Our Team

Key Personnel

Phil Bak

CEO, Armada ETF Advisors

Phil Bak is the CEO of Armada ETFs. Phil has been innovating in the ETF industry for over 15 years. He has previously served as Founder/CEO of Exponential ETFs, an ETF issuer and sub-advisor acquired by Tidal ETF Services in 2020. Phil has also served as Chief Investment Officer at Signal Advisors, a venture-backed startup in Detroit and Managing Director at the New York Stock Exchange where he worked on market structure enhancements, ETF listing rule changes, market maker incentive programs, and helping with asset managers launch ETFs. Prior to that Phil held product development roles where he developed and launched the first ever mixed-asset ETF, the first ever carbon-credit ETF, and patented the use of a controlled foreign corporation inside a ’33 act ETP.

Phil is also a Board Advisor of Civex, a startup platform bringing investor advocacy to retail investors, and Principal of Exponential Indexes. Phil is a graduate of Yeshiva University, is a Chartered Alternative Investment Analyst (CAIA), host of two podcasts (The ETF Experience and the Phil Bak Podcast), and an author who has been published on Yahoo Finance, TheStreet, Think Advisor, Seeking Alpha and regularly on Substack. Phil has been featured in top-tier media outlets such as the Wall Street Journal, Bloomberg, CNBC and Financial Times.

Alfred C. Otero

Portfolio Manager for HAUS
Armada ETF Advisors

Mr. Otero joined the Sub-Adviser in February 2022. Until January 31, 2021, Mr. Otero served as a REIT Portfolio Manager at EII Capital Management (EII). He originally joined EII in 1996 as a research analyst on the U.S. REIT investment team and became head of the U.S. REIT business in 2004 with responsibility for all U.S. dedicated investment strategies.

Mr. Otero became a co-portfolio manager for all global-listed property strategies in 2008 and held that role through 2017 when he became an advisor to EII. He rejoined the firm on a full-time basis in 2019 and worked closely with other portfolio managers and EII’s investment committee to shape portfolio strategy and construction. From 1992 until 1996, he served as a Vice-President of Investments for Mutual of America Capital Management Corp., based in New York, where he was responsible for debt and equity real estate investments, venture capital, and the firm’s inaugural entrance into the equity REIT market.

Mr. Otero is a graduate of the University of Notre Dame with an MBA (1992) and a BBA (1989) in Finance.

David Auerbach

Managing Director, Armada ETF Advisors

Mr. Auerbach has been in the securities business for over 20 years serving as an institutional trader specializing in REITs, equity and preferred stocks, master limited partnerships, ETFs and closed-end funds. He joined Armada ETF Advisors in August 2021.

Previously, Mr. Auerbach worked at World Equity Group. He was with Esposito Securities for over six years from May 2012 to December 2018. Prior to joining Esposito Securities, Mr. Auerbach spent 11 years at Green Street Advisors as a Vice President of Institutional Trading handling REIT order execution, sales and trading on behalf of institutional clients, hedge funds, pension funds, and other investors. Before that, he worked at Financial Marketplace Inc. for two years as a retail investment adviser.

Mr. Auerbach graduated from the University of Texas at Austin in May 1999 with a BBA in Finance and graduated from Southern Methodist University in May 2005 with an MBA in Finance.

He currently holds FINRA Series 7, 24, 55, and 63 registrations.

Sales & DIstribution

Charles A. Ragauss, CFA

Portfolio Manager for HAUS
Portfolio Manager, Toroso Investments, LLC

Mr. Ragauss serves as Portfolio Manager of the Adviser, having joined the Adviser in September 2020.

Mr. Ragauss previously served as Chief Operating Officer and in other roles at CSatInvestment Advisory, L.P., doing business as Exponential ETFs from April 2016 to September 2020. Previously, Mr. Ragauss was Assistant Vice President at Huntington National Bank (“Huntington”), where he was Product Manager for the Huntington Funds and Huntington Strategy Shares ETFs, a combined fund complex of almost $4 billion in assets under management. At Huntington, he led ETF development bringing to market some of the first actively managed ETFs. Mr. Ragauss joined Huntington in 2010.

Mr. Ragauss attended Grand Valley State University where he received his Bachelor of Business Administration in Finance and International Business, as well as a minor in French.

