John Huffard

Tenable Network Security, Inc. develops unified security monitoring solutions for securing enterprise networks. Its products include SecurityCenter continuous view, which provides the most comprehensive and integrated view of network health, and Nessus, the global standard in detecting and assessing network data and Passive Vulnerability Scanner, which eliminates network blind spots by continuously monitoring network traffic in real-time to discover active assets, identify cloud applications, and detect anomalous activity. The firm has offices in Germany, Singapore and the United kingdom. The company was founded by Ronald Joseph Gula, John C. Huffard Jr., and Renaud M. Deraison in 2002 and is headquartered in Columbia, MD.

Part of UltraViolet, Inc. (Virginia), Watchtower LLC is a platform that provides security services for SME's. The private company is based in McLean, VA. Watchtower was acquired by Achieve Partners Management LLC on April 13, 2023. The company was founded by Mischel Kwon. Mischel Kwon has been the CEO since incorporation.

Enterasys Networks, Inc. is engages in the provision of wired and wireless network infrastructure and security solutions. It offers wireless LAN and mobility, data center and virtualization, security, management, cloud computing, IP convergence, and industry focused solutions. The company was founded in 1983 and is headquartered in Salem, NH.

HarbourVest Partners LLC (HarbourVest Partners) is a private equity & venture capital firm founded in 1982 by David Brooks Zug. The firm is headquartered in Boston, Massachusetts with additional offices around the world.

Host Marriott Corp. is a real estate investment trust, or REIT, that owns 113 full-service hotel properties as of February 15, 2004, which operate primarily in the luxury and upper-upscale hotel sectors. As of December 31, 2003, Host Marriott was the largest hotel REIT in the National Association of Real Estate Investment Trust’s composite index. Host Marriott conducts its operations through Host Marriott, L.P., or Host LP, of which Host Marriott is the sole general partner.

Part of Manulife Financial Corp., John Hancock Funds, Inc. provides investment services. The private company is based in Lansdowne, PA. Andrew Grant Arnott has been the CEO of the company since 2012.