Developed Properties Trade Associations

American Hotel & Lodging Association (AHLA)

The largest hotel association in the U.S., AHLA represents hotel brands, owners, management companies, independents, and industry partners; it leads federal and state advocacy, workforce initiatives, and industry programs. AHLA reports 32,000+ lodging property members representing more than 3.2 million U.S. rooms.

https://www.ahla.com Membership: 32,000

American Resort Development Association (ARDA)

ARDA is the trade association for the vacation ownership and resort development (timeshare) industry. It advances advocacy, education, research (via AIF), and owner engagement through ARDA‑ROC; membership includes 600+ corporate members and over 5,000 engaged associates.

https://www.arda.org Membership: 600

American Seniors Housing Association (ASHA)

ASHA is the executive network for senior living owners, operators, developers, investors, and advisors. It convenes high‑level conferences, produces proprietary research, leads federal advocacy, and runs the consumer education initiative Where You Live Matters; membership is roughly 400 companies.

https://ashaliving.org Membership: 400

Association of Foreign Investors in Real Estate (AFIRE)

AFIRE is a global, invitation‑only association for institutional real estate investors focused on U.S. property markets. It provides senior‑level networking, research, and executive education; AFIRE welcomes more than 180 member organizations from 25 countries.

https://www.afire.org Membership: 180

Building Owners and Managers Association (BOMA) International

BOMA International is the leading trade association for owners and managers of commercial properties (office, industrial, medical, mixed‑use). It sets industry standards, delivers advocacy and education, and connects 80+ local associations; BOMA lists 18,000 members on its site.

https://www.boma.org Membership: 18,000

CREW Network (Commercial Real Estate Women Network)

CREW Network (Commercial Real Estate Women) is the premier organization advancing women in commercial real estate. It offers networking, leadership development, research, and deal‑making across 85+ markets and a community of 15,000+ members.

https://crewnetwork.org Membership: 15,000

ICSC

ICSC is the member organization for the advancement of the marketplaces industry (retail and community‑serving real estate). It provides national and regional deal‑making events, research, and advocacy, and cites a network of about 70,000 members.

https://www.icsc.com Membership: 70,000

Institute of Real Estate Management (IREM)

IREM is the professional home for real estate management leaders across multifamily and commercial sectors. It offers globally recognized credentials (CPM, ARM, ACoM), education, and a chapter network serving nearly 20,000 members.

https://www.irem.org Membership: 20,000

International Facility Management Association (IFMA)

IFMA is the world’s largest association for facility management professionals across real estate portfolios. It delivers credentials, training, and 120+ chapters and councils, serving 25,000+ members globally.

https://www.ifma.org Membership: 25,000

Leading Builders of America (LBA)

LBA is a CEO‑led coalition of the largest U.S. homebuilders focused on policies that preserve home affordability. Membership includes 22 of the top homebuilding companies, which collectively build a substantial share of new U.S. homes.

https://www.leadingbuilders.org Membership: 22

Mortgage Bankers Association (MBA)

MBA is the national association representing all facets of real estate finance, from residential to commercial/multifamily. It provides policy advocacy, data and research, education, and industry standards to 2,200+ member companies.

https://www.mba.org Membership: 2,200

NAIOP: The Commercial Real Estate Development Association

NAIOP is the Commercial Real Estate Development Association, bringing together developers, owners, investors, and allied professionals. It offers advocacy, education, and networking through 50+ chapters and a membership of 21,000+.

https://www.naiop.org Membership: 21,000

National Apartment Association (NAA)

NAA is the leading voice for the rental housing industry. Through a federation of 140+ state and local affiliates, it represents more than 95,000 members responsible for over 12.5 million apartment homes, and provides advocacy, education, and industry programs.

https://www.naahq.org Membership: 95,000

National Association of Home Builders (NAHB)

NAHB is a federation of 700+ state and local home builders associations representing more than 140,000 members across building, development, and remodeling. It leads housing advocacy, economics, education, and produces the International Builders’ Show.

https://www.nahb.org Membership: 140,000

National Association of Real Estate Investment Managers (NAREIM)

NAREIM is the industry association dedicated to the business of real estate investment management. It convenes peer benchmarking and best‑practice roundtables across functional disciplines; under recent leadership it grew to 105+ member firms with more than $3T in gross AUM represented.

https://www.nareim.org Membership: 105

National Association of Real Estate Investment Trusts (Nareit)

Nareit is the worldwide representative voice for REITs and publicly traded real estate companies. It leads advocacy, investor outreach, and education; Nareit’s member directory shows 168 corporate REIT and listed real estate members.

https://www.reit.com Membership: 168

National Multifamily Housing Council (NMHC)

NMHC is the leadership of the U.S. apartment industry, bringing together prominent owners, managers, developers, and suppliers. It provides advocacy, research, and member‑only conferences like OPTECH; NMHC cites a membership of 1,100+ firms.

https://www.nmhc.org Membership: 1,100

Real Estate Roundtable (The)

The Roundtable is an invitation‑only policy group uniting C‑suite leaders from top ownership, development, lending, and management firms and heads of major trade associations to advance national real estate policy. It represents the leadership of roughly 150 firms whose portfolios span 12B+ ft² of CRE and millions of apartments and hotel rooms.

https://www.rer.org Membership: 150

Self Storage Association (SSA)

SSA is the official trade organization and voice of the U.S. and international self storage industry. It delivers advocacy, education, events (including the Large Operators Council), and member services for nearly 6,000 corporate members representing some 22,000 facilities.

https://www.selfstorage.org Membership: 6,000

Urban Land Institute (ULI)

ULI is the oldest and largest global network of cross‑disciplinary real estate and land use experts. With 45,000+ members worldwide, ULI convenes market‑moving events, publishes leading research (e.g., Emerging Trends), and provides advisory services that shape the future of the built environment.

https://www.uli.org Membership: 45,000