Mark E. Portner
Corporate Officer/Principal at Shorenstein Properties LLC
Network origin in Mark E. Portner first degree
| Entity | Entity type | Industry | |
|---|---|---|---|
The Urban Land Institute
 The Urban Land Institute Miscellaneous Commercial ServicesCommercial Services The Urban Land Institute operates as a non-commercial research organization. It provides leadership in the responsible use of land and in creating and sustaining thriving communities worldwide. The company was founded on December 14, 1936 and is headquartered in Washington, DC.
936
| Non-Profit Organization | Miscellaneous Commercial Services | 936 |
Shorenstein Properties LLC
 Shorenstein Properties LLC Investment ManagersFinance Shorenstein Properties LLC provides real estate management services. Its services include asset management, leasing, property management, and construction services. The company was founded by Walter H. Shorenstein in 1924 and is headquartered in San Francisco, CA.
31
| Subsidiary | Investment Managers | 31 |
Chart of Companies connected to the second degree
Multi-company connection
Companies connected to Mark E. Portner via their personal network
| Company | Sector | Related people | Main position |
|---|---|---|---|
International Council of Shopping Centers, Inc.
 International Council of Shopping Centers, Inc. Real Estate Investment TrustsFinance International Council of Shopping Centers, Inc. serves the global retail real estate industry. Its programs include webinars, global awards program, exhibit, sponsorship and advertising, opportunities. The company was founded in 1957 and is headquartered in New York, NY. | Real Estate Investment Trusts | Corporate Officer/Principal Corporate Officer/Principal Director/Board Member Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Director/Board Member Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Director/Board Member Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Director/Board Member Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal | |
Pension Real Estate Association
 Pension Real Estate Association Miscellaneous Commercial ServicesCommercial Services Pension Real Estate Association (PREA) is a non-profit trade association based in Hartford, CT, for the institutional real estate investment industry. The company's members include public and corporate pension funds, endowments, foundations, insurance companies, and investment advisory firms. PREA provides its members with materials to keep up to date on trends and issues in real estate investment decisions, including sustainability and other ESG considerations. The company also offers access to the MSCI/PREA U.S. Property Fund Index, which allows for detailed analysis of the performance of open-end property funds and their underlying investments. | Miscellaneous Commercial Services | Corporate Officer/Principal Chairman Chairman Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Chairman Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Director/Board Member | |
The Real Estate Roundtable
 The Real Estate Roundtable Miscellaneous Commercial ServicesCommercial Services The Real Estate Roundtable operates real estate and trade associations. The non-profit company is based in Washington. The CEO of the American company is Jeffrey D. DeBoer. | Miscellaneous Commercial Services | Chairman Corporate Officer/Principal Corporate Officer/Principal Director/Board Member Corporate Officer/Principal Corporate Officer/Principal Director/Board Member Corporate Officer/Principal Director/Board Member Corporate Officer/Principal Corporate Officer/Principal | |
NAIOP, Inc.
 NAIOP, Inc. Miscellaneous Commercial ServicesCommercial Services NAIOP, Inc. operates as a commercial real estate development association for developers, owners, and investors of office, industrial, retail, and mixed-use real estate. It offers advocacy, educational programs, and business and networking opportunities. The company was founded in 1967 and is headquartered in Herndon, VA. | Miscellaneous Commercial Services | Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Director/Board Member Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal | |
National Association of Real Estate Investment Trusts, Inc.
