Directors
Gautam Mitra
London, UK
BEE(JU), MSc (London), PhD (London), FBCS, FRSA, CMATH, FIMA
Founder and Managing Director
Prof Mitra is an internationally renowned research scientist in the field of Operational Research in general and computational optimization and modelling in particular. He has developed a world class research group in his area of specialisation with researchers from Europe, UK, USA and India. He has published five books and over hundred and fifty research articles. He is an alumni of UCL and currently a Visiting Professor of UCL. In 2004 he was awarded the title of ‘distinguished professor’ by Brunel University in recognition of his contributions in the domain of computational optimization, risk analytics and modelling. In OptiRisk Systems he directs research and actively pursues the development of the company as a leader in the domain of financial analytics. Professor Mitra is also the founder and chairman of the sister company UNICOM seminars. OptiRisk systems and UNICOM Seminars also have subsidiaries in India. In India and Southeast Asia both the companies are going through a period of organic growth.
A full list of his publications and academic activities can be viewed here
Dhira Mitra
London, UK
Co Founder and Director
Dhira holds an honours and master’s degree in English from Visva-Bharati University, Santiniketan, India. She started her career in the UK as an ESL teacher and subsequently joined Prof Gautam Mitra as director of OptiRisk Systems as well as UNICOM Seminars. For both the companies she has worked in multiple roles; as an editor and as a conference commissioner. Dhira edited multi-author books, produced Industry Reports and the highly regarded newsletter of UNICOM: “Intelligence in Industry”. The multi-author books were co-published with leading publishers, such as Chapman & Hall, Wiley and Springer. Prof Gautam Mitra and Dhira are respective series editors of two recently launched series: CRC Press/OptiRisk Series in Finance and CRC Press/UNICOM Series in Information and Operational Technology, in partnership with Taylor and Francis Group. Dhira is a passionate gardener, beekeeper and enjoys reading, travelling and is a film buff.
Cormac Lucas
BSc, PhD (Brunel)
Technical Director
Dr Lucas has extensive knowledge of Mathematical Optimization and Software Tools for (algebraic) Optimization Modelling. He is also a subject expert in the domains of Stochastic Optimization, Asset and Liability Management (ALM) and Risk Analytics. He has executed many industrial projects on behalf of the company; these include US Coast Guard Cutter Scheduling, ALM project for Insight Investment, Natural Oil Buying (trading) policy for Unilever amongst others. Dr Lucas is one of the lead faculty of the Optimization / and Stochastic Optimization training course of OptiRisk Systems. He has many journal publications and has held an academic position at CARISMA, Brunel University, London.
Ganesh Mani
Pennsylvania, United States
Non-Executive Director
Ganesh is a financial services domain expert and an accomplished entrepreneur in the area of embedding high-value IP in various business processes. He is an Investment Manager and an Adjunct Faculty at Carnegie Mellon. One of his early start-ups was acquired by State Street Bank, thereby creating the nucleus of State Street Global’s Advanced Research Center, which was the knowledge-locus for managing institutional portfolios worth tens of billions of dollars. Ganesh has contributed to several other innovative start-ups including iCAD, which is now a NASDAQ-listed public company employing pattern recognition techniques for early cancer detection. Ganesh’s work has been patented as well as featured in a Barron’s cover story titled “New Brains on the Block” and in various academic journals. Ganesh has a BTech in Computer Science from the Indian Institute of Technology, Bombay. Subsequently, Ganesh was part of the Applied Security Analysis Program at the University of Wisconsin-Madison, where he earned an MBA in Finance followed by a PhD in Artificial Intelligence. Ganesh is a charter member of The Indus Entrepreneurs (TiE), Pittsburgh chapter and was an early member of the Chicago Quantitative Alliance.
Padmakumar. Bala
Chennai, India
Director
Mr. Padmakumar has more than 28 years of experience in Product Development and Product Management in Telecom and Banking Industries. At Centre for Development of Telematics (C-DOT), he spearheaded a joint venture product development with Motorola, Israel. Mr. Padmakumar worked for Lucent Technologies in the US for 10 years and is a co-holder of a US patent. Before joining OptiRisk India in 2010, he worked for a subsidiary of Bank of New York, Mellon as a Vice-President, where he headed the Product development/management of Compliance Solutions. Mr. Padmakumar has an Executive MBA (PGPEX) degree from the Indian Institute of Management, Kolkata and a BE (Electronics and Communication) degree from Coimbatore Institute of Technology, Coimbatore.
Team
Yuanqi Chu
London, UK
Intern and Sponsored PhD Candidate
Yuanqi joined OptiRisk Systems in October 2020. She is an industry sponsored PhD student in the Department of Mathematics, Brunel University. Yuanqi is supervised by Professor Keming Yu and her research is in the area of Statistics. Earlier she obtained her master’s degree in Statistics (with Distinction) from University of Nottingham in 2019. Yuanqi has a strong programming background and is well versed in, R, MATLAB and SPSS.
