About Us

Delivering Underwater Acoustic Capability
At NirDhwani Technologies Pvt. Ltd. (NDT), our journey began as a startup registered in January 2017 with a singular focus: pioneering solutions in Underwater Acoustics and Signal Processing. We specialise in the Tropical Littoral Waters of the Indian Ocean Region (IOR). Seamless communication, interdisciplinary collaboration, and the use of innovative technology enable us to delve into the depths of oceanic challenges with a commitment to delivering pioneering underwater acoustic capabilities.
At NDT, we harness technology and interdisciplinary expertise to explore the ocean's mysteries, fostering partnerships and sustainability for marine ecosystems. Our collaborative approach aims for scientific understanding, environmental harmony, and the responsible stewardship of our ocean's depths.
Specializing in Turnkey Project Delivery
Our comprehensive three-phase approach ensures seamless project execution from initial concept to final deployment, delivering exceptional value across the Underwater Domain.
Define
We build partnerships and generate business by identifying specific project ideas. We initiate proposals with the relevant agencies and organizations with a clear focus on delivering value for all players in the Underwater Domain.
Develop
Aiming to lead the IOR market, we provide consultancy, hardware, software, and services to advance the Underwater Domain Awareness (UDA) framework, especially in tropical littoral waters.
Deploy
Policy, Technology innovation, Blue economy and Human centric skilling: these remain our areas of focus in the drive towards acoustic capacity and capability building in the Underwater Domain.
Our Story
A journey of innovation, growth, and transformation that began in 2017
Our Story Begins
After committing ourselves to the development of the Underwater Domain with unwavering dedication, we recognized that a young maritime start-up cannot afford to rest easy. Consequently, we kicked off the year with a high-decibel association and diligently pursued value-added initiatives in skill building, maritime collaborations, and multiple projects within the Blue economy domain.
Gaining Momentum
Workshop on Sediment Classification and Field Experiments at Khadakwasla Lake
Transcending Boundaries
We were recognized as an institutional R&D Partner to BEL
Thought Leadership
Media coverage throughout the year emphasized our central role in advancing the Underwater Domain discourse
Strategic Innovations
Since inception, we have emerged from the shadows. Our traction improved significantly, powered by a bevy of veteran advisors, mentors, innovators and technocrats. We were creating a measurable difference- across a multitude of domains. And what’s more, we were being frequently called upon to innovate answers for questions to come.
New Brand Identity
In 2022, our new NDT brand identity represents our commitment to a bold, sustainable future for our blue planet.
Impact at Scale
NDT’s new brand identity showcases our vision: to resonate with depth and impact through every stakeholder related to the Underwater Domain. It is an ambitious goal and will shape the next phase of NDT’s journey as it emerges as a prominent player in the Indian Ocean Region.
Our Story Begins
After committing ourselves to the development of the Underwater Domain with unwavering dedication, we recognized that a young maritime start-up cannot afford to rest easy. Consequently, we kicked off the year with a high-decibel association and diligently pursued value-added initiatives in skill building, maritime collaborations, and multiple projects within the Blue economy domain.
Gaining Momentum
Workshop on Sediment Classification and Field Experiments at Khadakwasla Lake
Transcending Boundaries
We were recognized as an institutional R&D Partner to BEL
Thought Leadership
Media coverage throughout the year emphasized our central role in advancing the Underwater Domain discourse
Strategic Innovations
Since inception, we have emerged from the shadows. Our traction improved significantly, powered by a bevy of veteran advisors, mentors, innovators and technocrats. We were creating a measurable difference- across a multitude of domains. And what’s more, we were being frequently called upon to innovate answers for questions to come.
New Brand Identity
In 2022, our new NDT brand identity represents our commitment to a bold, sustainable future for our blue planet.
Impact at Scale
NDT’s new brand identity showcases our vision: to resonate with depth and impact through every stakeholder related to the Underwater Domain. It is an ambitious goal and will shape the next phase of NDT’s journey as it emerges as a prominent player in the Indian Ocean Region.
Meet Our Expert Team Members
Coming together is a beginning, staying together is progress, and working together is success.

Dr. Cdr. Arnab Das
Founder & CEO

Mr. Aniesh Das
Deputy Director

Ayush Sawadh
Research Engineer

Shreya Waghmare
Research Engineer

J Catherine
Research and Publication Coordinator

Nishtha Vishwakarma
Communication and Advocacy Lead

Jay Pinjarkar
Research Engineer

Anchala Dhanvijay
Associate Engineer

Shubham Kalaskar
Associate Engineer
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