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Ex-Big4 Management Consultants specializing in Cybersecurity, Cloud Security, Data Protection, Regulatory Compliance, Resilience and Artificial Intelligence

Strategies for Success

We are a team of seasoned ex-Big4 management consultants committed to excellence and innovation, delivering top-notch industry standard solutions. 

Strategies for Success

We are dedicated to safeguarding the digital presence of businesses and organizations against the ever-evolving threats in cyberspace.

Our Clients and Industry Experience

‘In recent years we have served more that 50+ clients globally comprising of MNC, Govt/Public Sector Organisations, SMEs, EduTechs/Startups/Fintechs and NGOs. We have extensive experience across industries such as Banking, Insurance, Payment Systems, Telecom, Manufacturing, Government, Non-For-Profit, Education and Technology.

Global Information Technology majors
Government-linked research entity
An investment firm
Communications gateway and carrier services provider
Start-up with user count approaching 100 million
A global biologics firm
A Renowned global university
Law enforcement and Government security services provider

Our Client Testimonials

Nestor Consulting Team was extremely diligent, patient and knowledgeable. Your team guided us and helped to establish the ISMS in our organisation. 

The strong subject matter experience of the Nestor team also helped to create an ISMS that was practical and relevant for our organisation’s business and operating context.

The support provided by Nestor Consulting during the certification audit was rapid and effective.

The external auditor also appreciated the ISMS as well as the information security posture of our organisation.

This would not have been possible without the guidance, patience, knowledge and professionalism of the Nestor Consulting team.

CEO of a leading Talent Marketplace Platform

We have engaged Nestor Consulting Pte Ltd in Singapore to review of Information Security Policy and Information Security Classification Policy based on ISO27001:2013 Standard.

We have had a good experience while working with them. 

Nestor Consulting’s Team is professional, skilled, responsive thorough, and delivered within schedule and on budget.

CEO of Singapore-based Research Centre of a Federal Swiss University

We have engaged Nestor Consulting to provide Vulnerability and Penetration Testing Services and have had a great experience. 

Nestor Consulting’s Team is professional, skilled, responsive thorough, and delivered within schedule and on budget.

Chief Product Officer of a Singapore-based EduTech Company

We engaged Nestor Consulting Pte Ltd in Singapore to implement ISO27001:2013 Information Security Management System Standard. 

The team is professional, skilful, responsive, and thorough. 

We found their attention to detail, ability to adapt to changing business or technical needs, and clarity of communication exceptionally valuable in our fast-paced industry. 

Their commitment to delivering on schedule and within budget makes Nestor Consulting a trusted and reliable partner.

We had and continue to have a great experience working with Nestor Consulting. 

Chief Technology Officer of a Singapore-based AI and blockchain company


Nestor Academy

Welcome to Nestor Academy! Our academy is dedicated to providing top-notch cybersecurity/ISO standards education to individuals and businesses alike. Our courses are designed to equip you with knowledge and skills needed to meet your business objectives. Join us today and take the first step towards upskilling yourself.

"Our Services to Safeguard Your Business"

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Cybersecurity and Cloud Security


System Configuration and Hardening


Data Protection


Regulatory Compilance


Business Continuity and Management


Enterprise Risk Management


Artificial Intelligence


Governance, Risk and Compliance


Service Management System Implementation

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