David Tanner

David Tanner

Director/Board Member at WHITE MOUNTAINS INSURANCE GROUP, LTD.

Net worth: 3 M $ as of 2024-04-29

65 year
Finance
Commercial Services
Consumer Services

Network origin in David Tanner first degree

EntityEntity typeIndustry
643
Non-Profit Organization Investment Trusts/Mutual Funds 643
31
Extinct Regional Banks 31
Public Company Regional Banks 30
26
Private Company Investment Managers 26
26
Subsidiary Investment Managers 26
25
Subsidiary Investment Managers 25
Public Company Multi-Line Insurance 24
New York University School of Law
16
College/University Other Consumer Services 16
15
Private Company Miscellaneous Commercial Services 15
Central Synagogue
13
Non-Profit Organization 13
11
Subsidiary Miscellaneous Commercial Services 11
10
Subsidiary Food Distributors 10
9
Subsidiary Investment Managers 9
9
Private Company Financial Conglomerates 9
5
Subsidiary Miscellaneous Commercial Services 5
4
Non-Profit Organization Hospital/Nursing Management 4
4
Private Company Food: Specialty/Candy 4
2
Subsidiary Restaurants 2
2
Subsidiary Agricultural Commodities/Milling 2
1
Private Company Investment Managers 1

Chart of Companies connected to the second degree

Multi-company connection

Companies connected to David Tanner via their personal network

CompanySectorRelated peopleMain position
Harvard Business School College/University

