Team

Alex Seibel is Positive Ventures' partner, where he has an active role in the investment committee. Graduated in Business Administration, Alex is a philanthropist, entrepreneur and investor driven by important social and environmental causes, with extensive experience and recognition in the market. He was a member of the boards of Leo Madeiras and Duratex, companies where he is a shareholder. He also founded the NGO Arcah to rescue homeless people in São Paulo. He is also a board member at Sistema B in Brazil and partner at Positiva.a and Positiv.app.

Alex Seibel
Alex Seibel

Partner

Andrea Kestenbaum is Positive Ventures' co-founder and CEO. Andrea has extensive experience in entrepreneurship and management, having participated in companies in the services, retail, and international trade sectors as an investor and executive, including her role in making investments for her family. With a Master's Degree in Economics from the Polytechnic University of Catalonia and a Specialization in Leadership from MIT and Schumacher College, Andrea has dedicated to management and governance issues, is an observer on Letrus Board of Directors, and a member of the deliberative council of the Corporate Citizenship Institute.


Andrea Kestenbaum
Andrea Kestenbaum

Partner and CEO

Bruna Constantino is Positive Ventures' co-founder, CMO and Chief Impact Officer. Before the transition for impact investing, she worked in the filmmaking industry as an executive producer and assistant director for 8 years. Then, became an entrepreneur in the international retail sector, acting as director of marketing and product. Today she is evolved in the areas of impact measurement and engagement, and also a permanent member of ICE. Graduated in Communication and Cinema, with an extension in Executive Film Production at FGV, specialization in Leadership at Schumacher College and Design Thinking at Echos School.


Bruna Constantino
Bruna Constantino

Partner, CMO and Chief Impact Officer

Fábio Kestenbaum is Positive Ventures’ Co-founder and Chairman of the Investment Committee. Prior to his transition towards venture capital and impact investing, he was part of the BMA Advogados M&A team, acting as buy-side legal counsel in towering deals, e.g., the mergers of Itaú with Unibanco, Sadia with Perdigão, and Bovespa with BM&F. Fabio is a board member at Eureciclo and Labi Exames, and serves as an ad hoc advisor for Google for Startups, Accelerator 100+ Ambev, Insper Business School, and United for a Living Amazon Philanthropic Fund. Besides his J.D. in Law, Fabio holds a PgD in Economic Development from Blavatnik School of Government.

Fábio Kestenbaum
Fábio Kestenbaum

Partner and Chairman of the Investment Committee

Murilo Menezes is Positive Ventures’ CIO and focused on investing in purpose-driven businesses that are solving societal challenges. Prior to joining Positive Ventures, Murilo was the Chief of Staff and Impact Investing Officer at Brazil's largest impact-focused single-family office, Maraé, a multi-billion holding led by Mr. Guilherme Leal, co-founder of Natura&Co. From 2010 to 2015 he worked at institutions such as Goldman Sachs and Itaú BBA. Murilo is a board member at Slang, is part of WEF`s Expert Network, he holds a master’s degree from the Center for Public Leadership in Brazil, with extension at the Harvard Kennedy School and a bachelor’s degree in Economics from the University of São Paulo.



Murilo Menezes
Murilo Menezes

Partner and CIO

Ricardo is Positive Ventures' partner. Economist graduated from FEA-USP, with extensive experience in the financial market. He is currently Senior Principal in the Canadian fund CPP Investments, as well as member of the board of directors of Smart Fit. Previously, he served as Director of Lone Star Funds, Vice President of TPG Capital and associate at J.P. Morgan Bank. He was also a member of the supervisory board of the railroad operator Rumo.

Ricardo Castro, CFA
Ricardo Castro, CFA

Partner

Gustavo is part of the investment team at Positive Ventures, responsible for originating and analyzing the companies present in Positive Ventures’ pipeline and is also part of the Fund Management team at Positive Ventures. Gustavo graduated in administration from FGV.

Gustavo Behring
Gustavo Behring

Associate

Marina is part of the investment team, responsible for originating, analyzing, and monitoring the companies. In the last three years, she was part of the investment team at VELT Partners, where she was also part of the working group dedicated to the ESG theme. Previously, she had stints in Equity Research at Credit Suisse and a summer job at Dynamo UK. Marina has a degree in Business Administration from FGV and studied for one year at LSE in the General Course program.


Marina Ferraz
Marina Ferraz

Associate

Matias is an analyst at the Positive Ventures team and is part of the Marketing, Impact, and Investments team. Graduated in Advertising and Marketing at ESPM and attended the University of Otago in New Zealand for six months.

Matias Barbará
Matias Barbará

Analyst

Alex Seibel
Alex Seibel
Partner

Alex Seibel is Positive Ventures' partner, where he has an active role in the investment committee.

Andrea Kestenbaum
Andrea Kestenbaum
Partner and CEO

Andrea Kestenbaum is Positive Ventures' co-founder and CEO.

Bruna Constantino
Bruna Constantino
Partner, CMO and Chief Impact Officer

Bruna Constantino is Positive Ventures' co-founder, CMO and Chief Impact Officer.

Fábio Kestenbaum
Fábio Kestenbaum
Partner and Chairman of the Investment Committee

Fábio Kestenbaum is Positive Ventures’ Co-founder and Chairman of the Investment Committee.

Murilo Menezes
Murilo Menezes
Partner and CIO

Murilo Menezes is Positive Ventures’ partner and Chief Investment Officer.

Ricardo Castro, CFA
Ricardo Castro, CFA
Partner

Ricardo has been a partner at Positive Ventures since 2017. Economist graduated from FEA-USP, with extensive experience in the financial market.

Gustavo Behring
Gustavo Behring
Associate

Gustavo is part of the investment team at Positive Ventures, responsible for originating and analyzing the companies present in Positive Ventures’ pipeline and is also part of the Fund Management team at Positive Ventures.

Marina Ferraz
Marina Ferraz
Associate

Marina is part of the investment team, responsible for originating, analyzing, and monitoring. She has worked at VELT Partners, Credit Suisse, and Dynamo UK for the past three years.

Matias Barbará
Matias Barbará
Analyst

Matias is an analyst at the Positive Ventures team and is part of the Marketing, Impact, and Investments team.