Contexti Leadership Team

Sidney Minassian
Founder & CEO

Sidney Minassian is the Founder and CEO of Contexti, a premier Big Data Analytics Managed Services, Support and Training company.

Sidney’s professional career and entrepreneurial journey has focused on delivering solutions that leverage structured and unstructured data to solve enterprise decision-making, collaboration and workflow challenges. 

Sidney continues this journey at Contexti, focused on helping customers Create Value from Data™.

Prior to Contexti, Sidney was the Founder and CEO of Liaise, a collaboration product that automatically captures ad-hoc task information from unstructured email content. Liaise, was launched at Silicon Valley’s prestigious DEMO event, won the People’s Choice Award and was named in Gartner’s Cool Vendor listing.

Prior to Liaise, Sidney was the Founder and CEO of Think Software, providing workflow, collaboration and decision-making software for enterprise customers in Financial Services, Professional Services, Telecommunications and Government.

Prior to his technology entrepreneurial ventures, Sidney was a consultant with KPMG, leading strategy, project and change management programs for the Financial Services industry and prior to that he was a Senior Risk Management Officer with Mizuho Bank.

John Zantey
Vice President & CTO

John Zantey is Vice President and Chief Technology Officer at Contexti, a premier Big Data Analytics Managed Services, Support and Training company.

John works with enterprise customers and is responsible for technical architecture, managing service delivery teams and is a lead trainer on Hadoop, NoSQL and related technologies.

Prior to Contexti, John has served as developer, architect and in service delivery leadership roles with UXC Professional Solutions, delivering complex projects in Telecommunications, Government, Financial Services and Manufacturing.

Prior to UXC John was Enterpise Solutions Manager as Sussan, a Senior Consultant with Alorica and held Analytst/Programmer roles with John Sands, Bradman Corporation and Arel Asia Pacific.

Dimitri Cachia
Vice President Operations

Dimitri Cachia is Vice President - Operations at Contexti, a premier Big Data Analytics Managed Services, Support and Training company.

Dimitri is responsible for managing the company's finance and legal operations and works across the marketing, solutions and technical teams to manage the company's internal performance and metrics. 

Previously, Dimitri managed finance and operations functions for high growth companies, SITA and OnAir in Europe.

Prior to that he worked for Deloitte in Corporate Finance and Audit.

Aneesha Bakharia
Lead Data Scientist
 

Aneesha Bakharia is a lead Data Scientist at Contexti, a premier Big Data Analytics Managed Services, Support and Training company.

With deep expertise in machine learning, natural language processing, text analytics, clustering, business intelligence and programming, Aneesha works with clients on analyzing data and building predictive models.

Aneesha is also currently a PhD candidate at QUT, having recently submited her thesis on machine learning.

Prior to Contexti, Aneesha has held roles as Innovation Officer, Developer and Technical Author with leading organisatons in Australia.

Mark Kay
Chairman

Mark Kay is the Chairman of Contexti, a premier Big Data Analytics Managed Services, Support and Training company.

Mark provides strategic guidance to the executive team and leads corporate development initiatives.

Mark is a 20+year veteran of Hitachi Data Systems where he held senior leadership roles based in the US and Asia Pacific.

Most recently, Mark was the Global Head of HDS Systems Integrator business. Prior to that, Mark's roles with Hitachi Data Systems included SVP of Asia Pacific, VP and GM Australia & New Zealand, VP - Global Sales, General Manager South Asia and Country Manager New Zealand.