Team

Our Team

We are building a collaborative global network of leaders and experts in sustainability, climate, and ESG services. Below are some of our core experts.

We are actively seeking senior, mid-level, and junior professionals to add to our expert team.
Please learn more at Work With Us.

Orestes R. Anastasia, JD, MSEL

Managing Director & Founder
Washington, DC

Seasoned global development, climate change, and sustainability leader with more than 30 years of experience working across 30 countries worldwide engaging a wide range of partners and stakeholders.

Ellen Bomasang, MS

Senior Energy, Climate, and GESI Advisor
Manila, Philippines and Washington, DC

Experienced development specialist with more than 25 years of advancing clean energy access, climate resilience, and GESI expertise across emerging economies.

Laura M. Hammett, MEM

Senior Climate Resilience Advisor
Washington, DC

Climate adaptation leader and urban planner with more than 16 years of experience helping governments, cities, companies, and institutions advance an equitable and resilient future.

Geoffrey Blate, PhD, MES

Senior Conservation and Climate Advisor
Washington, DC

International expert in biodiversity conservation, forestry, and climate adaptation and mitigation with 30 years of experience forging partnerships to design and implement cross-cutting strategies for people and nature to thrive.

Sujata Ram, MPH

Senior Monitoring, Evaluation, and Learning Advisor
Washington, DC

Senior monitoring, evaluation, and learning expert with more than 25 years of global, cross sectoral experience designing practical systems to drive performance, accountability, and sustainable impact

Kristin Deason, PhD

Senior Climate and Sustainability Advisor
St. Lucia

International sustainability and climate expert working for more than 20 years at national, regional, and global levels financing sustainability programs and businesses in clean energy, resilient island economies, and climate adaptation.

Renerio B. Acosta, MS

Senior Biodiversity Conservation and Climate Resilience Advisor
Santa Barbara, California

International development expert with more than 25 years of experience leading biodiversity conservation, climate resilience, natural resource, circular economy, social enterprise development, and local governance programs.

Paula Gutiérrez Martínez, MA

GESI, ESS, and Conflict Sensitivity Specialist
Cape Town, South Africa

International development expert with more than 20 years of experience in differential, gender, human rights, and conflict sensitivity in addressing climate change, conservation, green transitions, and sustainable development.

Jose L. Amaya, MSc

Senior Climate, Economics & Infrastructure Advisor
Mexico City, Mexico

Economist, development practitioner, and civil engineer with more than 20 years advising governments and international partners on green growth, climate-resilience, decarbonization, and design, finance, and delivery of sustainable infrastructure across Latin America.

Antonio Mediavilla-Sahagun, PhD, MSc, MSc

Senior Climate, Sustainability, and International Development Director
Mexico City, Mexico

Sustainability and international development executive with more than 25 years of experience leading donor-funded programs, climate initiatives, and strategic advisory assignments across Latin America, Africa, and emerging markets.

Aaron Brownell, MA

Senior Advisor, Climate, Biodiversity & Environmental Safeguards
Bangkok, Thailand

Senior climate, biodiversity, and environmental safeguards advisor with 20+ years of executive leadership across Asia, the Pacific, and Africa, recognized for building strategic partnerships and supporting governments and development partners to deliver sustainable results at scale.

Ashley Fox, MPhil

Climate and Conservation Specialist
Boston, Massachusetts

International development specialist with 12 years of experience leading Environmental and Social Impact Assessment, climate, and conservation projects, primarily in Africa.

Genia Nizkorodov, MA, PhD

Senior Climate, Resilience, and GESI Advisor
Irvine, California

Climate, resilience, and GESI advisor with 10+ years integrating climate risk, stakeholder perspectives, and equity into adaptation, mitigation, and water resource management across international development and public-sector programs.

Marci Baranski, PhD

Senior Climate Technical Advisor
Washington, DC

Climate mitigation expert with 11+ years in the public and private sector focused on agriculture, super pollutants, carbon accounting, and MRV systems.

Alissa Murray, MSc

Senior Sustainability and Resilience Advisor
New York City, NY

Sustainability and resilience specialist with 10+ years of research and program delivery experience in international development, climate resilience, and environmental science, across the Middle East, Latin America, and Africa.

Shan O'Connor, BA

Principal Advisory Strategist
Gilbert, Arizona

Strategic advisor and operational leader with more than 15 years of experience navigating complex regulatory policy, risk mitigation, and stakeholder engagement, skilled in cross-jurisdictional compliance and strategic planning.