 National Association of Real Estate Investment Trusts, Inc. Real Estate Investment TrustsFinance National Association of Real Estate Investment Trusts, Inc. is an American company that provides an array of industry data prepared by NAREIT staff and other outside sources. The non-profit company is based in Washington. The company specializes in REITs, or real estate investment trusts, which are companies that own or finance income-producing real estate across a range of property sectors. Most REITs trade on major stock exchanges, and they offer a number of benefits to investors. Steven A. Wechsler has been the CEO of the company since 1997. | Real Estate Investment Trusts | Corporate Officer/Principal Director/Board Member Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Chairman Director/Board Member Director/Board Member Corporate Officer/Principal Corporate Officer/Principal | |
National Multifamily Housing Council
 National Multifamily Housing Council Miscellaneous Commercial ServicesCommercial Services The National Multi Housing Council is a national association representing the interests of apartment firms in the United States. Its members are the principal officer of firms engaged in aspects of the apartment industry, including ownership, development, management, and financing. The organization also conducts apartment-related research, produces strategic on formation on business-related issues, and promotes the desirability of apartment living. The National Multi Housing Council was founded in 1978. Its headquarters are located in Washington, DC. | Miscellaneous Commercial Services | Chairman Corporate Officer/Principal Corporate Officer/Principal Chairman Corporate Officer/Principal Corporate Officer/Principal Director/Board Member Director/Board Member Corporate Officer/Principal | |
Harvard University
 Harvard University Other Consumer ServicesConsumer Services Harvard University engages in the provision of teaching and research. It has twelve degree-granting Schools in addition to the Radcliffe Institute for Advanced Study, offering a global education. The university was founded in 1636 and is headquartered in Cambridge, MA. | College/University | Masters Business Admin Masters Business Admin Graduate Degree Undergraduate Degree Undergraduate Degree Masters Business Admin Masters Business Admin Masters Business Admin | |
| University of California, Berkeley | College/University | Undergraduate Degree Undergraduate Degree Graduate Degree Masters Business Admin Undergraduate Degree Undergraduate Degree Undergraduate Degree | |
| University of California, Los Angeles | College/University | Masters Business Admin Masters Business Admin Masters Business Admin Undergraduate Degree Masters Business Admin Masters Business Admin | |
Mortgage Bankers Association
 Mortgage Bankers Association Miscellaneous Commercial ServicesCommercial Services Mortgage Bankers Association is an American company that provides web, virtual event, and mobile solutions to its clients. The non-profit company is based in Washington and has subsidiaries in the United States. The company has over 20 certifications and dedicated success specialists to ensure their clients' satisfaction. The company offers industry-leading engagefully and engagefully events apps and platforms that power year-round member engagement as well as in-person, hybrid/blended, and virtual events on both mobile and desktop devices. The company is a Sitefinity Gold Partner with years of experience delivering results-driven association websites using the Sitefinity platform. The CEO of the company is Robert D. Broeksmit. | Miscellaneous Commercial Services | Director/Board Member Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal | |
| Lambda Alpha International | Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal | ||
Association of Foreign Investors in Real Estate
 Association of Foreign Investors in Real Estate Miscellaneous Commercial ServicesCommercial Services The Association of Foreign Investors in Real Estate is a global organization established in 1988 that focuses on commercial property investment. The non-profit company is based in Washington. The organization provides exclusive market analyses, executive education, thought leadership, and networking opportunities for its members around the world. | Miscellaneous Commercial Services | Director/Board Member Corporate Officer/Principal Corporate Officer/Principal Director/Board Member | |
Cornell University
 Cornell University Other Consumer ServicesConsumer Services Cornell University is an educational institution that offers undergraduate and post graduate programs. It was founded in 1865 and is based in Ithaca, NY. | College/University | Corporate Officer/Principal Undergraduate Degree Undergraduate Degree Undergraduate Degree | |
Trammell Crow Residential Co.
 Trammell Crow Residential Co. HomebuildingConsumer Durables Trammell Crow Residential Co. provides multi-family housing services. It develops, acquires, and constructs apartment communities and condominiums. The firm has apartment properties in major markets across the US. The company was founded by Trammell Crow in 1977 and is headquartered in Dallas, TX. | Homebuilding | Director/Board Member Private Equity Investor Corporate Officer/Principal Corporate Officer/Principal | |
The American Institute of Architects
 The American Institute of Architects Miscellaneous Commercial ServicesCommercial Services The American Institute of Architects operates as a professional association of architects. It provides support services for architects who wants to continue education experience and maintain their licensure; web-based resources; and conducts market research and provides analysis of the economic factors that affect the business of architecture. The company was founded by Richard Upjohn, H. W. Cleaveland, Henry Dudley, Leopold Eidlitz, Edward Gardiner, Richard Morris Hunt, J. Wrey Mould, Fred A. Petersen, J. M. Priest, John Welch, Richard Upjohn Jr., Charles Babcock, and Joseph C. Wells on February 23, 1857 and is headquartered in Washington, DC. | Miscellaneous Commercial Services | Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal | |
National Association of Home Builders
 National Association of Home Builders Miscellaneous Commercial ServicesCommercial Services National Association of Home Builders operates as a housing trade association. It provides advocacy on issues impacting home builders, networking for home builders and those associated with the home building industry and education for home builders those associated with the home building industry. The company was founded in 1942 and is headquartered in Washington, DC. | Miscellaneous Commercial Services | Chairman Director/Board Member Corporate Officer/Principal | |
Lincoln Property Co.
