David Callender
Chief Executive Officer at Memorial Hermann Health System
Network origin in David Callender first degree
| Entity | Entity type | Industry | |
|---|---|---|---|
Memorial Hermann Health System
 Memorial Hermann Health System Hospital/Nursing ManagementHealth Services Memorial Hermann Health System operates as a non-profit organization that provides healthcare services. It specializes in back pain and spine care, cancer, children's health, digestive health, emergency services, heart and vascular care, neurosurgery, neurology, stroke, orthopedics, sports medicine, rehabilitation and physical therapy, sleep medicine, transplant center, weight loss, and women?s health and maternity. Its services include alcohol and drug rehabilitation, diabetes education, home care, hospice, and medical equipment. The organization was founded 1907 and is headquartered in Houston, TX.
29
| Non-Profit Organization | Hospital/Nursing Management | 29 |
BioHouston, Inc.
 BioHouston, Inc. Miscellaneous Commercial ServicesCommercial Services BioHouston, Inc. engages in life science and biotechnology commercialization. The firm's mission is to create an environment that will stimulate technology transfer and research commercialization, thereby generating economic wealth for the Houston region and making it a global competitor in life science commercialization. The company is headquartered in Houston, TX.
19
| Non-Profit Organization | Miscellaneous Commercial Services | 19 |
M.D. Anderson Services Corp.
 M.D. Anderson Services Corp. Miscellaneous Commercial ServicesCommercial Services M.D. Anderson Services Corp. facilitates and invests in early-stage start-up companies based on institutionally-invented technologies. The company was founded in 1989 and is headquartered in Houston, TX.
8
| Subsidiary | Miscellaneous Commercial Services | 8 |
Chart of Companies connected to the second degree
Multi-company connection
Companies connected to David Callender via their personal network
| Company | Sector | Related people | Main position |
|---|---|---|---|
| PROCTER & GAMBLE COMPANY | Household/Personal Care | Corporate Officer/Principal | |
Encysive Pharmaceuticals, Inc.
 Encysive Pharmaceuticals, Inc. Pharmaceuticals: MajorHealth Technology Encysive Pharmaceuticals, Inc. discovers, develops and markets drugs for the treatment of cardiovascular, vascular and related inflammatory diseases. The firm focuses its research and development programs on the treatment and prevention of interrelated diseases of the vascular endothelium, inflammatory cascade and vascular diseases. The company was founded by James T. Willerson in 1989 and is headquartered in Houston, TX. | Pharmaceuticals: Major | Chief Executive Officer Founder Public Communications Contact | |
| PLAINS ALL AMERICAN PIPELINE, L.P. | Oil & Gas Pipelines | Founder Director/Board Member | |
| GI DYNAMICS, INC. | Medical Specialties | Chairman | |
| Federal Reserve Bank of Dallas | General Government | Chairman Corporate Officer/Principal | |
| PLAINS GP HOLDINGS, L.P. | Oil & Gas Pipelines | Director/Board Member Director/Board Member | |
PAA GP LLC
 PAA GP LLC Financial ConglomeratesFinance Part of Plains GP Holdings LP, PAA GP LLC provides investment services. The company is based in Houston, TX. Willie C. W. Chiang has been the CEO of the company since 2018. | Financial Conglomerates | Chief Executive Officer Director/Board Member | |
| VIEWRAY, INC. | Medical Specialties | Chairman | |
McKinsey & Co., Inc.
 McKinsey & Co., Inc. Miscellaneous Commercial ServicesCommercial Services McKinsey & Co., Inc. provides management consulting services. It specializes in design, marketing and sales, analytics, operations, transformation and restructuring, risk, strategy and corporate finance, and sustainability and resource productivity. The company was founded by James O. McKinsey in 1926 and is headquartered in New York, NY. | Miscellaneous Commercial Services | Corporate Officer/Principal Corporate Officer/Principal | |
| Rice University | College/University | Corporate Officer/Principal Undergraduate Degree Corporate Officer/Principal Graduate Degree Undergraduate Degree Undergraduate Degree | |
| York University | College/University | Masters Business Admin | |
| PROMIS NEUROSCIENCES, INC. | Biotechnology | Chief Executive Officer | |
| Texas A&M University | College/University | Doctorate Degree Doctorate Degree | |
| The University of Texas at Austin | College/University | Graduate Degree Undergraduate Degree Undergraduate Degree Corporate Officer/Principal Undergraduate Degree Director/Board Member | |
| The Johns Hopkins University | College/University | Doctorate Degree | |
| Princeton University | College/University | Undergraduate Degree Graduate Degree Graduate Degree | |
| Purdue University | College/University | Director/Board Member | |
University of Houston
 University of Houston Other Consumer ServicesConsumer Services University of Houston System offers higher education degrees and job training or vocational study programs. It offers about 280 undergraduate and graduate degree programs in fields such as business, education, humanities and law. It was founded in 1927 and is headquartered in Houston, TX. | College/University | Undergraduate Degree Graduate Degree Director/Board Member Masters Business Admin | |
| University of Mumbai | College/University | Doctorate Degree | |
| Baylor College of Medicine | College/University | Doctorate Degree Corporate Officer/Principal Undergraduate Degree Chief Executive Officer Doctorate Degree | |
Houston Zoo, Inc.