Emil Henry

Michael Montelongo

Kenneth Siegel

Robert Rudolf Glauber

James Robinson

Nicholas J. Nicholas

Morgan Davis

Glenn Youngkin

Øivind Lorentzen

Ali Yildirim Koç

Susan McCaw

Matthew Botein

Chris Allen

Masters Business Admin

Masters Business Admin

Masters Business Admin

Corporate Officer/Principal

Masters Business Admin

Masters Business Admin

Masters Business Admin

Masters Business Admin

Masters Business Admin

Masters Business Admin

Masters Business Admin

Masters Business Admin

Masters Business Admin

Miscellaneous Commercial Services

John Thornton

Michael Peter Schulhof

Judith Rodin

James Robinson

Steven Rattner

David Rubenstein

Jeffrey Goldstein

Director/Board Member

Corporate Officer/Principal

Director/Board Member

Corporate Officer/Principal

Director/Board Member

Director/Board Member

Corporate Officer/Principal

College/University

Mortimer Zuckerman

Peter Solomon

Russell Goldsmith

Robert Rubin

Alan Rappaport

Caroline Devine

Ali Yildirim Koç

Graduate Degree

Masters Business Admin

Undergraduate Degree

Undergraduate Degree

Undergraduate Degree

Graduate Degree

Corporate Officer/Principal

Princeton University College/University

Virginia Kamsky

Nicholas J. Nicholas

Jeffrey Goldstein

Friedman Alex

Amy Alving

Benjamin Fishman

Undergraduate Degree

Undergraduate Degree

Corporate Officer/Principal

Undergraduate Degree

Director/Board Member

Undergraduate Degree

Harvard College College/University

John Thornton

Robert Rudolf Glauber

Øivind Lorentzen

Matthew Botein

Jennifer Moyer

Undergraduate Degree

Undergraduate Degree

Undergraduate Degree

Undergraduate Degree

Undergraduate Degree

Miscellaneous Commercial Services

Mortimer Zuckerman

Charles Phillips

Alan Rappaport

Steven Rattner

Suzanne Shank

Director/Board Member

Director/Board Member

Director/Board Member

Director/Board Member

Director/Board Member

New York University College/University

Mortimer Zuckerman

Anthony Welters

Anne Tatlock

Frederic Poses

Boris Jordan

Director/Board Member

Director/Board Member

Graduate Degree

Undergraduate Degree

Director/Board Member

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

Judith Rodin

Donna Shalala

Peter M. Cleveland

Sarah Tomolonius

Adam J. Shapiro

Doctorate Degree

Chairman

Undergraduate Degree

Graduate Degree

Masters Business Admin

Yale University College/University

Emil Henry

Judith Rodin

Robert Rubin

Jeffrey Goldstein

Adam J. Shapiro

Undergraduate Degree

Corporate Officer/Principal

Graduate Degree

Doctorate Degree

Undergraduate Degree

Stanford University College/University

Carla A. Hills

Alan Rappaport

Susan McCaw

Amy Alving

Undergraduate Degree

Masters Business Admin

Director/Board Member

Undergraduate Degree

The Wharton School of the University of Pennsylvania College/University

Mortimer Zuckerman

Todd Fisher

Patrick Hackett

Suzanne Shank

Masters Business Admin

Masters Business Admin

Undergraduate Degree

Director/Board Member

Movies/Entertainment

Anthony Welters

Paul G. Stern

David Rubenstein

Marc Lasry

Director/Board Member

Treasurer

Chairman

Director/Board Member

MORGAN STANLEY Investment Managers

Charles Phillips

Andrew Gundlach

Steven Rattner

Shelley Leibowitz

Director/Board Member

Corporate Officer/Principal

Corporate Officer/Principal

Director/Board Member

Packaged Software

Michael Peter Schulhof

Anthony Welters

Edgar Bronfman

Alan Rappaport

Director/Board Member

Director/Board Member

Director/Board Member

Director/Board Member

Hospital/Nursing Management

Mortimer Zuckerman

Peter Solomon

James Robinson

David Rubenstein

Director/Board Member

Director/Board Member

Director/Board Member

Director/Board Member

CITIGROUP INC. Major Banks

Judith Rodin

Stephen R. Volk

Robert Rubin

Lisa Maria Caputo

Director/Board Member

Director/Board Member

Director/Board Member

Public Communications Contact

Georgia Institute of Technology College/University

James Robinson

Chris Allen

Suzanne Shank

Undergraduate Degree

Undergraduate Degree

Undergraduate Degree

The Library of Congress (District of Columbia) General Government

Anthony Welters

Paul G. Stern

David Rubenstein

Director/Board Member

Director/Board Member

Corporate Officer/Principal

Georgetown University College/University

Andrew Gundlach

John C. Orestis

Peter M. Cleveland

Graduate Degree

Undergraduate Degree

Graduate Degree

Miscellaneous Commercial Services

Mortimer Zuckerman

Caroline Atkinson

Robert Work

Corporate Officer/Principal

Director/Board Member

Corporate Officer/Principal

Miscellaneous Commercial Services

Virginia Kamsky

Charles Phillips

Caroline Atkinson

Corporate Officer/Principal

Director/Board Member

Corporate Officer/Principal

National Committee on United States-China Relations, Inc.

John Thornton

Carla A. Hills

Peter M. Cleveland

Director/Board Member

Corporate Officer/Principal

Director/Board Member

The Johns Hopkins University College/University

Mary Choksi

David Rubenstein

Robert Work

Graduate Degree

Director/Board Member

Graduate Degree

INTEL CORPORATION Semiconductors

John Thornton

Charlene Barshefsky

Peter M. Cleveland

Director/Board Member

Director/Board Member

Public Communications Contact

Columbia Business School College/University

Alan J. Patricof

Andrew Gundlach

Friedman Alex

Corporate Officer/Principal

Masters Business Admin

Masters Business Admin

Business Executives for National Security

Charles Phillips

Paul G. Stern

Frances Townsend

Director/Board Member

Director/Board Member

Director/Board Member

Miscellaneous Commercial Services

Russell Goldsmith

Austin M. Beutner

Susan McCaw

Director/Board Member

Director/Board Member

Director/Board Member

Harvard Law School College/University

Stephen R. Volk

Russell Goldsmith

Timothy Murphy

Graduate Degree

Graduate Degree

Graduate Degree

AMERICAN EXPRESS COMPANY Finance/Rental/Leasing

Charlene Barshefsky

Charles Phillips

James Robinson

Director/Board Member

Director/Board Member

Chairman

UNITEDHEALTH GROUP INC. Managed Health Care

Donna Shalala

Anthony Welters

Matthew W. Friedrich

Director/Board Member

Corporate Officer/Principal

General Counsel

Brown University College/University

Todd Fisher

Steven Rattner

Lisa Maria Caputo

Director/Board Member

Corporate Officer/Principal

Undergraduate Degree

University of Pennsylvania College/University

Judith Rodin

Paul G. Stern

Patrick Hackett

President

Director/Board Member

Undergraduate Degree

Miscellaneous Commercial Services

Charles Phillips

Frances Townsend

Philip Ozuah

Director/Board Member

Director/Board Member

Chairman

Financial Conglomerates

Anthony Welters

Glenn Youngkin

David Rubenstein

Director/Board Member

Chief Executive Officer

Founder

Miscellaneous Commercial Services

Michael Montelongo

Shelley Leibowitz

Margaret Dillon

Director/Board Member

Corporate Officer/Principal

Corporate Officer/Principal

Vassar College College/University

Anne Tatlock

Jeffrey Goldstein

Sarah Tomolonius

Undergraduate Degree

Director/Board Member

Undergraduate Degree

THE CARLYLE GROUP INC. Investment Managers

Anthony Welters

Glenn Youngkin

David Rubenstein

Director/Board Member

Chief Executive Officer

Founder

Miscellaneous Commercial Services

Anthony Welters

Peter M. Cleveland

Corporate Officer/Principal

Corporate Officer/Principal

Supranational

Mary Choksi

Jeffrey Goldstein

Corporate Officer/Principal

Director of Finance/CFO

American University College/University

John C. Orestis

Frances Townsend

Graduate Degree

Undergraduate Degree

Miscellaneous Commercial Services

Anthony Welters

David Rubenstein

Corporate Officer/Principal

Director/Board Member

Other Consumer Services

Anthony Welters

David Rubenstein

Corporate Officer/Principal

Director/Board Member

The Catholic University of America College/University

Charlene Barshefsky

Caroline Devine

Graduate Degree

Director/Board Member

College/University

Ray J. Groves

Alan J. Patricof

Undergraduate Degree

Undergraduate Degree

Investment Managers

Thomas McLarty

Frances Townsend

Corporate Officer/Principal

Private Equity Investor

College/University

Michael Peter Schulhof

Kenneth Siegel

Graduate Degree

Undergraduate Degree

College/University

Philip Ozuah

Robert Work

Graduate Degree

Graduate Degree

ALLIANCEBERNSTEIN HOLDING L.P. Investment Managers

Weston Hicks

Shelley Leibowitz

Director/Board Member

Director/Board Member

BOSTON SCIENTIFIC CORPORATION Medical Specialties

Ray J. Groves

Nicholas J. Nicholas

Director/Board Member

Director/Board Member

SONY GROUP CORPORATION Computer Processing Hardware

Michael Peter Schulhof

Ned C. Lautenbach

Chief Executive Officer

Director/Board Member

Statistics

International

United States 49
United Kingdom 2
Japan 2

Sectoral

Consumer Services 25
Commercial Services 10
Finance 8
Health Services 3
Government 3

Operational

Director/Board Member 1055
Corporate Officer/Principal 352
Independent Dir/Board Member 223
Chairman 194
Chief Executive Officer 93