Christina Erlwein-Sayer
Berlin, Germany
Consultant and Associate Researcher
Christina Erlwein-Sayer is a consultant and associate researcher at OptiRisk Systems. Her research interests lie in financial analytics, portfolio optimisation and risk management with sentiment analysis, involving time series modelling and machine learning techniques. She holds a professorship in Financial Mathematics and Statistics at HTW University of Applied Sciences, Berlin. She completed her PhD in Mathematics at Brunel University, London in 2008. She was then a researcher and consultant in the Financial Mathematics Department at Fraunhofer ITWM, Kaiserslautern, Germany. Between 2015 and 2018, prior to joining HTW Berlin in 2019, she was a full-time senior quantitative analyst and researcher at OptiRisk Systems, London, UK. She teaches modules on statistics, machine learning and financial mathematics and is part of the CSAF faculty. Christina is an experienced presenter at conferences and workshops: amongst others, she presented at workshops in London, IIM Calcutta in Kolkata and Mumbai and in Washington to World Bank.
Alexander Gladilin
London, UK
Research Associate
Alexander is the CEO of a start-up company Transolved, and a research associate of OptiRisk. He is also a Doctoral Researcher at the Mathematics Department of Brunel University, actively involved in the research projects funded by OptiRisk. Alexander has work experience and masters degrees in Finance and Data Analytics. His research focuses on applications of implied volatility and alternative data in financial modelling as applied to the BFSI sector.
Shrey Jhunjhunwala
Kolkata, India
Chief Business Development Officer
Shrey is a Computer Science graduate of Amity University; he has subsequently worked with Hindustan Times in the area of Customer Marketing. He joined UNICOM (Marketing Arm of OptiRisk) in 2015 and managed the Sales and Marketing Back Office in Kolkata/India. Over last 8 years he has gained a rich experience of working in IT, Media, Conferences and Training industries. Recently Shrey has joined OptiRisk Systems as the Chief Business Development Officer to take charge of Sales and Marketing. Shrey is outspoken and ambitious, driven by work and thrives on challenges.
Alessandro Porrino
lerapetra, Greece
Senior Associate (Consultant)
Dr Porrino has a bachelor’s degree in Electronics Engineering from Politecnico di Torino University and a PhD in Industrial Quality Controls from Brunel University. Dr. Porrino published his first scientific paper in an international journal while still an undergraduate and was consequently offered a full scholarship to continue his research as a PhD student, sponsored by the Belgian research centre OCAS. After entering the world of Finance as a Back-Office programmer for Merrill Lynch, Dr. Porrino was quickly promoted to Front-Desk analyst, bridging the gap between Complex FX Options traders and Quantitative Analysts. At a later stage of his career when working for Standard Chartered Bank, Dr. Porrino was in charge of developing their Algorithmic Trading and Auto-Hedging strategies. After leaving the world of Corporate Finance to pursue his own projects, Dr Porrino founded the software company Spirto OÜ which completed a number of NLP research projects in collaboration with Harvard University. In 2021 Dr. Porrino co-founded the Alt-Data provider TMI Data Science, of which he is the CTO. Since May 2021, he has joined the OptiRisk team as an Associate (Consultant).
Akshita Porwal
Jaipur, India
Research Assistant
Akshita graduated from Christ University, Bangalore, India (Class of 2021) with a Bachelor’s degree in Economics Honours. During her undergraduate degree, she worked on her Research Paper titled ‘Examining the Case of Leontief Paradox in Value Added Trade – A Case Study of Selected Developing and Developed Countries’. Akshita is a keen learner; she started her professional career as an intern with the Research team of Antakshari Foundation (India). She joined OptiRisk (October 2021) as a research intern; her research is focused on Financial Markets, Economics and Data Analysis.
Kavya Reddy
London, UK
Kavya, an alumna of St. Mary’s College in Hyderabad, began her professional journey in London, where she honed her skills across HR, Payroll, and administrative domains in diverse industries. Her expertise became a cornerstone of UNICOM when she joined in 2016, spearheading Finance and Administration for both UNICOM and OptiRisk. With a strong foundation and seven years of dedicated experience, Kavya has continually elevated her field of expertise. Her commitment to operational excellence and her role in fostering the growth of UNICOM and OptiRisk are testament to her invaluable contributions.
Suraj Sakaria
Chennai, India
Trading Strategy Consultant
Suraj started his career as an entrepreneur and had founded two start-ups. He joined OptiRisk in March 2022 as a Trading Strategy Consultant. He has over ten years of experience trading in the Indian Stock market.; the last four years of which was with a Family Office and managed an AUM of INR 20,000 million(+). Suraj holds a bachelor’s degree in Mechanical Engineering from SSN College of Engineering, Chennai, India, and an Executive Post Graduate Management (PGPM) from Chennai Business School, India. Recently he has completed the Post Graduate Program in Securities offered by the National Institute of Securities, Mumbai, India. Suraj is sponsored by OptiRisk for an MPhil degree in the Department of Mathematics, Brunel University, UK. The focus of his research is to build trading strategies exploiting OptiRisk’s proprietary tools and models
Brian Sentance
England, UK
Non-Executive Director
Brian started his career at JP Morgan; he is the ex-CEO of Xenomorph and has over 30 years of experience in data and analytics applied to financial markets. He has experience in developing and marketing software solutions in financial services. His understanding of technology, business requirements and people has been a critical foundation of his success in Europe and North America. He has done his Masters and Phd from Imperial College London. Brian joined OptiRisk Systems as a Non- Executive Director in 2019.
