Our Team

Laura Alsenas
Executive Director / Head of Funds
Laura has over 15 years of financial analysis, credit assessment and transaction structuring experience with a consistent focus on mission-driven lending. She comes most recently from Portland, Oregon’s economic development agency, where she implemented loan programs that benefitted underrepresented entrepreneurs and low-income communities. Prior to that she spent four years in Amman as the portfolio manager for a USD 59 million loan fund that supported Iraqi SMEs. Laura began her finance career as an investment banking analyst with Lehman Brothers and her trajectory in international development as a U.S. Peace Corps Volunteer in Morocco. Laura enjoys travel and exploring new places with her family.

Suy Choup
Finance and Administration Manager
Suy is a technical expert with more than ten years of experience in finance and administration management, particularly grant and budget management. He also provides technical support to facilitate the transactional and operational functions. Suy holds a Master of Development Management for sustainable development from Philippine’s ASDECS University. Suy loves sport, particularly football and cycling.

Mike Cipresso
Head of Carbon Finance
Mike Cipresso has been appointed as Nexus’ Head of Carbon Finance; he will oversee Nexus’ carbon finance strategy and execution. Mike will further focus on developing a range of new community-based carbon projects and designing programs/processes to maximize the value Nexus provides its existing carbon project stakeholders. Mike joins Nexus after nearly 13 years at Google, where he served as a business development executive. Prior to Google, Mike spent 8 years at Lehman Brothers in investment banking and capital markets.
Mike holds a BS in Economics from the Wharton School and an MBA from UC Berkeley. Mike is a total travel nut and loves extreme sports.
Mike holds a BS in Economics from the Wharton School and an MBA from UC Berkeley. Mike is a total travel nut and loves extreme sports.

Sreychantheary Khut
Finance and Administration Manager
Theary is responsible for the financial management of Nexus suite of services, financial planning, monitoring, and reporting.
She also ensures Nexus compliance with relevant local regulations, internal policies, and donors and investors’ requirements. She holds a Master’s degree in Finance and Banking. Theary likes cycling and playing badminton.
She also ensures Nexus compliance with relevant local regulations, internal policies, and donors and investors’ requirements. She holds a Master’s degree in Finance and Banking. Theary likes cycling and playing badminton.

Anne-Laure Le Cozler
Communications and Impact Manager
Anne-Laure has international communication and digital strategy experience both in consulting firms and NGO’s across Europe and Asia. She has particular expertise in leading international projects in CRM, data mining, and user experience. She is now focusing on market analysis and impact measurement and management to support SMEs in understanding the need to collect appropriate data to facilitate their decision-making process and unlock impact investment opportunities. Anne-Laure loves exploring the world and has been living in Asia for 5 years. She likes climbing and practicing yoga.

Chanvibol Meng
Technical Services Manager
Chanvibol is a technical expert with more than 10 years of experience in sustainable development projects in Asia, particularly renewable energy and water supply. He provides technical support to Nexus’ carbon development projects, clean energy financing facilities, and other energy and water supply related projects. Chanvibol holds a Master of Engineering in sustainable energy from Australia’s RMIT University and a Master of Engineering in eco-environmental civil engineering from Japan’s Ritsumeikan University. Chanvibol likes singing and playing Badminton.

Ha Hoang Thanh
Technical Manager
Ha Hoang is an international professional with 10 years of experience in managing technical services for carbon projects, working closely together with government and partners. He oversees all technical work undertaken by the technical team and is responsible for quality control. He manages the technical services for carbon projects throughout the complete carbon project cycle. Ha holds two bachelor degrees in Electrical Engineering and International Economics. Ha likes exploring nature with his son and is always up for new challenges from writing songs to running marathons.

Samir Thapa
Carbon Projects Manager
Samir has experience in program and project management related to renewable energy and energy access with a focus on system feasibilities, financing, enhancing productive use, gender and social inclusion, and decentralization and devolution. Samir is also keen on research and has demonstrated experience in research design, data analysis, report writing, and publications. Samir has interests in valuing energy and environmental services and their integration into systems modelling both from an efficiency and equity perspective, including design, analysis and implementation of program and policy frameworks for scaling up such services. Samir enjoys time with his family and volunteering, likes hiking, playing futsal and badminton.

