Sylvia Chen is an accomplished finance leader with 20 years of experience in finance functions. Ms. Chen joined Dundee Precious Metals in January 2011 and has served progressively senior roles as corporate controller and global controller. She was appointed as Vice President, Finance in 2022, providing leadership in regulatory financial reporting, budgeting and forecasting, financial systems, and maintenance of the Company’s internal control environment. Ms. Chen started her finance career with public accounting firms and prior to joining DPM, she held financial management roles in Canadian and U.S. listed public companies within the health care and real estate industries. Ms. Chen is a Chartered Professional Accountant, Chartered Accountant, and a Chartered Financial Analyst, and holds an MBA in Accounting from the University of Toronto and a PhD in Cognitive Psychology from the University of Hong Kong. 

Mark Crawley joined Dundee Precious Metals as Vice President, Commercial in November 2016 with 20 years of nonferrous metals industry experience in sales, raw materials purchasing and commodities trading. Prior to joining DPM, Mr. Crawley served as Senior Vice President Commercial at KGHM International Ltd. He has also held positions with Noranda, Traxys (Sogem) and Luis Dreyfus Commodities in Canada, Belgium and Switzerland. Mr. Crawley holds a Bachelor of Business Administration degree from the University of New Brunswick as well as an MBA from Simon Fraser University.

Mirco Nolte serves as Vice President, Projects at Dundee Precious Metals, overseeing DPM’s capital projects. He began his career in 2007 as a metallurgist, steadily advancing into increasingly senior operational roles at DPM’s Namibian and Bulgarian operations. This included his roles as Corporate Director, Processing, where he led enhancements across DPM operating sites, and as Vice President of Operational Excellence & Technical Services, where he headed numerous optimization and process automation programs across DPM sites.   

Mr. Nolte holds a Bachelor of Chemical Engineering and Masters of Science from Stellenbosch University in South Africa, as well as an MBA from ESADE Business School in Spain. 

Anna Ivanova was appointed Vice President, Business Optimization in September 2022. Ms. Ivanova joined Dundee Precious Metals in 2005, and her experience includes systems design and implementation, internal audit, and business optimization. In her previous role as Director, Business Systems, she worked in close collaboration with the Company’s operations and corporate functions, overseeing key initiatives related to DPM’s Operating Model, Business Architecture, Business Planning System, and performance optimization and reporting. Prior to joining DPM, Anna held finance roles in the pharmaceutical sector. Ms. Ivanova holds a Masters in Finance from the University of National and World Economy, and an Executive MBA from the American University in Bulgaria.

Matthieu Risgallah brings more than 25 years of leadership and technology experience, including digital, information technology, operational technology and cyber security. He has worked in consulting and asset intensive industries, including pharmaceutical and chemical multinational corporations, where his focus has been on value creation and delivery. Mr. Risgallah has broad international experience working in France, Switzerland, and the Netherlands, and led multicultural global teams before joining the DPM Corporate team, based in Toronto, in 2018. In June 2019, he became Vice President, Technology with oversight for all DPM locations and was appointed to lead the DPM innovation program i@DPM in June 2021. 

Matthieu holds a Bachelor Degree of Business Administration from HEC Montréal and a Master’s Degree from Ecole de Management Lyon Business School. 

Tsvetomir Velkov was appointed General Manager, Chelopech in 2022. He first joined Dundee Precious Metals over 20 years ago, starting as an intern at the Chelopech mine while he was a student at St. Ivan Rilsky University of Mining and Geology. Mr. Velkov then moved to the permanent position of Geotechnical Engineer in 2001. He has held progressively senior roles, including Senior Geotechnical Engineer, Mine Superintendent, Technical Services Manager, Production Director and Operations Director. Under his leadership, the Smart Center successfully transitioned from a pilot project into full operation, and he also led a number of successful optimization projects. In 2024, he was appointed Vice President, Technical Services. 

Alex Wilson has over 25 years of human resources experience, with the past 20 focused in the mining industry. Ms. Wilson has broad expertise spanning across the people and culture spectrum, specializing in people-centric strategy, organizational design and effectiveness, talent management and development, talent acquisition, workforce planning, and program service delivery. Her strategic leadership aligns people initiatives with the broader company objectives to achieve results.

Prior to joining Dundee Precious Metals, Ms. Wilson served as Vice President, Organizational Effectiveness for Barrick Gold Corporation, and previous to that, held progressively senior roles in their Human Resources team supporting the global mine site operations, projects, and the corporate headquarters. She previously held positions in Recruiting and Human Resources consulting for Deloitte Consulting. Ms. Wilson holds a Bachelor of Arts and Bachelor of Education from York University. 

Lyubomir Haynov was appointed General Manager, Ada Tepe, in 2022. He first joined the company in 1995 as a mechanical fitter in the Chelopech mine’s process plant. Two years later, he became a shift boss and then gradually assumed responsibility for mechanical maintenance and the maintenance for the process plant. In 2011, he was appointed Chelopech Process Plant Director. From 2013 to 2016, Mr. Haynov was Director, Maintenance for Chelopech. In 2016, Mr. Haynov was appointed as the Operations Director of the Ada Tepe mine, where he played an integral role as part of the operations readiness team as the mine commenced production in 2019. He was also a key contributor to the development of the cutting edge Integrate Mine Waste Facility at Ada Tepe, which is the first of its kind to be built in Europe. He was appointed Vice President, Operational Readiness in 2024. 

Paul Ivascanu joined Dundee Precious Metals in September 2019 as a Director, Exploration, and in April 2023 was appointed General Manager, Exploration. Mr. Ivascanu played an instrumental role in leading DPM’s exploration programs, planning, and budgets with a focus on strategic targets, including expansion discovery and progression of our exploration activities at Čoka Rakita. He brings more than 20 years of global exploration experience, including exploration management, effective targeting and drill testing on brownfield and greenfield environments, and evaluation of a wide range of ore deposits. 

Mr. Ivascanu holds a Bachelor of Geology and Master of Science in Petrology & Ore Deposits from the University of Bucharest and completed part of his graduate training at the University of Salzburg and ETH Zurich. Prior to joining DPM, he started his career as a geoscientist at the Geological Survey of Romania and held progressively senior exploration roles with Barrick Gold Corporation and Eldorado Gold Corporation. 

Irena Tsakova has two Master’s degrees in Chemical Engineering and in Environmental Monitoring, Control and Health. With her experience in the Environment Department of Kremikovtsi, Iron & Steel Complex in the Sofia District, Irena gained a deep understanding of the mining and processing industry. Having started in the Chelopech mine in 1999, Irena continued to develop professionally to become Director, HSE and Community Relations, at Chelopech. 

In 2013, Irena was promoted to Operations Director responsible for the planning, permitting, and development of the Krumovgrad gold deposit, ensuring compliance and dealing with institutions and public affairs. In that role, she was recognized as one of the 100 Global Inspirational Women in Mining in 2015 as part of the biggest international forum of investments in the mining industry, Mines and Money. From 2018 to 2024, Irena held the role of Director, Permitting and Legal, for the two Dundee Precious Metals subsidiaries in Bulgaria. In April 2024, she assumed the role of General Manager, Ada Tepe.