Tom Linebarger: Email & Phone Number

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Chairman and Chief Executive Officer at Mainspring Energy|Santa Barbara, California, United States

Position:

Chairman and Chief Executive Officer at Mainspring Energy

Location:

Santa Barbara, California, United States

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Last updated: 2026-08-04

Updated: 2026-08-04

Found email addresses for Tom Linebarger:

Business emails:

t************r@harley-davidson.com,

t*********r@generalcatalyst.com,

t*********r@republicservices.com

Personal emails:

j*******4@gmail.com

Found phone for Tom Linebarger:

+1-***-***-8359

A different Tom Linebarger?

Work Experience 40 years

Chairman and Chief Executive Officer at Mainspring Energy

Jun 2026 - Current

Director at Republic Services

Feb 2024 - Current

Senior Advisor at General Catalyst

Jan 2025 - May 2026

Lead Director, Board of Directors at Harley-Davidson Motor Company

Jan 2008 - Sep 2025

Chairman and CEO at Cummins Inc.

Jan 2012 - Jul 2023

President and Chief Operating Officer at Cummins Inc.

Jan 2008 - Jan 2012

Executive Vice President and President, Power Generation at Cummins Inc.

Jan 2003 - Jan 2008

Vice President - Chief Financial Officer at Cummins Inc.

Jan 2000 - Jan 2003

Vice President - Supply Chain Management at Cummins Inc.

Jan 1998 - Jan 2000

Managing Director - Holset Engineering Company at Cummins Inc.

Jan 1997 - Jan 1998

Senior Manager - Engineering Operations and Technical Center Lead, Holset Engineering Company at Cummins Inc.

Jan 1996 - Jan 1997

Engine Company Assistant to Group VP for Worldwide Operations, Prog. Mgmt. Systems at Cummins Inc.

Jan 1994 - Jan 1996

Chair at Hydrogen Council

Jun 2023 - Jun 2023

Member at Hydrogen Council

Jun 2018 - Jun 2023

Chair at CEOs of Indiana Corporate Partnership

Jan 2021 - Jan 2023

Member at CEOs of Indiana Corporate Partnership

Jan 2009 - Jan 2023

Member at US-China Business Council

Jan 2016 - Dec 2022

Chair at US-China Business Council

Jan 2020 - Jan 2022

Member at Business Roundtable

Jan 2012 - Jul 2022

Director at Pactiv Evergreen Inc.

Jan 2005 - Jan 2010

Intern - Assistant to Plant Manager, Columbus Midrange Engine Plant at Cummins Inc.

Jan 1992 - Dec 1992

Investment Manager at Prudential Investment Corporation

Jan 1988 - Jan 1991

Investment Analyst at Prudential Investment Corporation

Jan 1986 - Jan 1988

Tom Linebarger started working in 1986, then the employee has changed 10 companies and 16 jobs. On average, Tom Linebarger works for one company for 4 years 5 months.

Tom holds Chartered Financial Analyst (CFA) certifications.

Education

Master of Science - MS at Stanford University

Master of Business Administration - MBA at Stanford University Graduate School of Business

Bachelor of Science - BS at Stanford University

Bachelor of Arts - BA at Claremont McKenna College

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