Selina Yang
Investment Analyst
Selina is a finance and investment professional bringing diverse experience from both the public and private sector in developing and developed countries. Prior to joining Nexus she worked in real estate investment and private equity. She also supported overseas companies entering Cambodian market in various sectors. Currently she is on the Funds team looking after Nexus’ Impact Investment funds. She has a particular interest in sustainable impact-driven projects, where investments are made to generate positive social and environmental impact in conjunction with a financial return, to serve the most pressing challenges across sectors such as renewable energy, agriculture, and healthcare. Selina likes travelling and practicing yoga.
Our Board
Ben Jeffreys
Member Representative Director
Ben is the CEO of ATEC Biodigesters International, a social enterprise start-up that produces, sells and distributes household biogas systems in Cambodia. Each system produces gas for cooking as well as organic fertilizer that is estimated to save an average rural household $260 per year. Ben has more than 10 years of experience managing teams in the social enterprise, international development, and corporate sectors. His previous roles include National Development Manager at The School for Social Entrepreneurs, Product Development Manager at Oxfam Australia, and Regional Sales Executive at Westfield Ltd.
Jeffrey Lamb
Board Chair
Jeffrey is an international executive with over 15 years of experience operating at the intersection of business and government in the pursuit of business, economic and social growth. Jeffrey currently serves as an Advisor with UNDP’s Climate Change team, an Oversight Committee Member of the “Investing in Infrastructure” program in Cambodia of the Australian government, a Fellow with the Center for Asia Leadership, and as an Advisor to a select group of technology companies. Jeffrey holds an MPA from the Harvard Kennedy School of Government, as well as an MA in International Management and a BA in Government from the University of Texas at Dallas.
Jochen Nimtschek
External Director
Company working on technical payments and financial services (retail banking, P&C and life insurance, wealth management) with a focus in Europe, Australia, and Southeast Asia. In addition to his last leadership role, Jochen has three years of pre-sales experience with a payment technology start-up in Europe and the US. Jochen’s functional expertise is in customer strategy, marketing, experience design, customer loyalty as well as segmentation, distribution channels, sales force effectiveness. Jochen is passionate about training and talent development and brings to the board extensive knowledge having led large-scale programs across diverse organizations and driving change.
Lester Ang
External Director
Lester is a business leader in high technology, specializing in enterprise and public sector go-to-market planning and execution for APAC, Japan and Greater China markets. Prior to joining the technology industry he was a team leader with a strategy consulting firm advising F100 companies and federal governments in ASEAN. His work involves driving organization performance across the technology, financial services, industrial goods and the governmental sectors, in three key areas: vision and grand strategy, route-to-market/sales & channel optimization, and digital transformation. Before that, Lester was based in the United States and Asia, focusing on accelerating SME / private sector development, and enhancing private-public coordination, for governmental and development agencies. He received his graduate degree in government from Harvard University, and read Statistics and International Studies at the University of Chicago.
Libby Wallace
External Director
After 30 years working in human resources and community development for the state government of South Australia, Libby lived in Cambodia for four years where she worked in human resources and organizational development. At the beginning of 2018, Libby took up a role as HR Manager with a social enterprise focusing on providing access to clean water to the people of Uganda. Libby has extensive experience in organizational development and human resource management, and she enjoys exploring how an organization’s culture and structure contributes or hinders the accomplishment of its goals. Libby’s recent work has focused on organizational strengthening including the redesign of the Board of Management for the Cambodian Physical Therapy Association as well as the development of their private clinic.
Martin Hiller
External Director
Martin Hiller is Founding Partner and Director at Millwater Partners, a consultancy company focused on putting the Sustainable Development Goals at the heart of organisational and corporate strategy. He has over 30 years of experience working on sustainability issues, climate change, and clean energy, in policy, investment, and campaigns. Before setting up Millwater Partners, Martin led and re-built REEEP, an international non-profit working on clean energy in low- and middle-income countries. Prior, Martin had a distinguished career with the World Wildlife Fund (WWF) where he led campaigns in WWF’s global climate and energy program culminating in the WWF campaign for COP15 in Copenhagen, which mobilized 6.5 million sign-ups, the highest number of any NGO.
Rachel Pringle
External Director
Rachel is the former CEO of Hydrologic Social Enterprise. Rachel worked previously with International Development Enterprises (IDE), where she advanced the organization’s micro-finance initiatives and managed the launch of iDE’s in-house credit unit and carbon finance. Rachel’s career achievements include technical consultancies with reputable financial and engineering institutions in the UK and South Africa, where she provided expert advice on a diverse range of projects.
Thomas Blackburn
External Director
Thomas is an experienced sustainability and carbon professional currently working as Business Manager at EcoAct. With over 6 years of experience in Southeast Asia developing funds for low-carbon projects, he has a strong grasp of value-chain opportunities and results-based solutions.