About us
Radiant Cash Management Services (RCMS) was founded in June 2005 by Colonel David Devasahayam. We provide a secure link between banks, retailers and corporations who need cash management services of the highest standard. Over 50 clients in more than 4500 locations across India have benefitted from our operations, the safety and quality of transactions often exceeding their expectations. Today, we have a presence in every town of commercial significance, extending complete services across this robust network.
About the Founder
Colonel David Devasahayam

An alumnus of the Defence Services Staff College and a paratrooper, Colonel David Devasahayam commissioned into the Infantry, Gorkha Rifles. In a brilliant military career spanning 29 years – including four years in the Academies – he commanded two infantry battalions and an Army Training Centre.
On voluntary retirement, he entered corporate life in 2005 and set up the enormously successful Radiant Group of Companies, with the sole aim of ‘poverty alleviation by employment generation’. He is a former senior instructor in the Directorate General of Security, Cabinet Secretariat. Since its inception, he has been systematically driving the group, with a focus on financial services, knowledge process outsourcing, cash transportation, man guarding services, IT & software development and medical services. Through this diverse and fulfilling journey, he has indeed succeeded in achieving and maintaining his goal, creating jobs for thousands of personnel worldwide.
Colonel David Devasahayam is an alumnus of the Harvard Business School. He is the Founder of Medals & Ribbons, a widely read and critically-acclaimed quarterly magazine about the Indian Armed Forces.
Key Awards & Accolades


CAPSI (Central Association of Private Security Industry)

CAPSI (Central Association of Private Security Industry)

Institute of Economic Studies, Bangalore

from the Government of India

by the Singapore Minister of Commerce.
About The Radiant Group of Companies




Incorporated in 2012, RGS is headquartered in Chennai, with global offices in the United States and Germany. With highly qualified and experienced people on board, we are an expert player in delivering new-age technology solutions. At RGS, we enable our clients to become agile and adapt to constant technology innovations by providing detailed business analysis, and assisting with the transformation process in a risk-free environment. We offer business process management solutions for both vertical and horizontal functions. The company currently offers product-based solutions in data analytics, as well as technology solutions for emerging technologies such as Blockchain, artificial intelligence, machine learning and mobility solutions. Operating on a global level with the attitude of a start-up, RGS believes in operational freedom for its employees, providing them with an excellent platform for both personal and professional development.

RITS is a leading IT company, providing end-to-end IT services and solutions which include strategic business consulting, software development, maintenance & IT infrastructure, management to corporate and government clients and various PSUs. Founded in 2000 and headquartered in Chennai, we have proven tools and methodologies by engaging with over 190 successful projects across sectors such as telecom, banking, healthcare, e-governance, cash logistics, defence, mining, financial, education, real estate, shipping, retail, services and manufacturing. RITS also offers the best offshore software development services to US-based clients and delivers robust, scalable, and cost-effective software solutions, ensuring quality delivery with special adherence to process and discipline, while straddling different work cultures and ethics across multiple time zones.