Christian Valente
Berlin, Germany
PhD (Brunel University London), MSc (Politecnico di Milano)
Chief Technology Officer
Dr Valente has a bachelor’s degree, first class honours in Computer Science and subsequently an MSc in Artificial Intelligence from Politecnico di Milano, Italy (2004). He was a sponsored industry based PhD research student in Mathematical Sciences, at Brunel University. He joined OptiRisk Systems in 2005; the company, as the managing partner of the WEBOPT project (CRAFT programme of EU) sponsored his PhD research. Dr Valente’s PhD research was on the topics of Stochastic Programming and parallel computing. Dr Valente leads the design team for AMPL IDE and Stochastic AMPL (SAMPL). These flagship products have been developed under contract from AMPL Optimization Inc. who are also a Partner of OptiRisk Systems. Dr Valente has designed and developed many optimization based decision support systems and substantial industrial risk protection systems and acts as the main technological advisor for external projects. Dr Valente is fluent in Italian (his native language) and English and is also proficient in German.
Cristiano Arbex Valle
Belo Horizonte, Brazil
PhD (Brunel University London), MSc (Universidade Federal de Minas Gerais)
Senior Software Engineer and Consultant
Dr Valle has a bachelor’s degree in Computer Science and an MSc in Operations Research from Universidade Federal de Minas Gerais (UFMG), Belo Horizonte, Brazil. In 2011 Dr Valle joined OptiRisk as a software engineer and a researcher. In the year 2014 Dr Valle obtained his PhD in the department of Mathematical Sciences at Brunel University (UK) on the topic of optimization techniques and financial modelling. In OptiRisk, Dr Valle contributes in two areas: (i) development and enhancement of FortSP which is acknowledged as the best of breed (Integer) Stochastic Programming solver, (ii) in charge of developing financial analytics products which capture the research results acquired by OptiRisk in the domain of stochastic dominance, portfolio selection and sentiment analysis. Dr Valle is fluent in Portuguese (his native language) as well as in English; he also has advanced knowledge in Spanish and French.
Associates
Frank Ellison
BSc(Oxon), PhD (Brunel)
Principal Consultant (Retired)
Dr Ellison worked as a Senior Research Associate in CARISMA at Brunel University. He has a long-standing experience of developing large-scale optimization software and has implemented some world-class systems such as APEX and UIMP. He had implemented large part of the FortMP solver system.Dr Ellison had worked closely and extensively with Professor Mitra and had executed a number of projects on behalf of the company. In particular he constructed Portfolio Planning tools for UBS, State Street Global (Allocate), Fidelity Investment and NAG Ltd. He has a first class honours degree BA(Oxon), from the Queen’s College, University of Oxford.
Csaba Fabian
MSc, PhD (EotvosLorand)
Visiting Researcher
Dr Fabian has 15 years’ experience in optimization and decision support modelling; in particular he specialises in computational models for decision making under risk.
He has an MSc and PhD degrees from EotvosLorand University, Hungary. He is senior researcher at Kecskemet College, Hungary; and lecturer at the Department of Operational Research, EotvosLorand University, Hungary. He supervises PhD researchers at Kecskemet College and is an Advisor to OptiRisk Systems. Dr Fabian speaks Hungarian and English.
Diana Roman
BSc, Mathematics, MSc, Applied Statistics and Optimization (University of Bucharest) PhD (Brunel University, London)
Consultant and Research Associate
After completing her PhD under late Professor Darby-Dowman and Professor Mitra, Dr Roman joined OptiRisk Systems as a software developer. She had designed the scenario-generator library which was used inSPInEthe first version of the SP Tool developed by OptiRisk Systems. Together with Professor Mitra she has written a few seminal papers on the topic of portfolio construction with downside risk control in general and use of Second Order Stochastic Dominance (SSD) in particular. Dr Roman is a faculty member of CARISMA, and a lecturer in the department of Mathematical Sciences at Brunel University.Dr Roman is Fluent in Romanian (Native language) and in English.
Humberto Brandão
Dr. Brandão has knowledge of Machine Learning and Combinatorial Optimization. He is also an expert in Data Science applied to financial problems, an area where he has won several prizes from different companies and challenges. Dr. Brandão has also been solving many industrial problems since 2009, after creating the Laboratory of Research and Development (LRD) at Universidade Federal de Alfenas (Brazil). Nowadays, this laboratory has been providing services to different companies around the world under his coordination.
Ronald Hochreiter
Ronald is Principal Investigator of the project ReKlaSat 3D (Reconstruction and Classification of Satellite Images) using contemporary Deep Learning technologies at the WU Vienna University of Economics and Business as well as President and CEO of the Academy of Data Science in Finance (dsf.academy). He is actively teaching Quantitative Finance, Machine Learning and AI at different WU Executive Academy MBA programs as well as various Bachelor and Master programs at the WU Vienna University of Economics and Business, Austria and the University of Bergamo, Italy.