Meet our executive team.

Portrait of Trellix Chief Executive Officer, Bryan Palma

Bryan Palma


Chief Executive Officer

Bryan devotes himself to helping the world’s greatest companies leverage innovative technology to transform their business and customer experience. Before stepping into the role of CEO, Bryan was EVP of FireEye where he was responsible for the product strategy and led the sale to Symphony Technology Group for $1.2B. He has also served as BlackBerry’s President and COO, Cisco’s SVP and GM of Americas Customer Experience, Boeing’s VP of Cyber and Security Solutions, PepsiCo’s first CISO, and as an agent in the U.S. Secret Service. Bryan is a member of the Board of Directors for TPX Communications.

Bryan holds a Bachelor of Arts from the University of Richmond, Master of Education from the University of Maryland, and Master of Business Administration from Duke University’s Fuqua School of Business.


Ian Halifax


Chief Financial Officer

Ian brings extensive experience scaling complex technology organizations, driving operational and revenue growth, and leading merges and acquisitions. Prior to Trellix, he was CFO at several technology companies – public and private – including Riverbed, ON24 and Macrovision (now TiVo), Micromuse (acquired by IBM), Wind River Systems (acquired by Intel), Tintri, Host Analytics and Grass Valley. He also held finance positions at Sun Microsystems and KPMG.

Ian holds a Bachelor of Arts from the University of York and an MBA from Henley Management College in the United Kingdom. He is a Certified Public Accountant and Certified Management Accountant.


Portrait of Ian Halifax, Trellix Chief Financial Officer
Prtrait of Adam Philpott, Trellix Chief Revenue Officer

Adam Philpott


Chief Revenue Officer

Adam focuses on helping create customer value at scale and building trusted partnerships with clients and channel partners. He brings a long history of developing best-in-class teams, global sales leadership, cultivating culture and accelerating growth. Prior to Trellix, Adam was President of Global Sales for McAfee Enterprise and led McAfee EMEA’s business as an SVP. He has also held sales roles spanning EMEA and the broader APJ region at Cisco and Ingram Micro.

Adam was recently nominated to Vice Chair of the London Council as an active member of the Confederation of the British Industry (CBI), working with a network of businesses to create opportunities, build, innovate and cultivate a better future for the next generation. He is also active in the start-up community and through board advisory roles.


Michael Alicea


Chief Human Resources Officer

Michael has galvanized internationally dispersed teams to deliver outstanding performances throughout mergers and divestitures, public to private and private to public transitions, reorganizations, business model and work culture transformations and internal/external crises. He leads the people-focused tech organization as it transforms e while also serving as a public board member at Emerald Expositions (EEX). Prior to his current role, Michael was Chief People Officer at NielsenIQ where he headed all HR activities for a workforce of 32K across 100+ countries.

Michael holds a Bachelor of Business Administration from Baruch College and completed graduate courses in Human Resources Management and Business Policy. He also completed the Nielsen Global Leadership Program in Mumbai, India and is a recognized champion of inclusion, diversity and equity.


Portrait of Michael Alicea, Trellix Chief Human Resources Officer
Two women drink coffee and work as they sit at a table in a modern space

Brett Hannath


Chief Marketing Officer

Brett drives brand and campaign strategy, ensuring Trellix's differentiation in the dynamic cybersecurity market. With a 35-year career in enterprise computing, Brett started his career as a developer before transitioning to product marketing roles with Progress Software and then Oracle where Brett launched the world's first internet-enabled database. At Intel Corporation, Brett led regional business development and alliances and drove the commoditization of 64-bit computing and at TIBCO Software. Brett enjoys the colliding worlds of the CIO and CMO and all the promise it brought to re-defining how companies, consumers and systems interact.

Brett holds a Bachelor of Science from Monash University in Computer Science.


Gareth Maclachlan


SVP, Transformation

Gareth leads the team responsible for strategizing and executing global transformation initiatives. Gareth brings deep expertise in managing complex, transformation initiatives having most recently led the Separation Management Office for FireEye’s divesture from Mandiant. Prior to FireEye, Gareth served as Adaptive Mobile’s Chief Operating Officer and held multiple leadership positions at PWC Consulting.

Gareth holds a Bachelor of Science from the University College London and a Master of Business Administration from London Business School.


Portrait of Sara Aiello, Trellix VP of Communications

Sara Aiello


VP, Communications

Sara steers internal and external communication programs designed to inspire, inform and align global businesses. Prior to Trellix, Sara was the head of growth & engagement for Amazon’s large item business. As BlackBerry VP of field marketing, she led the global marketing and sales enablement teams to drive recognition of the company's technology. At Cisco, Sara led the security customer experience practice, contributing to customer adoption acceleration. She also steered the marketing strategy of a billion-dollar service rebrand. As executive briefing center director for cybersecurity at The Boeing Company, Sara’s expertise in creating a positive customer experience secured critical contracts.

Sara holds a Master of International Business from Seattle University and a Bachelor of Science from Clarkson University.