Nir Dhwani

Welcome to Nir Dhwani Technologies.

As one of the leading consulting and execution firms dedicated to underwater domains, we work with industry, governments and academia. From underwater ecosystems to blue economic projects and from national security initiatives to science and research incubation- we have the expertise and resources to help you succeed.

Our team has extensive knowledge of underwater technology, safety protocols, and regulatory requirements- attributes that ensure that top global names seek our support in delivery of mission-critical projects.

Acoustic capability building lies at the core of Nir Dhwani’s foundation: it enables us to deliver transparency and monitor every development pertaining to the Underwater Domain for correlation and prediction of associated events

Dr. (Cdr) Arnab Das. Founder & Director

Its In Our Name

Dedicated to building acoustic capability and capacity in the underwater domain, Nir Dhwani Technologies derives its name from the combination of two Sanskrit words “Nir” and “Dhwani.” The word “Nir” denotes water- the substance that makes up over seventy per cent of our blue planet earth; “Dhwani” or sound connotes our focus on acoustic capability.

Our Niche

We understand the unique challenges and opportunities that come with working in the underwater world. Our goal is to help our clients maximize opportunities through innovative and practical solutions. We ideate and execute turnkey projects within the underwater specialization backed by our deep capabilities in Acoustic Signal Processing.

Specialized in Turnkey Project Delivery



We build partnerships for creating market and generate business by identifying specific project ideas. We initiate proposals with the relevant agencies and organizations with clear focus on delivering value for all players in the Underwater Domain.



Aiming to be market leaders in the IOR, we work towards providing consultancy, hardware & software products and services, in order to enable the larger realization of Underwater Domain Awareness (UDA) framework, specifically for the tropical littoral waters.



Technology incubation, Project stewardship, Underwater product applications, Environmental Impact assessment and Strategic advisory- these are Nir Dhwani’s core capabilities that our clients bet on.

We Deliver

Digital Transformation Support
Our digital transformation services can help clients improve efficiency, reduce costs, enhance safety, collect accurate data, and improve decision-making in underwater operations.
Underwater Projects Consulting
Our consulting services help clients with underwater strategies, using frameworks, technical expertise, and technical and market exposure to exceed objectives and KPIs
Environmental Impact Assessment
Nir Dhwani's deep domain expertise and holistic framework offer stakeholders a comprehensive and sustainable assessment of the underwater domain from a short, mid, and long term perspective.
Plug and Deploy Services
Clients choose Nir Dhwani's plug n deploy services for nimble, risk-free, and timely deployments with an indigenously developed and ready-to-deploy set of tools, products, and solutions.
Technical Services
Our technical services drive underwater growth with acoustic capacity, expertise building, go-to-market ideas, and a proven track record of 30+ successful deployments.
Incubation Services
We provide innovation services and turnkey deployment of innovation centers to help members enter and succeed in the competitive underwater industry.
Our Core

Holistic framework of Underwater Domain

In association with Maritime Research Centre, Nir Dhwani Technologies has developed a holistic framework that covers aspects of National security apparatus, Science and technology providers, Blue economy entities environmental regulators and Disaster management aspects.

The framework of Underwater Domain Awareness (UDA) enables stakeholders to unlock the potential of Underwater Domain and delivers knowledge and actionable insights for multi-domain relevance.

Well Begun

Four years from our inception, our list of achievements includes:

  • Global Maritime Innovation Challenge: Narwhal Challenge. Only team from Asia among the Four Teams.
  • Raksha Rajya Mantri recommends considering UDA framework as a National Priority.
  • Business France and the French Consulate in Mumbai invited us to address the niche Maritime & Defence Industry delegation from France “Opportunities in India on UDA” framework.
  • Indian National Shipping Association (INSA), recognizes our efforts in promoting sustainable growth in the maritime sector
  • Chairman National Shipping Board complements us for the novel work on Acoustic Habitat Degradation.
  • Indian Navy recognizes us to be pioneers in initiating the National UDA discourse in India.

Moving Together

We could not have done this without our partners & special initiatives

Our Partners

Special Missions

Academic Initiatives

Underwater Domain Awareness: Copyright ©️ 2006-2021 Dr (Cdr) Arnab Das (under the copyright license) All Rights Reserved.

Do you have a corporate enquiry? Let us connect.

Underwater Domain Awareness: Copyright ©️ 2006-2021 Dr (Cdr) Arnab Das (under the copyright license) All Rights Reserved.