BlueSky is an independently owned global fundamental value firm


We are a long-only equity manager offering an International Equity strategy. We employ a rigorous bottom-up fundamental analysis that integrates environmental, social and governance analysis, with the goal of enhancing long-term performance and providing superior risk management.

Our team brings together leading ex­perts from diverse fields that include fi­nance, ESG/sustainability, and academia, which has resulted in an innovative inter­disciplinary philosophy and approach to investing. Our unique corporate culture encourages an entrepreneurial spirit, cu­riosity and new ideas within a close-knit team-oriented environment.

Our employee-owned partnership ethos creates a positive firm dynamic and ensures client and firm interests are aligned. The firm is committed to man­aging its future size in terms of assets and product range to ensure that the investment program will never be com­promised by growth.
BlueSky Investment Management is a signatory of Principles for Responsible Investment.

Bud Sturmak


Bud founded BlueSky based on the simple concept that integrating value investing with ESG analysis can better manage risk and enhance long term returns. Having spent nearly a decade immersed in the field of sustainable investing, he recognized the need for more sophisticated approaches to ESG integration. As an investment consultant and partner at RLP Wealth Advisors, Bud has been performing ESG research, investment manager due diligence and recommending solutions to institutions and high net worth investors for many years. Bud graduated from Dickinson College in 1995 with a B.A. in History. He was a contributing author to the 2012 book, Evolutions in Sustainable Investing, and the 2016 book Sustainable Investing: Revolutions in Theory and Practice.

Ronald E. Dornau

Portfolio Manager

Ron is a portfolio manager with over 25 years of investment experience having worked at Brandes Investment Partners, Morgan Stanley, Silchester International Investors, and Lazard Asset Management. He received a B.A. in economics from Syracuse University and an M.B.A. in finance from the Martin J. Whitman School of Management at Syracuse University. He has also completed Columbia University's Value Investing Program and Northwestern's Forensic Accounting Program. He is also a member of the New York Society of Securities Analysts.

Chris Matyszewski, CFA

Portfolio Manager

Chris is a portfolio manager with over 20 years of investment experience having worked at Brandes Investment Partners, Federated Investors, and Credit Suisse Asset Management. He received an M.B.A. in International Finance from the Thunderbird School of Global Management, and holds a B.S. in Finance from Villanova University. He is a Chartered Financial Analyst and is a member of the New York Society of Securities Analysts.

Art Williams

Director, Business Development

Art is responsible for business development and investor relations. He has over 30 years of investment experience, having worked at Pine Grove Associates (now part of the Man Group in the UK), Federal Street Partners, Northern Trust Bank, Morgan Stanley and Merrill Lynch. His primary responsibilities are to oversee the development of BlueSky’s relationships with consultants, foundations, pension plans, high net worth individuals, family offices and broker-dealer channels. He received a B.A. in American Civilization from Lafayette College.

Tobi Petrocelli

Sustainable Investing Ambassador

Tobi is a dynamic and passionate ambassador of sustainable investing serving as liaison to family offices and other large investors. She consults with asset owners interested in sustainable and impact-oriented direct investments who want to use their capital to affect positive social and environmental change. Tobi is particularly interested in promoting the integration of environmental, social and governance factors as long-term drivers of shareholder value.

Tobi is the founder of Verde Enterprise, LLC, an independent consultancy focused on assessing the financial impacts of ESG and creating solutions to drive growth. Within this practice, she advised to a range of industries and investors and worked in a variety of roles involving stakeholder engagement and socio-economic development. In addition to her consulting work, Tobi was previously a Senior Sustainability Advisor for AccountAbility, a leading global advisory firm focused on corporate responsibility and sustainable development for Fortune 500 companies. She has worked with both national and global development organizations as well as NGOs in Europe, Asia and Africa, focusing on social challenges and strategic planning for environmental and disaster risk reduction. Tobi’s clients included the United Nations, state municipalities, high net worth individuals and family offices.

Tobi has a BA from Fordham University and a Masters in Science in Sustainability Management from Columbia University. She is currently completing her Doctorate in Integrated Reporting and Formalized Impact Standards from Walden University.

Cary Krosinsky

Senior Advisor

Cary’s primary responsibilities include ESG research and integration. He is an independent author, editor, advisor and educator on the subject of business, sustainability and investing. He is a seasoned veteran in the field of sustainable investing notably participating in the original expert panel that helped create the United Nations Principles for Responsible Investment in 2005. He currently teaches classes on business and sustainability at Yale, Brown University, the University of Maryland’s Robert H. Smith School of Business, and previously taught at Columbia University. His books include Sustainable Investing: The Art of Long Term Performance and Evolutions in Sustainable Investing. He is a Director of the Network for Sustainable Financial Markets, Editor of the Journal of Environmental Investing and Co-Founder of the Carbon Tracker Initiative.

Dr. Stephen Erfle

Quantitative Research

Dr. Erfle is responsible for our quantitative research and implementation, employing a rigorous academic framework and approach. Dr. Erfle is Professor of International Business and Management and Chair of the Department of Economics at Dickinson College, where he has been teaching since 1989. During the late 1990’s, Dr. Erfle helped found the International Business and Management Department and major at Dickinson College. He has also taught in the Economics Department at Dickinson College and in the School of Social Sciences at the University of California, Irvine. Dr. Erfle received a B.S. in mathematics and B.A. in economics from the University of California, Davis, and a M.A. and Ph.D. in economics from Harvard University. He is coauthor with Phil Young and Paul Keat of Managerial Economics: Economic Tools for Today’s Decision Makers, 7th edition, Pearson Education, and he recently authored Intermediate Microeconomics: An Interactive Approach, Textbook Media Press.

Tina Rana

Client Concierge

Tina presently serves as Client Concierge at BlueSky Investment Management. Tina has over 11 years experience in the financial services industry, working both in the US and UK. She currently assists with client service support, handles any operational related needs, and processes all service requests for clients and outside advisors.