Phil Yennaco in

Phil Yennaco

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Chief of Staff, Office of the CEO at Showpad
📍 Greater Boston, United States

Phil Yennaco is the Chief of Staff at Showpad, with extensive experience in business transformation and corporate operations from his 11+ years at Mimecast. He specializes in connecting strategy to execution using Lean Six Sigma and PMO governance. Colleagues describe him as strategic, instrumental, and a versatile team-player.

Outside of his core roles, Phil is actively upskilling in artificial intelligence, having recently completed multiple AI masterclass certifications. He has shown deep loyalty and career evolution within a single company and maintains an interest in his alma mater, the University of Massachusetts Lowell.

He was featured in a Smartsheet case study for driving strategic enterprise initiatives at Mimecast.

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Experience
16 Years
Current Role
Chief of Staff, Office of the CEO
Job Level
Leadership
Location
Greater Boston, United States
Personality Overview

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Communication Style
Decision Approach
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Priorities

Topics Phil cares about

Strategic Execution
His entire career focuses on aligning high-level company strategy with cross-functional execution, transformation, and delivering key corporate initiatives.
Operational Efficiency
He leverages Lean Six Sigma and PMO principles to optimize business processes, drive scalability, and foster sustainable growth.
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Career

Work history

3-2026
Chief of Staff, Office of the CEO
Showpad
6-2025 - 3-2026
Senior Director, Finance Operations
Mimecast
4-2022 - 10-2025
Senior Director, Business Transformation & Corporate Operations
Mimecast
4-2020 - 4-2022
Director, Enterprise Project Management Office
Mimecast
4-2017 - 3-2020
Senior Project Manager, Global Go-To-Market
Mimecast
In the press

Media appearances

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Education
2005 - 2009
Bachelors Degree
University of Massachusetts Lowell
Social presence
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Behavioral profile

DISC profile (public)

DISC behavioral profile

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