Prime Infoserv Prime Infoserv

What we do

What the regulator asks for

Start here

Six practices, one lifecycle: advise, assess, comply, protect, monitor, respond. Most engagements begin with an assessment and stay for the monitoring.

All services

Prime can sign the audit report your regulator will accept.

Scope an engagement

Audit & testing

Certification & privacy

Continuous

Arrived with a deadline rather than a question? Every page above states the scope, the evidence produced and the typical duration.

All requirements

Regulated

Operational

Data-intensive

Each industry page names the specific obligations that apply — SEBI CSCRF for market infrastructure, CEA guidelines for utilities, DPDP for everyone holding personal data.

All industries

Established July 2010, in Kolkata, and specialist ever since.

Prime Infoserv was founded by people from telecommunications, information security and the public sector. It is part of the INT ecosystem, and it has spent fifteen years on one subject rather than adding security to a general IT practice.

Talk to an expert

Who we are.

Prime Infoserv is an ISO 9001:2015 and ISO 27001:2013 certified global consulting and advisory firm focused on precision, quality, Information Security, and Cybersecurity.

Headquartered in Kolkata, India, and established in July 2010, Prime Infoserv was founded by experienced professionals from the Telecom, Information Security, and Government sectors. Now part of Indus Net Technologies (INT), the company leverages a broader global technology ecosystem and strategic partnerships to deliver niche, best-of-breed IT and Information Security solutions.

With over 80% of business coming from repeat customers, a strong track record of successful project deliveries, and a dedicated team of industry experts, Prime Infoserv delivers lasting value through Information Security services, product development, and cloud-based solutions.

We believe cybersecurity is a continuous journey. We partner with clients to navigate the evolving threat landscape through proactive visibility and automated response.

Meet the People Behind Prime Infoserv

  • Sushobhan Mukherjee

    Sushobhan Mukherjee

    Co-Founder & CEO

    25 years in IT consulting and cybersecurity

  • Sailen Sengupta

    Sailen Sengupta

    Co-Founder & COO

    30 years in delivery and operations

  • Abhishek Rungta

    Abhishek Rungta

    Director

    Founder & CEO, Indus Net Technologies

  • Raja Kabiraj

    Raja Kabiraj

    Lead, Cybersecurity Practice

    11 years in cybersecurity

Our leadership combines cybersecurity experience, business understanding, and practical industry knowledge to guide every engagement with clarity and purpose.

Locations

  • Kolkata

    SDF Building, 5th Floor, Module 611
    Salt Lake Electronic Complex
    Kolkata, West Bengal, India

    Headquarters and operations floor

Let’s build a stronger, more resilient security posture.

Thirty minutes can bring clarity before weeks of work begin. Speak with a cybersecurity practitioner to validate your requirements, uncover what may be missing, and define the right next step.

Talk to an expert

Or reach the incident line directly on +91 9147712576, monitored 24×7 from Kolkata.