 Houston Zoo, Inc. Other Consumer ServicesConsumer Services Houston Zoo, Inc. engages in the operation and management of zoo. The firm operates as a conservation, education, and recreation organization dedicated to the reproduction, protection, and exhibition of animals in their habitats. It participates in programs that oversee the breeding of endangered animal species. The company was founded in 1922 and is headquartered in Houston, TX. | Other Consumer Services | Director/Board Member Director/Board Member Chairman | |
The University of Texas M.D. Anderson Cancer Center
 The University of Texas M.D. Anderson Cancer Center Other Consumer ServicesConsumer Services The University of Texas M.D. Anderson Cancer Center provides cancer patient care, research, and prevention for cancer. The firm also provides education for undergraduate and graduate students, trainees, professionals, employees and the publics. The company was founded in 1941 and is headquartered in Houston, TX. | Other Consumer Services | Corporate Officer/Principal Chief Executive Officer Director of Finance/CFO Corporate Officer/Principal | |
Bracewell & Giuliani LLP
 Bracewell & Giuliani LLP Miscellaneous Commercial ServicesCommercial Services Bracewell & Giuliani LLP operates as a law firm that provides guidance on business law, finance, litigation, government relations, and regulatory policy. It offers legal services in the field of government relations, strategic communications, tax, trial, labor and employment law, intellectual property, real estate, government contracting, and school and public law. The company was founded by J. S. Bracewell, Searcy Bracewell, Fentress Bracewell, and Bert H. Tunks on November 1, 1945 and is headquartered in Houston, TX. | Miscellaneous Commercial Services | Private Equity Investor Chairman | |
Greater Houston Partnership Inc
 Greater Houston Partnership Inc Investment Trusts/Mutual FundsMiscellaneous Greater Houston Partnership operates as a place for community-minded business leaders who want to be involved in Houston''s positive growth and influence the direction. The company was founded in 1840 and is headquartered in Houston, TX. | Investment Trusts/Mutual Funds | Director/Board Member Director/Board Member Director/Board Member Director/Board Member Director/Board Member Director/Board Member Director/Board Member | |
Texas Heart Institute
 Texas Heart Institute Hospital/Nursing ManagementHealth Services Texas Heart Institute provides an avenue for exchange of ideas relating to the clinical and research activities. It provide an avenue for exchange of ideas relating to the clinical and research activities among the present and former Cardiology fellows, trainees, and teaching staff of the Texas Heart Institute. The company was founded by Denton A. Cooley in 1989 and is headquartered in Houston, TX. | Hospital/Nursing Management | Director/Board Member President | |
Independent Petroleum Association of America
 Independent Petroleum Association of America Industrial SpecialtiesProcess Industries The Independent Petroleum Association of America manufactures oil and natural gas. The non-profit company is based in Washington. Barry Russell has been the CEO of the American company since 1980. | Industrial Specialties | Director/Board Member Corporate Officer/Principal | |
American Academy of Arts & Sciences
 American Academy of Arts & Sciences Miscellaneous Commercial ServicesCommercial Services The American Academy of Arts & Sciences is an organization that honors excellence and brings together leaders. The non-profit company is based in Cambridge, MA. | Miscellaneous Commercial Services | Corporate Officer/Principal Corporate Officer/Principal | |
National Academy of Medicine (United States)
 National Academy of Medicine (United States) Miscellaneous Commercial ServicesCommercial Services The National Academy of Medicine (United States) is based in Washington and is focused on improving the health and well-being of individuals through various initiatives. These initiatives include the clinician well-being collaborative, which aims to accelerate the implementation of a national plan for health workforce well-being, and the development of a code of conduct for the use of artificial intelligence in health care. The organization also provides resources to support meaningful community engagement in health and health care programs and policies. Recently, the National Academy of Medicine announced the appointment of Mandy Cohen, a member of the organization, as the director of the Centers for Disease Control and Prevention. Additionally, the organization has released a publication celebrating 50 years of progress in biomedical science, health, and health care. | Miscellaneous Commercial Services | Corporate Officer/Principal President | |
The Texas Medical Center
 The Texas Medical Center Medical/Nursing ServicesHealth Services The Texas Medical Center provides healthcare services. The company was founded in 1900 and is headquartered in Huston, TX. | Medical/Nursing Services | Director/Board Member Director/Board Member | |
Epilepsy Foundation
 Epilepsy Foundation Miscellaneous Commercial ServicesCommercial Services Epilepsy Foundation provides welfare services. It offers therapies to stop seizures, wellness institute and legal issue services. The company was founded in 1967 and is headquartered in Landover, MD. | Miscellaneous Commercial Services | Director/Board Member | |
