Greg Walker

Greg Walker

Director/Board Member at Armstrong Energy Holdings, Inc.

67 year
Energy Minerals
Consumer Services
Non-Energy Minerals

Network origin in Greg Walker first degree

EntityEntity typeIndustry
University of Pennsylvania
373
College/University Other Consumer Services 373
University of Florida
172
College/University Other Consumer Services 172
22
Subsidiary Other Metals/Minerals 22
17
Extinct Coal 17
Subsidiary Coal 15
10
Subsidiary Coal 10
9
Private Company Coal 9
RAG American Coal Holdings, Inc.
8
Extinct Coal 8
7
Subsidiary Coal 7
5
Subsidiary Oil & Gas Production 5
5
Subsidiary Coal 5
FutureGen Industrial Alliance, Inc.
2
Non-Profit Organization 2

Chart of Companies connected to the second degree

Multi-company connection

Companies connected to Greg Walker via their personal network

CompanySectorRelated peopleMain position
HALLADOR ENERGY COMPANY Coal

Bryan Lawrence

Charles Wesley

Director/Board Member

Director/Board Member

CARBON ENERGY CORPORATION Integrated Oil

Bryan Lawrence

Daniel L. Nir

Director/Board Member

President

PEABODY ENERGY CORPORATION Coal

Jamie Frankcombe

J. Gist

Corporate Officer/Principal

Corporate Officer/Principal

Investment Managers

James C. Crain

Bryan Lawrence

W. Keenan

Bryan Ross Lawrence

Joseph M. Stopper

Private Equity Investor

Founder

Founder

Private Equity Investor

Private Equity Investor

ENLINK MIDSTREAM PARTNERS LP Oil & Gas Pipelines

James C. Crain

Bryan Lawrence

Director/Board Member

Director/Board Member

Miscellaneous

Vaughn R. Groves

E. Linn Draper

General Counsel

Director/Board Member

GEOMET INC Oil & Gas Production

James C. Crain

J. Hord Armstrong

W. Keenan

Director/Board Member

Director/Board Member

Director/Board Member

Investment Managers

Howard Gellis

Doug Roberts

Corporate Officer/Principal

Corporate Officer/Principal

Investment Banks/Brokers

Anson M. Beard

Mukesh Dayalji Patel

Corporate Officer/Principal

Corporate Officer/Principal

Miscellaneous Commercial Services

Dan I. DeWolf

Judith Slovin

Corporate Officer/Principal

Corporate Officer/Principal

The Trustees of Columbia University in The City of New York College/University

Bryan Lawrence

Brian Lee Miller

Joel C. Barrish

Masters Business Admin

Masters Business Admin

Doctorate Degree

College/University

Sam W. Levitt

W. Keenan

Howard Gellis

Richard J. Busis

Bryan Ross Lawrence

Undergraduate Degree

Undergraduate Degree

Masters Business Admin

Graduate Degree

Masters Business Admin

Miscellaneous Commercial Services

Jeffrey S. Marcus

Corporate Officer/Principal

College/University

Richard F. Ford

Louis Susman

Jeffrey Winnick

Director/Board Member

Graduate Degree

Undergraduate Degree

Financial Conglomerates

Barry Kaplan

David A. Vise

Analyst-Equity

Corporate Officer/Principal

Boston University College/University

James A. Olsen

Jim W. Rappaport

Masters Business Admin

Graduate Degree

Insurance Brokers/Services

Merrie Frankel

David Keisman

Analyst-Fixed Income

Analyst-Fixed Income

Coal

Vaughn R. Groves

Randy L. McMillion

Philip J. Cavatoni

General Counsel

Corporate Officer/Principal

Director of Finance/CFO

Coal

James A. Olsen

Michael R. Peelish

Frank J. Wood

Corporate Officer/Principal

Corporate Officer/Principal

Comptroller/Controller/Auditor

Coal

Vaughn R. Groves

Randy L. McMillion

General Counsel

Corporate Officer/Principal

Rutgers State University of New Jersey College/University

Barry Frankel

Peter J. Ulrich

Undergraduate Degree

Graduate Degree

The University of Texas at Austin College/University

James C. Crain

E. Linn Draper

Graduate Degree

Corporate Officer/Principal

The Wharton School of the University of Pennsylvania College/University

Patrick T. Harker

George Murnane

Ken Leech

Ken Holley

Craig G. Zolot

Andrew M. Ziolkowski

Edwin R Kraft

Corporate Officer/Principal

Masters Business Admin

Masters Business Admin

Masters Business Admin

Masters Business Admin

Masters Business Admin

Undergraduate Degree

Investment Managers

James C. Crain

Bryan Lawrence

W. Keenan

Bryan Ross Lawrence

Director/Board Member

Director/Board Member

Director/Board Member

Director/Board Member

Yale University College/University

Gretchen L. Temeles

Bryan Ross Lawrence

Matt Gelfand

Joseph M. Stopper

Doctorate Degree

Undergraduate Degree

Undergraduate Degree

Undergraduate Degree

RAMACO RESOURCES, INC. Coal

Bryan Lawrence

W. Keenan

Charles Wesley

Director/Board Member

Director/Board Member

Corporate Officer/Principal

Oil & Gas Production

James C. Crain

Bryan Lawrence

W. Keenan

Director/Board Member

Director/Board Member

Director/Board Member

The Pennsylvania State University College/University

James J. Bryja

James F. Roberts

Jeffrey Waldron

Undergraduate Degree

Undergraduate Degree

Graduate Degree

West Virginia University College/University

James J. Bryja

Michael R. Peelish

Allen Scott Pack

Masters Business Admin

Graduate Degree

Undergraduate Degree

Kellogg School of Management College/University

Davis Stowell

Sean Major

John R. Barr

Corporate Officer/Principal

Masters Business Admin

Masters Business Admin

New York University College/University

Jeffrey M. Moses

Peter J. Ulrich

David Douglas Langfitt

Graduate Degree

Graduate Degree

Graduate Degree

St. Louis College of Pharmacy College/University

J. Hord Armstrong

Martin D. Wilson

Director/Board Member

Director/Board Member

Miscellaneous Commercial Services

James J. Bryja

Kurt D. Kost

Corporate Officer/Principal

Corporate Officer/Principal

APPROACH RESOURCES, INC. Oil & Gas Production

James C. Crain

Bryan Lawrence

Chairman

Chairman

Miscellaneous Commercial Services

Philip L. Malet

Andrew Soussloff

Corporate Officer/Principal

Corporate Officer/Principal

Oil & Gas Production

James C. Crain

Bryan Lawrence

Director/Board Member

Director/Board Member

University of Michigan College/University

Elizabeth T. Wilkinson

Louis Susman

Undergraduate Degree

Undergraduate Degree

Investment Managers

Gretchen L. Temeles

Consultant / Advisor

Statistics

International

United States 47
Israel 2
France 2
United Kingdom 2

Sectoral

Energy Minerals 18
Consumer Services 15
Finance 12
Commercial Services 5
Distribution Services 2

Operational

Director/Board Member 305
Corporate Officer/Principal 207
Undergraduate Degree 97
Independent Dir/Board Member 58
President 49
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