alliance building partners
the partners

libby seifel Elizabeth (Libby) Seifel  is the catalyst for our Alliance. In a career that has spanned more than 30 years and bridged both coasts, Libby has applied the principles of real estate economics to property development, redevelopment and affordable housing. She has advised investors, developers and governments on developments valued up to $4 billion. Libby founded Seifel Consulting in San Francisco in 1990, and has since consulted on nearly 100 redevelopment projects throughout California, including San Francisco’s Mission Bay, the Alameda Naval Air Station and Gateway 101/University Circle in East Palo Alto. She launched her development career as the founding executive director of a non-profit developer that built 270 units of mixed-income housing in downtown Boston.
colin elliott Colin Elliott has over 25 years of real estate investment and advisory experience. He is highly skilled in transaction negotiations, development cash flow analysis, strategic land planning, feasibility studies and market analysis, and has worked extensively with public agencies, developers, investors and corporate users. As principal of C.H. Elliott & Associates, Colin has advised the City of San Francisco in negotiations with the developer of the 500-acre Hunters Point Naval Shipyard, worked with the Port of Oakland on its commercial real estate revenue forecasting and assisted Los Angeles World Airports with developer solicitations. Prior to forming his own firm in 2001, Colin was a National Director with Jones Lang LaSalle.
david prowlerDavid Prowler has spent the past three decades forging trusted alliances and bridging gaps among public, private, government and nonprofit sectors. His finely honed skills encompass project management, entitlement and property development. David thrives on complex challenges, as evidenced in his myriad roles in the Bay Area as private developer of the Glen Park Marketplace; public sector project manager of the Mission Bay Redevelopment project and SBC Park (formerly Pacific Bell Park); and principal author of the Chinatown Community Plan. He established his own consulting firm, David Prowler, Inc., in 1999.
elisabeth b. rosenbaum Elisabeth B. Rosenbaum has extensive experience in real estate finance and development, economic development and public policy formation. As president of Urban Initiatives, a firm she founded in Stamford, Connecticut in 1983, Elisabeth has been a catalyst for the development of numerous public/private partnerships to finance affordable housing. She has served as consultant to developers throughout the country and was administrator of a national demonstration program sponsored by the Ford Foundation on the creation of housing alternatives for homeless families. Today, Elisabeth also serves as managing director of LPR/UI, a joint venture between Landair and Urban Initiatives that specializes in the development of cultural and arts facilities and urban economic development.
veronica sanford Veronica Sanford has over 15 years experience in real estate finance. As principal of Veronica Stanford Consulting and, previously, in the non-profit lending arena, she has provided technical assistance to non-profits in the areas of affordable housing and community development. Veronica also provides numerous capacity- building services to non-profits, including organizational assessments and financial feasibility analyses. Veronica began her career as a real estate attorney in 1987, advising clients on multi-family and market-rate housing developments, as well as on international economic development projects.
leith ter meulen Leith ter Meulen is based in New York City, where she serves as President and CEO of Landair Project Resources, Inc., a firm she founded in 1992. During her more than 25 years in public and private sector development, Leith has partnered closely with the City’s funding and regulatory agencies, cultivating strong ties with elected officials and numerous public agencies. Landair is widely respected for its work with nonprofit clients in the world of arts, culture and entertainment, including projects for the World Trade Center Memorial, Lincoln Center for the Performing Arts and Times Square Redevelopment.
a cohesive team of people, 
a vast landscape of potential
The founders of Alliance Building Partners are each principals of their own successful firms. Many have collaborated together on projects for years. All share a strong bond of mutual respect. By bringing our myriad skills and contacts to this new venture, we are able to offer a unique balance of big-firm capabilities and small-firm focus: a synergy driven by depth of knowledge and breadth of expertise.
respect, confidence, connections