Leadership Team

Ventsislav Topuzov

Managing Partner

Ventsi is one of the founding partners at ROITI and has been serving as CEO ever since the inception of the company. Prior to founding ROITI, Ventsi worked 5 years for OpenLink in Berlin, Germany where he helped numerous clients on Endur implementation projects. His career in consulting within the energy sector started back in 2005 when he worked on a post-privatization restructuring project for a utility serving 1.1 mln customers in Bulgaria.

Lyubomir Yordanov

Managing Partner

Lyubo is one of the founding partners at ROITI and manages the finances of the company as CFO. Prior to finding ROITI, Lyubo worked on OpenLink Endur implementation projects for energy trading companies in Germany and the Scandinavian region. Prior to focusing on the energy market, Lyubomir worked as credit manager in one of Bulgaria‘s largest banks, where he was responsible for the management of the bank’s corporate clients credit portfolio. His career started on the Bulgarian Stock Exchange, where he worked over 5 years as Senior Trade Expert, responsible for statistics reporting, official publications of the exchange and trading supervision.

Eroslav Andreev

Team Lead ETRM Dev

Eroslav has been part of ROITI since 2016 and joined the company as one of the first technical experts. For the last two years, Eroslav has been managing the ETRM developers’ team. With more than 15 years of experience in Java, C#, .Net, SQL and other technologies, Eroslav has been an integral part of growing ROITI’s technology know-how. Prior to joining ROITI, he worked for over 9 years as a technical expert on various ERP and CRM implementations within the pharma industry.

Georgi Topalov

Team Lead Cloud Engineering

Georgi joined ROITI as a junior developer, after a short stay with an international technology company. His outstanding work attitude and profound technology knowledge helped him rise quickly through the ranks and reach his current position as team lead of ROITI’s cloud engineering team. Georgi also manages our partnership program with Microsoft and all Azure application subscriptions.

Ivona Videnova

Team Lead ETRM Solutions

Ivona joined ROITI in 2017, after a PhD in Economics from Cardiff University, UK. With ROITI, Ivona worked on different implementation and upgrade projects with OpenLink Endur and RightAngle where she showed great leadership skills and was quickly promoted to team lead of ROITI’s ETRM solutions team. Ivona has obtained multiple, international certifications for finance, investment, economy, and leadership. Prior to joining ROITI, she worked in the financial sector in analytics and reporting.

Konstantin Grigorov

Team Lead Business Solutions

Konstantin joined ROITI after six years at RWE in Germany, where he worked in risk controlling and commodity accounting. He is currently managing our business solutions team and is one of the main business domain know-how capacities in the company. Konstantin has worked on projects, encompassing the entire value chain of an energy trading organization, on both wholesale and retail markets. He holds an MA focused on energy economics, environmental economics and controlling, production and industrial information management.

Nikola Toshev

Team Lead Data Engineering

Niki joined ROITI in 2018, after finishing his double major in Computer Science and Economics from the American University in Bulgaria. His dedication to help business processes by allowing effective and efficient insight from data and his strong quantitative background led to his promotion as team lead of the data engineering team at ROITI. Nikola is very connected with his alma mater and gave a half-semester long course on the topic “Distributed Computing Using Apache Spark”.

Gabriella Bankova

Team Lead Business Intelligence

Gabi leads the Business Intelligence team at ROITI and joined with over 9 years of experience in BI, software development, business analysis and team management. Throughout her career Gabi has used a wide range of technologies within the fintech and the energy industries. Gabi has a profound understanding of databases, ETL tools and processes, as well as visualisation technologies, which enables her to architect holistic BI solutions for our clients.

Maria Paskaleva

Manager, Human Resources

Maria joined ROITI in 2018 after graduating from the American University in Bulgaria with a double major in Journalism and Mass Communications, and Politics and International Relations. In 2020 she also took a course in Human Resources, by the American University in Bulgaria as part of the EMBA program. She likes to research each new topic that arises and figure out the right approach that should be used at ROITI, after discussing it with the team. Maria is managing everything related to human resources at ROITI. She is responsible for the hiring and on-boarding process, preparation and execution of internal assessment surveys, and employee satisfaction levels, as well as organization of the yearly reviews.

Veselina Kalpazanova

Head of Administration

Vesi is with ROITI since 2014 and together with her team manages all our processes, subscriptions, inventory, supplies and travel accommodations. Vesi is exceptionally well organized and always ready to help with any possible organizational inquiry. She has saved us from sleeping on any given European airport on multiple occasions and always knows where to find even the smallest of items that any of our team could need to perform his work to his best. She holds an MA in Economics and Management in Energy from the University of Sofia, Bulgaria.

Optimized solutions for every case

Contact us and learn how we can help