your shutdowns and production schedule, with reports issued promptly after completion.

06

Commitment to quality

An accredited quality system behind every certificate, from contract review to final sign-off.

OUR APPROACH

Our approach to excellence.

Kesar Testing Service LLP journey since 2010 displays our constant dedication to precision and client satisfaction. Join with us to benefit from our excellent experience and unparalleled service.

Kesar Testing Service LLP provides trusted calibration and validation solutions with a focus on accuracy, reliability, and compliance, backed by expert professionals and advanced technology

Calibration Services

We offer calibration services to ensure pharmaceutical equipment is accurate, reliable, and meets regulatory standards for consistent product quality.

Validation Services

Our validation services ensure equipment performs as intended, meets regulations, and delivers accurate results to support quality and efficiency

Testing

We offer testing services to ensure the accuracy, performance, and compliance of pharmaceutical and scientific equipments for dependable operation.

Our Methodology

At Kesar Testing Service LLP, our calibration and validation methodology is designed to ensure the highest standards of accuracy, compliance, and reliability across all measurement and analytical systems. Our process begins with a comprehensive assessment of client equipment and instrumentation, followed by the development of a tailored calibration or validation plan in accordance with national and international standards (such as NABL, ISO/IEC 17025, and FDA guidelines). Precision instruments are calibrated using traceable standards and certified reference materials, with all data meticulously recorded and analyzed for deviations. For validation services, we implement a structured approach that includes Installation Qualification (IQ), Operational Qualification (OQ), and Performance Qualification (PQ), ensuring that all systems consistently operate within predefined limits. Detailed documentation, calibration certificates, and validation reports are provided to support audits and regulatory compliance. Our team of trained professionals emphasizes minimal disruption to client operations, maintaining both efficiency and technical integrity throughout the service lifecycle

Our expert team comprises highly qualified professionals with extensive experience and complete knowledge in calibration and validation across diverse industries.

Kesar Testing Service LLP delivers fast, reliable, and accurate calibration and validation with advanced tools and efficient processes, ensuring precision and minimal downtime

We provide continuous assistance, monitoring, and maintenance to maintain ongoing efficiency and answer any changing requirements.

CLIENT VOICES

Trusted by the people
who sign off quality.

What QA, production and maintenance leaders say about working with our team.

Impressed by their technical knowledge and commitment to quality. The team explained every detail and delivered exactly as promised. Highly recommended for any critical validation work.
Dr. Rosana KhatriCompliance Officer
Prompt service, accurate documentation, and compliance expertise — that’s why we trust Kesar Testing for all our thermal and HVAC validations.
Shivam SainiQA/QC Manager
Kesar Testing Service LLP stands out for their reliability and professionalism. Their efficient onsite testing helped us stay on schedule without compromising on compliance.
Ankit PatelProduction Manager
From initial coordination to final reporting, everything was handled smoothly and on time. Their team is responsive and technically sound.
Pradeep ShuklaMaintenance Head

LET'S WORK TOGETHER

Your calibration partner
in Ahmedabad, Gujarat.

Talk to our team about calibration, validation and testing for your facility.

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