EXPERTS WITH
PASSION FOR
SUSTAINABILITY
OUR TEAM
At sustainable Strategies, out teams have the ability to identify environmental and social risks, opportunities and create shared vision and translate that into vision into a reality.
Our leadership team is a network of experts with years of experience in their fields, with passion to address challenges and present innovative sustainable solutions.
Our ability to attract, develop and grow with world class professionals is central to our business and sets us apart from other consultants.

Nikki Bahr L.
Founder & CEO
Areas of Expertise
ESDD, ESIA, Materiality, Strategy, Sustainability Reporting, GRI, Human Rights, Social assessment
Experience
Nikki has +20 years of experience helping investors and developers ensure bankable, sustainable, and competitive projects. She leads consulting teams in conducting Due Diligence Assessments, ESG Gap Analysis, monitoring and independent reviews for ESG compliance, producing social and environmental impact assessments, and developing Sustainability Strategies, Reporting, and Assurance. Nikki has worked across various sectors, including energy (hydropower, solar, wind, and cogeneration with coal), mining, agroindustry (sugar, African Palm, banana), manufacturing, and service industries

Cecilia Espinosa
Areas of Expertise
Climate services, Energy efficiency, ESMS, ESDD, ESIA, Materiality, GRI, TCFD
Experience
Cecilia has over 25 years of experience in environmental, sustainability, and climate strategy fields. She holds a degree in Industrial Engineering from the Escuela Militar de Ingeniería in Bolivia, a Master’s in Advanced Energy Studies, and a Master’s in Advanced Environmental Studies from the École Polytechnique Fédérale de Lausanne (Switzerland). She also holds a specialization in Environmental Management in Industry from the Universidad Mayor de San Andrés in Bolivia. Cecilia has worked across multiple sectors, including energy, mining, agroindustry, manufacturing, and services. She has led projects in energy efficiency, renewable energy, carbon footprint measurement, sustainable consumption and production, and sustainability and decarbonization strategies, providing technical advisory services to over 100 companies.

Cristina Larrea
Areas of Expertise
ESMS, ESDD, ESIA, Materiality, Sustainablity Strategies, GRI, TCFD, Sustainable Finance
Experience
Cristina has +15 years of experience in integrated environmental management and sustainability. She holds a degree in Environmental Engineering from the International SEK University of Ecuador, and a master’s degrees Health, Safety and Environment from the San Francisco University of Quito and a Diploma in Sustainable Finance. Cristina has worked across various sectors, including energy, agriculture, infrastructure, hospitality, construction, real estate, and sustainable financing. Cristina has extensive experience providing due diligence, sustainability strategy and reporting services and evaluation of sustainable finance instrument. She has advised numerous companies in Latin America and New Zealand. Cristina works for RDT Pacific, a partner in Sustainable Strategies for the Asia-Pacific region.companies.

Maria Andrea González
Areas of Expertise
Sustainability Strategy, Materiality, Sustainability Reporting, GRI, ESMS
Experience
Maria has over 5 years of experience working in corporate sustainability strategy, reporting, policies and procedures. She hols a BS in Industrial and Systems Engineering from Texas A&M University. She has an International Masters in Sustainable Management and Corporate Social Responsibility from Politecnico di Milano. Additionally, she has a certificate in International Engineering from the Technical University of Denmark and a certificate in Impact Measurement and Management for the SDGs from Duke University. Maria has worked with the telecommunication industry, retail industry, construction industry, among others in strategy development, reporting and has assisted implementation. companies.

Enrique Torres
Areas of Expertise
Sustainability Reporting, GRI, Sustainability Training
Experience
Enrique has over 30 years’ experience in sustainability and development organizations. Having worked in GRI for over 6 years, now Enrique focuses on training around reporting and sustainability globally, working hand in hand with companies in designing their sustainability report, developing the report and/or verifying it complies with GRI Standards.

Heidi Mendez
Areas of Expertise
ESMS, ESDD, ESIA, Social assessment, Community engagement
Experience
Heidi has +18 years of experience in the development, implementation, and measurement of social impact strategies, community development, and environmental compliance, specifically for the renewable energy industry. She holds a Bachelor’s degree in Business Administration from the University of San Carlos de Guatemala and a Master’s degree in Sustainability and Social Responsibility from Isabel I University in Spain. Heidi has completed additional certifications in Sustainable Strategic Transformation, Leadership Auditor training in ISO standards, GRI Professional Certification, and Social Impact Assessment. She has worked extensively and specializes in the energy sector in Central America, working in hydropower, solar and wind projects, managing community relations, Environmental and Social Impact Assessments, Environmental and Social Due Diligence, stakeholder mapping, human resettlement, and strategic community investment.

Cecilia Pizurno
Areas of Expertise
ESDD, ESIA, Biodiversity, Forestry, Carbon Offsets
Experience
Cecilia Pizzurno is a Forest Engineer with professional experience in carbon project development, validation, and verification, including REDD+ and afforestation/reforestation (A/R) initiatives. She holds a degree in Forest Engineering from the National University of Asunción (UNA), where she also pursued postgraduate studies in University Teaching and Project Management. She is currently completing a Master’s Degree in Project Design, Evaluation, and Management and a Master’s of Business Administration. She has worked contributing to carbon certification processes under leading international standards such as VERRA (VCS and CCB Standards), Plan Vivo, the Gold Standard, and the Clean Development Mechanism (CDM). Her professional background includes consulting on environmental and social due diligence for sustainable investment funds, as well as supporting ecological restoration, carbon monitoring, payments for ecosystem services, and the implementation of social and environmental safeguards. Her work combines the leadership of multidisciplinary teams with the effective engagement of indigenous peoples and smallholder communities. She is a native speaker of Spanish and Guaraní—the two official languages of Paraguay—and she speaks English.

Don S. Proebstel, PhD
Areas of Expertise
ESDD, ESIA, ESIA, Biodiversity
Experience
Don has +30 years of experience as an ESIA and Biodiversity Consultant, specializing in the application of World Bank (IFC) Social and Environmental Performance Standards to modern mining practices and international renewable energy projects. He holds a B.S. in Fishery and Wildlife Biology and a PhD in Conservation Biology from Colorado State University. Don has worked across various sectors, including mining, renewable energy, and environmental consulting. He has held roles such as Senior Environmental and Social Analyst at OPIC, VP Environmental Affairs and Sustainability at Gold Reserve Inc., and CEO of Natural Power Concepts. Don is an expert in IFC Performance Standards, ESIAs, habitat assessments, among others.

Karla Ramos
Areas of Expertise
Climate Services, Energy Efficiency, ESDD, ESDD, ESIA
Experience
Karla Ramos has +20 years of experience as an Environmental, Health, and Safety (EHS) consultant, specializing in environmental compliance and occupational safety within the energy industry. She holds a degree in Environmental Engineering from the Universidad Católica de Honduras, a Master’s in Project Management from the Swiss Business School, and an OSHA 510 certification. Karla has also completed executive training programs on sustainability, carbon footprint, and clean development at INCAE and other universities. She is knowledgeable in ISO 9001:2015, ISO 45001:2015, and IFC Performance Standards. Karla has extensive experience providing EHS services for renewable energy projects, including solar, hydro, wind, and cogeneration technologies.