John S. Warren
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John S. Warren Email & Phone Number

Husband, father, infantry Marine, best selling author of Lead Like a Marine at GEM Mining
Location: Greenville, South Carolina, United States 5 work roles 2 schools
2 work emails found @limaonecapital.com LinkedIn matched
✓ Verified Jun 2026 4 data sources Profile completeness 100%

Contact Signals · 2 work emails

Work email j****@limaonecapital.com
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Current company
Role
Husband, father, infantry Marine, best selling author of Lead Like a Marine
Location
Greenville, South Carolina, United States

Who is John S. Warren? Overview

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Quick answer

John S. Warren is listed as Husband, father, infantry Marine, best selling author of Lead Like a Marine at GEM Mining, based in Greenville, South Carolina, United States. AeroLeads shows a work email signal at limaonecapital.com and a matched LinkedIn profile for John S. Warren.

John S. Warren previously worked as CEO at Gem Mining and Chairman and Founder at Lima One Capital, Llc. John S. Warren holds Master Of Business Administration (Mba), Banking, Corporate Finance from Nyu Stern School Of Business.

Company email context

Email format at GEM Mining

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*@limaonecapital.com
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AeroLeads found 2 current-domain work email signals for John S. Warren. Compare company email patterns before reaching out.

Profile bio

About John S. Warren

John Warren is a successful entrepreneur, Marine, and political activist. He is CEO of GEM Mining, a privately held, institutional-grade Bitcoin (BTC) mining company. John is the former founder and CEO of Lima One Capital, a specialty mortgage finance company that has grown into one of the largest lenders for residential real estate investors and homebuilders in the country. Lima One has been recognized as the Fastest Growing Company in South Carolina, one of the Best Places to Work in SC, and the Most Ethical Company in SC. John sold Lima One Capital in August of 2019. Prior to founding Lima One Capital, John served four years on active duty as an infantry officer in the United States Marine Corps. In March of 2006, he deployed with 3rd Battalion, 8th Marines to Ramadi, Iraq where he spent seven months conducting combat operations against insurgent forces. While deployed, he was decorated for “valor” and “heroic achievement” as he “led a counter-attack against insurgents attacking Observation Post Virginia.” In total, he led over 300 combat missions and left the Marine Corps with the Rank of Captain. He speaks regularly on U.S. foreign policy, leadership, and entrepreneurship. In 2018, John ran for governor of South Carolina reaching the run-off in the Republican primary. John ran a positive, solutions-oriented campaign that focused on limited government, reforming broken government systems, and empowering taxpayers. He currently is honorary Chairman of South Carolina’s Conservative Future. He lives in Greenville with his wife Courtney and three children. John earned a B.A. from Washington and Lee University and an M.B.A. from New York University’s Stern School of Business. He is former chairman of the SC’s Young President’s Organization (YPO) and is a member of Downtown Presbyterian Church. He is co-author of the recently released, national best-selling book, Lead Like a Marine.

Listed skills include Investment Properties, Management, Entrepreneurship, Government, and 24 others.

Current workplace

John S. Warren's current company

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GEM Mining
Gem Mining
Husband, father, infantry Marine, best selling author of Lead Like a Marine
AeroLeads page
5 roles · 17 years

John S. Warren work experience

A career timeline built from the work history available for this profile.

Ceo

Current

Greenville, SC, US

GEM Mining is a privately held, institutional-grade Bitcoin (BTC) mining company. The company owns 32,000 miners and is 92% carbon neutral. GEM was founded by five partners, all of whom are members of Young Presidents’ Organization (YPO).

Jan 2021 - Present

Ceo And Founder

Greenville, SC, US

Lima One Capital, LLC is the nation's premier lender for residential real estate investors. The company makes it easy for an investor to finance FixNFlip projects, rental homes, and multifamily projects. The company has over 10 offices and lends across the country.Lima One Capital's mission is to become the nation’s largest and most respected lender.

2009 - 2018 ~9 yrs

Marine Transition Officer

Quantico, Virginia, US

Marine For Life is a Marine Corps organization that provides nationwide assistance to Marines returning to civilian life having served honorably in the Corps. Marine For Life assists current and former Marines in finding employment, pursuing educational opportunities, and realizing life goals.

Mar 2010 - Jul 2011

Infantry Officer

Washington, DC, US

Infantry Officer in 3d BN, 8th Marines.Rifle Platoon Commander, Lima Company September 2005-November 2006. In charge of 40 Infantry Marines. Deployed to Ramadi, Iraq. Led over 300 combat missions. Decorated for valor in combat. 81mm Mortar Platoon Commander, Weapons Company November 2006-April 2008. In charge of 72 Infantry Marines, 10 Humvees, 8 Weapons.

Oct 2004 - Apr 2008
2 education records

John S. Warren education

Master Of Business Administration (Mba), Banking, Corporate Finance

Nyu Stern School Of Business

Bachelor Of Arts (B.A.)

Washington And Lee University
FAQ

Frequently asked questions about John S. Warren

Quick answers generated from the profile data available on this page.

What company does John S. Warren work for?

John S. Warren works for GEM Mining.

What is John S. Warren's role at GEM Mining?

John S. Warren is listed as Husband, father, infantry Marine, best selling author of Lead Like a Marine at GEM Mining.

What is John S. Warren's email address?

AeroLeads has found 2 work email signals at @limaonecapital.com for John S. Warren at GEM Mining.

Where is John S. Warren based?

John S. Warren is based in Greenville, South Carolina, United States while working with GEM Mining.

What companies has John S. Warren worked for?

John S. Warren has worked for Gem Mining, Lima One Capital, Llc, Marine For Life Program, Usmc Reserve, and United States Marine Corps.

How can I contact John S. Warren?

You can use AeroLeads to view verified contact signals for John S. Warren at GEM Mining, including work email, phone, and LinkedIn data when available.

What schools did John S. Warren attend?

John S. Warren holds Master Of Business Administration (Mba), Banking, Corporate Finance from Nyu Stern School Of Business.

What skills is John S. Warren known for?

John S. Warren is listed with skills including Investment Properties, Management, Entrepreneurship, Government, Leadership, Real Estate, Strategic Planning, and Organizational Leadership.

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