Dr. Ralf Frank

After more than 17 years as Managing Director of the German Association for Financial Analysis and Asset Management (DVFA), Ralf Frank is an expert on ESG requirements and developments in the financial industry. His expertise includes accounting, sustainable finance, investment analysis, corporate reporting, and regulatory developments in the financial sector. Ralf is also Professor of … Continued

Jeff Gowdy

Jeff Gowdy is a thought leader and award winning practitioner in sustainability and CSR, particularly in the areas of reporting, goal setting, and materiality. He serves on the Boards of the One Eleuthera Foundation (OEF) and Energy Datametrics and teaches at Vanderbilt. He has led hundreds of sustainability projects, dating back to 2002, across all … Continued

Manuela Huck-Wettstein

Manuela Huck-Wettstein is a pioneer in integrated reporting and leads projects in the areas of sustainability reporting and sustainability strategy. She holds a Master’s degree in International Affairs & Governance from the University of St. Gallen, a Bachelor’s degree in Political Science from the University of Zurich and studied International Business & Sustainability at the … Continued

Cristina Mendoza

Cristina Mendoza is an experienced strategy and sustainability consultant. Her particular expertise includes greenhouse gas accounting, sustainability reporting and strategic program development. Cristina is an expert advisor of the Associated Industries of Massachusetts (AIM) Sustainability Roundtable, Chair of the Environmental Business Council (EBC) Ascending Professionals Committee and Board Member and Strategic Planning Committee Co-Chair of … Continued

Heather Vickery

Heather Vickery applies her strong technical background to manage a wide variety of projects for Sustainserv’s corporate clients. Her areas of expertise include materiality assessments, data analytics, GRI reporting and sustainable supply chains. Heather joined the Sustainserv Boston office after receiving her bachelor’s degree in Facilities Planning and Management from Wentworth Institute of Technology. Prior … Continued

Sibylle Umiker

Having managed communications for major Swiss companies for about 20 years, Sibylle Umiker brings her experience and personal enthusiasm for precise language and efficient processes to all Sustainserv reporting services and client projects. Before joining Sustainserv, Sibylle worked for the Zurich Cantonal Bank and Emmi, Switzerland’s largest dairy, where she served as a communication specialist … Continued

Ana Milosavljevic

Ana Milosavljevic leverages her understanding of environmental science, policy making, and business to approach corporate sustainability challenges with an interdisciplinary, practical, and problem-solving mindset. Before joining the Sustainserv team, Ana worked for a Washington, DC-based government relations firm that engaged organizations on their legislative strategy and communications with lawmakers. Ana holds a bachelor’s degree in … Continued

Christoph Thölenjohann

Christoph Thölenjohann advises companies on the development of sustainability strategies including decarbonization, materiality assessments and sustainability reporting. Before joining Sustainserv, he accumulated a wealth of sustainability knowledge in his work in the aviation and real estate industries. Christoph holds a Bachelor of Arts in Human Geography from the Goethe University Frankfurt and a Master’s degree … Continued

Clark Edwards

Clark Edwards utilizes his varied experiences working at both nonprofits and corporations to assist clients on their sustainability journeys. An avid outdoorsman, Clark honed his passion for sustainability and environmental projects in college while interning at a small boat fisherman association in Alaska, a national fish processer and distributor in Boston, and a global food … Continued

Florian Rothenbühler

Florian Rothenbühler advises and supports companies in implementing strategies to reach environmental goals. As a trained environmental scientist, he brings broad-based systems thinking and a strong affinity toward practical and solution-oriented problem solving to the table. Prior to joining Sustainserv, Florian analyzed and assessed corporate sustainability performance at an international investment company with a special … Continued

Jamie Banks

Jamie Banks employs a variety of skills and tools to identify qualitative and quantitative data trends to meet and surpass customers’ needs. His areas of expertise include data collection and analysis, life cycle assessments (LCAs), materiality assessments and sustainability reporting. He has used these skills on projects across various industries, from manufacturing to waste management. … Continued

Meike Zimmermann

Based on her interdisciplinary background and experiences in policymaking, Meike Zimmermann supports companies in developing sustainability strategies and reports, as well as materiality assessments. Prior to her position at Sustainserv, Meike worked for a non-governmental organization and the European Parliament, both located in Brussels. She has valuable insight into environmental, energy and climate policymaking. Meike … Continued

Robert Bütler

Robert is a climate strategy enthusiast and believes in system thinking and applicable solutions. Before joining Sustainserv, he supported firms and governmental bodies in developing and implementing carbon and climate mitigation strategies. Previous experience also includes cutting-edge digitization projects in the financial sector. His client-driven approach helps companies implement multi-faceted strategy, monitoring, and reporting concepts. … Continued

Sarah Jensen

Sarah Jensen supports companies in strategy development, materiality assessments and sustainability reporting. She works from a comprehensive perspective and has a strong personal interest in sustainability that has been enhanced through studies and work assignments in Denmark, Mexico, Bangladesh and Uganda. Prior to joining Sustainserv, Sarah worked for an organization that supports companies with expansion … Continued

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