"We define our success by the depth and breadth of the connections we share with our clients. Trust, integrity, communication, commitment and quality are the keys to a long and mutually beneficial relationship."

Seth is an expert on building elite management teams at growth companies. His perspectives on leadership, talent, executive assessment and succession have appeared in The Wall Street Journal, Businessweek, Financial Times, CNN Money, and other leading publications.

He has completed over 350 senior assignments for C-level and top-functional officers. His industry expertise includes software (SaaS), cloud enabled technologies (PaaS, IaaS), business process outsourcing, data analytics technologies, and mobility tools and platforms.

Seth’s clients range from prominent multinational corporations to portfolio companies of leading venture capital and private equity firms.

Prior to ON Partners, Seth was a Managing Partner with Cook Associates and a founding member of Christian & Timbers (now CTPartners). Seth’s career began at IBM Corporation where he served in sales management and marketing roles. During his 10 year career, he was recognized for his sales achievements by receiving numerous national awards, including IBM’s Leadership Award.

Seth earned his MBA from Boston University and a BS in Management from Keene State College. He currently serves on the board of advisors for On | Corps, a provider of real-time performance diagnostics solutions. Outside of work Seth enjoys spending time with his wife, Kathy, and their two daughters in Lynnfield, MA. He is an avid New England skier and enjoys working on his golf game, collecting guitars, and staying physically fit.

Recent News

Successful Placement: StarDog - Global Head of Sales and Alliances

Stardog Appoints Data Management Veteran Bob More As Global Head of Sales and Alliances.

The Enterprisers Project: Soft Skills - 10 Ways To Hire For Them

A community of CIOs discussing the future of business and IT explores ten techniques to evaluate soft skills during an interview. Excerpt from an article by Stephanie Overby featuring Seth Harris,[…]

Successful Placement: NetBrain Technologies - Chief Revenue Officer

NetBrain Technologies Adds Chief Revenue Officer Steven Bachert to Executive Leadership Team

Successful Placement: Stratus CTO

Stratus Announces New Executive Appointments to Advance Company’s Commitment to Industrial Edge Computing MAYNARD, Mass., — March 5, 2019 — Stratus Technologies, a global leader in continuous[…]

Successful Placement: Stack Infrastructure - CFO

STACK INFRASTRUCTURE Expands Leadership Team with the Appointment of Heather Paduck as Chief Financial Officer DENVER--(BUSINESS WIRE)--STACK INFRASTRUCTURE (“STACK” or the “Company”), the data[…]

Spotlight ON: James Whitehurst, CEO - Red Hat

ON Partners Client Spotlight Series offers timely insights and strategies from leading global executives. In this spotlight: James Whitehurst, President and CEO of Red Hat Inc. shares 3 ways an open[…]

Successful Placement: Infomart

Infomart Data Centers Appoints Brian Cox as Chief Executive Officer SAN JOSE, CA – October 15, 2018 – Infomart Data Centers, a leading provider of wholesale data center solutions focused on the[…]

Successful Placement: Stratus CRO

Stratus Welcomes Jason Dietrich as Chief Revenue Officer MAYNARD, Mass., Aug. 01, 2018 (GLOBE NEWSWIRE) -- Stratus Technologies, a global leader in continuous availability solutions for industrial[…]

Fierce CEO: MBAs add skills for CEOs, but value is debated

Excerpt from CEOs usually come highly groomed for their jobs, whether by ascending the ranks or through on-the-job experience. But one factor can be said to separate one CEO from[…]

Successful Placement: CSDC

CSDC Names John Hanby Senior Vice President of Sales Austin, Texas, February 19, 2018 - Leading government technology software company CSDC has named John Hanby as the company’s senior vice president[…]