Meet Our Team

SQN Venture Partners was founded by an elite team of professionals who have decades of combined expertise working with startup companies as founders, advisors, and board members.

Ryan McCalley

Managing Partner & Founder

Ryan McCalley is the Managing Partner and Founder of SQN Venture Partners. He has lead responsibilities for the day-to-day operations of SQN Venture Partners, the sourcing and investment process, and portfolio construction. Ryan brings over 15 years of portfolio management and startup operational experience to SQN.

Prior to establishing SQN Venture Partners in partnership with SQN, he was the Senior Vice President of ATEL Ventures, a San Francisco private equity firm that manages $2 billion in assets, providing venture debt financing to emerging-technology companies. His tenure with ATEL began in 2004, and he held various positions responsible for portfolio management, underwriting, and origination, including serving as the head of the Clean Energy Investments.

His extensive experience financing emerging technology companies led him to take a sabbatical from ATEL, during which he successfully cofounded and launched PURE Energies, Inc. in 2010. PURE became a leading acquisition platform for residential solar energy, pioneering online and telephone sales. He was part of the founding senior management team and board that led PURE from concept to raising over $20 million of venture capital financing, led by New Enterprise Associates, the nation’s largest venture capital firm. During 2014, PURE Energies became a top 5 residential solar provider, which ultimately led to an all-cash acquisition by NRG Energy Inc., a Fortune 250 company.

Mr. McCalley possesses a broad skill set and experience in finance, portfolio management, and company advisement. He is an advisor and board member to M&L Commodities, Inc., an industrial and commercial real estate development partnership, as well as mentor and advisor to numerous startup companies. Mr. McCalley holds a BA in economics and accounting from the University of California Santa Barbara.

Michael Miroshnikov

Managing Director of the Management Company

Michael Miroshnikov serves as a Managing Director. Prior to co-founding the Management Company, Mr. Miroshnikov began his career in the equipment leasing and finance industry in 2002 and was a founder of a multinational alternative investment manager with over $1 billion of capital raised, where he played an integral role in a variety of capacities including operations, compliance, acquisitions and executive management. In 2016, Mr. Miroshnikov co-founded Arboretum Group, a family of companies that includes an SEC registered investment adviser (“RIA”), an independent broker-dealer, and investment originator specializing in equipment leasing. Mr. Miroshnikov has spearheaded the growth and development of the acquisition and origination divisions of the Arboretum Group. Mr. Miroshnikov possesses a specific expertise in technology, manufacturing, medical, marine, energy and aviation assets and the respective industries. He received a B.A. in Investment Finance from the Zicklin School of Business at Baruch College as well as a Juris Doctorate degree from Brooklyn Law School. He also holds Series 7, 24, and 63 licenses.

Nicholas Barnett

Senior Vice President
Mr. Barnett is responsible for developing and managing a select group of RIA and broker-dealer relationships for SQN. Prior to joining SQN, he held positions of Director, Senior Director, and Vice President RIA at ATEL Securities Corp. At ATEL, he was responsible for the marketing and distribution of multiple growth capital funds through both the RIA and broker-dealer channels. Those responsibilities included development of RIA relationships and the management of the internal distribution team for multiple fund offerings.

In addition to those positions, Mr. Barnett was an associate for a San Francisco-based RIA and worked with the business development team marketing advisory services, which included Hatteras Fund of Funds.

Michael C. Ponticello

Ponticello, Managing Director of the Management Company

Michael C. Ponticello serves as a Managing Director. Prior to co-founding the Management Company, Mr. Ponticello was a co-founder of multinational alternative investment manager with over $1 billion of capital raised. Mr. Ponticello has over 17 years’ experience in the asset finance and equipment fund management business specializing in collateralized, non-correlated, income-producing investments. In 2016, Mr. Ponticello co-founded the Arboretum Group, which similarly specializes in collateralized, non-correlated, income-producing investments. Mr. Ponticello has been involved in the launch of nine alternative investment funds catering to a broad array of investors including institutions, funds of funds, wealth managers, and retail investors in the United States. Mr. Ponticello is also responsible for the establishment and development of American Elm, the broker-dealer arm of the Arboretum Group, and serves as its CEO and President. Mr. Ponticello served as a Board member and Director of the Alternative & Direct Investment Securities Association, a national trade association of decision makers who influence over 30,000 professionals involved in alternative investments, primarily non-traded alternatives. Mr. Ponticello received his B.A. from the Zicklin School of Business at Baruch College. He also holds Series 7, 24, and 63 licenses.