Arctaris Annual Impact Report: Leveraging Public-Private Partnerships to Amplify Impact

Jonathan Tower

Jonathan Tower

Managing Partner

Jonathan is the Founder and Managing Partner of Arctaris, which has raised and manages six impact investment funds. He invests in growth-oriented operating businesses and infrastructure, with emphasis on creating growth opportunities in underserved and underrepresented communities.

Jonathan has 20 years of experience investing in private equity and private debt, including three interim Chief Executive Officer roles in private equity-backed companies. He has invested and worked closely with portfolio companies in the manufacturing, technology, and services industries to achieve their growth objectives, including Xoom (IPO), Capterra (acquired by Gartner), Verid (acquired by EMC), QuoteShip (acquired by ICGE), and Moguldom Media (acquired by InteractiveOne).

Prior to co-founding Arctaris, Jonathan was a Managing Director, Operating Partner and member of the Investment Committee at a Boston-based hedge fund, with responsibilities in private equity deal execution and value optimization in portfolio companies. Prior thereto, at Fidelity Ventures, Jonathan executed growth equity and venture capital investments, focusing on the enterprise technology, security and communications sectors, including the firm’s investment in Xoom, which grew its online money transfer service to a base of 1.3 million users, held an IPO, and was subsequently acquired by PayPal for $1 billion. Previously, at IBM, Jonathan was a member of the Corporate Venture Capital, Mergers & Acquisitions and Debt Capital Markets groups, where he facilitated the issuance of more than $2 billion in term debt, launched the company’s credit derivative hedging program, managed $250 million of A/R factoring transactions, led venture investments in five expansion-stage technology businesses, and supported two business units in divestitures that generated $300 million in profit. Prior thereto, Jonathan was Co-Founder and Vice President of Business Development at, which was acquired by

From 1996 to 1999, Jonathan was a Financial Journalist at Bloomberg News. He has published articles on corporate finance, derivatives and risk management in Bloomberg Magazine, International Herald Tribune, and the New York Times.

Jonathan earned a BA in English and Mathematics from Georgetown University and an MBA from Harvard Business School. He, his wife and two children live in Chestnut Hill, MA.