 Lincoln Property Co. Real Estate DevelopmentFinance Lincoln Property Co. provides real estate services. The firm's services include retail, commercial, office, industrial, and mixed-use developments. It also provides student housing and conventional property management for third-party owners. The company was founded by Mack A. Pogue in 1965 and is headquartered in Dallas, TX. | Real Estate Development | Treasurer Corporate Officer/Principal Corporate Officer/Principal | |
| University of Illinois | College/University | Director/Board Member Undergraduate Degree Undergraduate Degree | |
| The University of Texas at Austin | College/University | Undergraduate Degree Undergraduate Degree Undergraduate Degree | |
| The Wharton School of the University of Pennsylvania | College/University | Masters Business Admin Undergraduate Degree Masters Business Admin | |
| National Association of Real Estate Investment Managers | Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal | ||
Cushman & Wakefield Sonnenblick Goldman LLC
 Cushman & Wakefield Sonnenblick Goldman LLC Investment Banks/BrokersFinance Cushman & Wakefield Sonnenblick-Goldman LLC provides investment sales and advisory services for office, hotel, residential, and retail sectors. It has offices in Hong Kong, San Francisco, Sydney and Tokyo. Cushman & Wakefield Sonnenblick-Goldman was founded in 1893 and is headquartered in New York, NY. | Investment Banks/Brokers | Corporate Officer/Principal President Corporate Officer/Principal | |
| CBL & ASSOCIATES PROPERTIES, INC. | Real Estate Investment Trusts | Director/Board Member Chief Executive Officer Director/Board Member | |
| The University of Chicago | College/University | Masters Business Admin Masters Business Admin Graduate Degree | |
| University of Pennsylvania | College/University | Undergraduate Degree Masters Business Admin Undergraduate Degree | |
| VERIS RESIDENTIAL, INC. | Real Estate Investment Trusts | Director/Board Member Chief Executive Officer Corporate Officer/Principal | |
| Lend Lease Real Estate Investments, Inc. | Investment Managers | Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal | |
| ULI Foundation | Corporate Officer/Principal Director/Board Member Director/Board Member | ||
| Harvard Business School | College/University | Masters Business Admin Masters Business Admin Masters Business Admin | |
Harbor Group International LLC
 Harbor Group International LLC Investment ManagersFinance Harbor Group International LLC provides real estate management services. It also provides national and international real estate investment opportunities and profitable, superior risk adjusted returns while maintaining the highest standards of integrity. The company was founded in 1998 and is headquartered Norfolk, VA. | Investment Managers | Chief Executive Officer Corporate Officer/Principal Corporate Officer/Principal | |
Shorenstein Co. LP
 Shorenstein Co. LP Real Estate DevelopmentFinance Shorenstein Co. LP provides real estate property management services. The company was founded in 1992 and is headquartered in San Francisco, CA. | Real Estate Development | Chief Executive Officer Director/Board Member President | |
SRI Twelve REIT
 SRI Twelve REIT Real Estate Investment TrustsFinance SRI Twelve REIT provides financial services. The company is headquartered in San Francisco, CA. | Real Estate Investment Trusts | Director/Board Member Director/Board Member Director/Board Member | |
Cushman & Wakefield, Inc.
