Praesidium Team

Praesidium is Challenger Stone Group’s ICT Security arm.

Praesidium was founded by a group of IT professionals with the same vision, to help solve the continuously evolving concerns created by the pace at which global digital transformation requires to secure resources and to validate ICT infrastructure’s security stature.

Praesidium has created a global, scalable group of services that addresses those key ICT issues, therefore we supply end to end security testing services, managed SOC and Monitoring Detection and Response (MDR) services with pricing tailored to be competitive in all regions.

Tony Jenkins

CTO

With over 25 years in the ICT industry and 10 years specifically in security, initially as an engineer, then moving into sales, this has allowed me comprehend all the various inputs that create complex security solutions. Open to all technologies and viewpoints, my primary driver has always been to secure the organisation’s and business’ key information as the priority.

My sales style has always been collaborative and consultative, aligning with the long term business objectives and providing tangible value and outputs.

Prakash Jain

Head of SOC

Dr. Maiuri is managing partner in Challenger Stone. He is an expert of Advanced-technology investments in telecommunications, semiconductors, and software industries; investments in innovative standards and products; performance management and strategic decision support systems for leading telecommunications operators based on microeconomics models, marketing and industrial intelligence.

Gaurav Sultaniya

CFO & CEO

Mr. G. Sultaniya is managing partner of Challenger stone group, an global advisory firm focusing on M&A strategy and management consulting Mr. Sultaniya has 14 years of accumulated working experience in the field of Corporate finance and deep knowledge of the Capital Market and IT startups. Mr. Sultaniya worked for several large organizations in India. After he has founded Challenger stone group, he has worked over 150 different consulting projects.

Ovidio Maiuri

CIO & Head of Engineering

Dr. Maiuri is managing partner in Challenger Stone. He is an expert of Advanced-technology investments in telecommunications, semiconductors, and software industries; investments in innovative standards and products; performance management and strategic decision support systems for leading telecommunications operators based on microeconomics models, marketing and industrial intelligence.

Jaco van der Westhuizen

Director of Sales – ANZ

Jaco has a multifaceted understanding of information security across multiple industry sectors based on 20 years of applied experience in the ICT industry. Having worked across service provider environments, government, and large enterprise organizations, both locally and abroad. He has a keen vision of service ethic and is passionate about achieving high standards.