Technology & Entrepreneurship Center of Houston
 Technology & Entrepreneurship Center of Houston Investment ManagersFinance Technology & Entrepreneurship Center of Houston operates as a non-profit organization created to accelerate the growth of Houston’s innovation ecosystem. It aligns ecosystem support around strategic initiatives that are connecting, attracting, and promoting startups, investors, corporations, government, and universities. The company was founded in October 2017 and is headquartered in Houston, TX. | Investment Managers | Director/Board Member Director/Board Member Director/Board Member Director/Board Member Director/Board Member Director/Board Member Director/Board Member Director/Board Member Director/Board Member | |
Texas Healthcare & Bioscience Institute
 Texas Healthcare & Bioscience Institute Miscellaneous Commercial ServicesCommercial Services Texas Healthcare & Bioscience Institute is a membership association that serves as a public policy voice for the healthcare and bioscience industry. The non-profit company is based in Austin, TX. | Miscellaneous Commercial Services | Director/Board Member Director/Board Member | |
The Council on Alcohol & Drugs Houston
 The Council on Alcohol & Drugs Houston Hospital/Nursing ManagementHealth Services The Council on Alcohol & Drugs Houston provides drug and alcohol addiction treatment services. The private company is based in Houston, TX and has subsidiaries in United States. | Hospital/Nursing Management | Corporate Officer/Principal Chairman | |
Plains All American GP LLC
 Plains All American GP LLC Oil & Gas PipelinesIndustrial Services Plains All American GP LLC transports, markets, and stores crude oil, refined products and liquefied petroleum gas, and other natural gas related petroleum products. It also develops and operates natural gas storage facilities. The company was founded on June 28, 2001 and is headquartered in Houston, TX. | Oil & Gas Pipelines | Director/Board Member Director/Board Member | |
| Harvard Medical School | College/University | Doctorate Degree Corporate Officer/Principal | |
| GENEXINE, INC. | Biotechnology | Director/Board Member | |
Topera, Inc.
 Topera, Inc. Electronic Equipment/InstrumentsElectronic Technology Topera, Inc. develops electrophysiological mapping systems. The company was founded by Sanjiv M. Narayan and Ruchir Sehra on October 11, 2011 and is headquartered in Abbott Park, IL. | Electronic Equipment/Instruments | Director/Board Member | |
PAA GP Holdings LLC
 PAA GP Holdings LLC Oil & Gas PipelinesIndustrial Services PAA GP Holdings LLC engages in the provision of transportation, storage, and marketing of crude oil and refined products. The company is headquartered in Houston, TX. | Oil & Gas Pipelines | Director/Board Member Director/Board Member | |
| Harvard College | College/University | Undergraduate Degree Undergraduate Degree Undergraduate Degree | |
| LIVANOVA PLC | Medical Specialties | Chairman | |
Tvardi Therapeutics, Inc.
 Tvardi Therapeutics, Inc. Miscellaneous Commercial ServicesCommercial Services Tvardi Therapeutics, Inc. develops and commercializes medicines for the treatment of diverse cancers, chronic inflammatory and fibrotic diseases. The company was founded by David J. Tweardy and Ronald A. DePinho in 2017 and is headquartered in Houston, TX. | Miscellaneous Commercial Services | Founder Chief Executive Officer | |
| Epilepsy Foundation of Texas Houston | President | ||
Inter Continental Logistics Ltd.
 Inter Continental Logistics Ltd. Air Freight/CouriersTransportation Inter Continental Logistics Ltd. is a world-class logistics company based in Solihull, UK. The British company offers sea, air, road, and rail solutions covering both imports and exports worldwide and crosstrades. The private company's expertise provides clients with a seamless transportation chain from factory to consumer, covering all crucial nodes of the supply chain. The company also provides warehousing, inventory reports, clearance, consultation, and more. The company specializes in providing comprehensive services for the movement of high-value niche market products. | Air Freight/Couriers | President | |
| Ridgeline Therapeutics | Chairman | ||
| Smiling Kids, Inc. | Director/Board Member |
Statistics
International
| United States | 43 |
| Canada | 3 |
| United Kingdom | 3 |
| India | 2 |
| South Korea | 2 |
Sectoral
| Consumer Services | 15 |
| Health Technology | 9 |
| Commercial Services | 8 |
| Industrial Services | 5 |
| Health Services | 5 |
Operational
| Director/Board Member | 278 |
| Corporate Officer/Principal | 93 |
| President | 64 |
| Chairman | 58 |
| Chief Executive Officer | 49 |
Most connected contacts
| Insiders | |
|---|---|
| Gary Petersen | 31 |
| Greg Armstrong | 27 |
| Bill Easter | 26 |
| John Graf | 24 |
| Dan M. Watkins | 23 |
| Daniel Moore | 22 |
| Jarvis Hollingsworth | 21 |
| Peter Huntsman | 20 |
| Stacy Methvin | 20 |
| Ronald DePinho | 20 |
| David McWilliams | 19 |
| Richard Walsh | 18 |
| Rishi A. Varma | 17 |
| Atul Varadhachary | 16 |
| Mauro Ferrari | 15 |
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