 Cushman & Wakefield, Inc. Real Estate DevelopmentFinance Cushman & Wakefield, Inc. provides commercial real estate services. Its services include agency leasing, asset services, capital markets, facility services, global occupier services, investment and asset management, project and development, tenant representation, and valuation and advisory. The company was founded by J. Clydesdale Cushman and Bernard Wakefield on October 31, 1917 and is headquartered in New York, NY. | Real Estate Development | Corporate Officer/Principal Corporate Officer/Principal | |
Institute of Real Estate Management
 Institute of Real Estate Management Real Estate DevelopmentFinance The Institute of Real Estate Management provides real estate management services. The non-profit company is based in Chicago, IL. | Real Estate Development | Corporate Officer/Principal Corporate Officer/Principal | |
Milhaus Development LLC
 Milhaus Development LLC Real Estate DevelopmentFinance Milhaus Development LLC engages in the development, construction, and property management services. The company was founded by Tadd M. Miller, Andrew Lahr, Greg Martin and David E. Leazenby in December 2010 and is headquartered in Indianapolis, IN. | Real Estate Development | Director/Board Member Director/Board Member | |
| University of Massachusetts | College/University | Undergraduate Degree Undergraduate Degree | |
The Royal Institution of Chartered Surveyors
 The Royal Institution of Chartered Surveyors Miscellaneous Commercial ServicesCommercial Services The Royal Institution of Chartered Surveyors provides professional excellence in its membership through education, accreditation, publication, and other services. The non-profit company is based in London, UK, and has a global presence of subsidiaries in several regions. Justin Young has been the CEO of the British company since 2023. | Miscellaneous Commercial Services | Corporate Officer/Principal President | |
University of Southern California
 University of Southern California Other Consumer ServicesConsumer Services University of Southern California is a private research university that mainly offers undergraduate, graduate & other higher education. The university was founded in 1880 and is headquartered in Los Angeles, CA. | College/University | Masters Business Admin Undergraduate Degree | |
| University of California, Irvine | College/University | Undergraduate Degree Masters Business Admin | |
BellaVista Capital, Inc.
 BellaVista Capital, Inc. Finance/Rental/LeasingFinance BellaVista Capital, Inc. engages in the provision of financial services for residential and commercial real estate development. The firm invests in for-sale single-family or multi-family projects. Its investments are structured as secured construction loans, secured subordinated loans, mezzanine loans, or equity investments. The company was founded on March 18, 1999 and is headquartered in Los Gatos, CA. | Finance/Rental/Leasing | Chief Investment Officer Director of Finance/CFO | |
Young Presidents' Organization, Inc.
 Young Presidents' Organization, Inc. Miscellaneous Commercial ServicesCommercial Services Young Presidents' Organization, Inc. is a global leadership community of over 30,000 chief executives from 142 countries. The non-profit company is based in Irving, TX and has a global presence of subsidiaries in several regions. The company's mission is to help its members become better leaders and better people. The company was founded in 1950 by Ray Hickok, Khalid Mohamed Jassem Kanoo. Thayer Smith has been the CEO of the company since 2007. | Miscellaneous Commercial Services | Corporate Officer/Principal Corporate Officer/Principal | |
| The Trustees of Columbia University in The City of New York | College/University | Corporate Officer/Principal Masters Business Admin | |
Griffin Capital Co. LLC
 Griffin Capital Co. LLC Investment ManagersFinance Griffin Capital Corp. engages in investment activities. The company offers real estate, commercial and investing services. The company was founded by Kevin Alan Shields in 1995 and is headquartered in El Segundo, CA. | Investment Managers | Chief Investment Officer Corporate Officer/Principal | |
| Massachusetts Institute of Technology | College/University | Undergraduate Degree Corporate Officer/Principal | |
| ELME COMMUNITIES | Real Estate Investment Trusts | Corporate Officer/Principal Chief Executive Officer | |
| MARRIOTT INTERNATIONAL, INC. | Hotels/Resorts/Cruise lines | Corporate Officer/Principal Corporate Officer/Principal | |
| Real Estate Council, Inc. | Corporate Officer/Principal Treasurer | ||
| World Presidents' Organization | Corporate Officer/Principal Corporate Officer/Principal |
Statistics
International
| United States | 49 |
| United Kingdom | 2 |
| Canada | 2 |
Sectoral
| Finance | 20 |
| Consumer Services | 16 |
| Commercial Services | 11 |
| Consumer Durables | 2 |
Operational
| Director/Board Member | 505 |
| Corporate Officer/Principal | 441 |
| Chairman | 94 |
| Undergraduate Degree | 94 |
| Chief Executive Officer | 74 |
Most connected contacts
| Insiders | |
|---|---|
| Jordan Slone | 168 |
| Chaim Katzman | 29 |
| Robert Taubman | 24 |
| William Walker | 22 |
| Brian Lavin | 21 |
| Lynn Thurber | 21 |
| Ngee Huat Seek | 21 |
| Ralph Rosenberg | 21 |
| Mitchell Rudin | 20 |
| Victor MacFarlane | 20 |
| Charles Brooke | 19 |
| Marnix Galle | 19 |
| Kathleen Nelson | 18 |
| Martin Stein | 16 |
| Peter S. Rummell | 16 |
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