He is a member of both the National and West Michigan CFA societies and holds the CFA designation.

Advisory Board

Christopher H. Volk

President & Chief Executive Officer, STORE Capital Corporation

Christopher H. Volk served as the founding President and Chief Executive Officer of STORE Capital Corporation (NYSE: STOR), which he guided from its May 2011 inception through 2021. For 35 years, he has been engaged in structuring, managing and financing commercial real estate companies, introducing three successful REITs to the public markets, two of which he co-founded.  Collectively, those companies have supplied over $20 billion in financing to a wide array of industries, including the chain restaurants, education, fitness, and many others. Volk is known within the industry for his many innovations, including the largest ever partnership rollup into a public REIT (1994), the first ever net lease corporate investment-grade unsecured debt issuance (1995) and the creation of the first US real estate master trust financing conduit (2005).  He was a 2019 regional winner of EY’s Entrepreneur of The Year® award.

Mr. Volk is a sought-after media source and an author of numerous articles on real estate finance and financial statement analysis. In 1999, he devised the V-Formula, a simplified equation for evaluating business models that he would later expand on and apply in his business leadership activities.  The formula is the centerpiece in a forthcoming book entitled “The Value Equation: A Business Guide to Wealth Creation for Entrepreneurs, Leaders and Investors,” which is scheduled to be released by Wiley Publishing in May 2022.


Mr. Volk is a visiting professor to Cornell University, a frequent university lecturer and serves on multiple charity boards.  He resides with his wife in Paradise Valley Arizona and Huntsville, Alabama. He received a Bachelor of Arts from Washington and Lee University in Lexington, Virginia and a Master of Business Administration from Georgia State University.


Managing Director, Stifel, Nicolaus & Co., Inc.

John W. Guinee III is currently a board member of Plymouth Industrial REIT (Ticker:  PLYM) and an advisory board member of Artemis Real Estate Partners.  Formerly, Guinee was a Managing Director and member of the REIT equity research team of Stifel, Nicolaus & Co., Inc. He joined the research team in connection with its acquisition of Legg Mason’s capital markets group in December of 2005. Prior to that, Guinee was Executive Vice President and Chief Investment Officer of Duke Realty, an $8 billion company that was the largest office and industrial REIT in the United States at that time. He was responsible for leading the company’s acquisition and disposition efforts.

From 1997 through 2001, Guinee was an EVP and the Chief Investment Officer of Charles E. Smith Residential Realty. The multifamily REIT was sold to Archstone for $3.6 billion in May 2001. From 1985 through 1997, Guinee was a Managing Director with LaSalle Advisors/Alex. Brown Kleinwort Benson Realty Advisors Corp. prior to a merger. During the 12-year period, he served as the Head of the Investment department, Co-Head of the Asset Management department and led the REIT securities private placement effort. Additional responsibilities at LaSalle Advisors included portfolio management, capital raising and investor relations. From 1982 through 1985, Guinee was a Development Manager with Gerald D. Hines Interests in San Francisco. He has a Master of Business Administration from the University of Virginia Darden School of Business and a Bachelor of Arts in Economics from the University of Virginia.

Richard Adler

Chair, Investment Committee

Richard Adler was a co-founder and former Managing Director of EII Capital Management, an investment advisory firm for over 38 years managing REIT portfolios beginning in 1986.  EII was one of the pioneers of the Modern REIT Era that began with institutional investing into REITs in the early 1990’s. After over a decade focusing on domestic REITs, EII diversified into global REITs in the early 2000’s with offices in New York, Singapore, Amsterdam, and Munich.  Richard organized and chaired the EII Realty Securities Trust which offered institutional mutual funds for US, International, and Global REITs.  Richard’s background in overall capital markets includes investment management of fixed income securities, general equities, and derivatives in addition to REITs.  He is a member of the NAREIT’s Real Estate Investment Advisory Council where he authored a study of REIT volatility.  He has been a trustee of World Learning where he has served as Chair of the Investment Committee overseeing their endowment.  Prior to founding EII he was Vice President of International Securities Sales at Goldman Sachs, where he acted as liaison between its research department and foreign investors. Richard earned a Bachelor of Arts in Economics from Yale University in 1968. He received a Master of Business Administration in 1973 from Harvard Business School, where he was a Baker Scholar. He is also a former officer in the United States Navy.