About Us

Sonnenblick Development, LLC is a fourth generation, 134-year-old real estate family office founded in 1893, with a legacy rooted in institutional-quality real estate investment, development, and finance. The firm has built on that history by developing and financing major projects across government, hospitality, resort, retail, and mixed-use sectors.

Led by Mr. Robert Sonnenblick, the company combines multi-generational real estate experience with creative public-private partnership structures and long-term ownership discipline. Today, Sonnenblick Development, LLC is known for delivering complex, high-quality projects that serve both public agencies and private-sector users.

Robert Sonnenblick

Mr. Robert Sonnenblick, Principal of Sonnenblick, LLC, is a graduate of the Wharton School of Finance of the University of Pennsylvania with more than 35+ years of experience in various aspects of real estate and real estate finance. From 1981 to 1991 Mr. Robert Sonnenblick was the driving force and power behind Sonnenblick-Goldman Corporation of California. Mr. Robert Sonnenblick completed over $1.5 Billion of commercial real estate transactions on the West Coast and as a result is regarded as one of the West Coast’s leaders in the field of commercial real estate. Among the more notable projects for which Mr. Robert Sonnenblick personally structured the financing for are The Beaudry Center, Los Angeles, California ($197 million), the Ritz Carlton Hotel, Pasadena, California ($97 million), One Waterfront Plaza, Honolulu, Hawaii ($100 million), and the Los Angeles World Trade Center, Los Angeles, California ($55 million).

In 1991 Mr. Robert Sonnenblick was appointed Director of Development for the New Jersey and L.A. MetroMalls, with the responsibility for oversight and direction of the design, financing and leasing programs for two proposed $250 million enclosed regional malls totaling 1.2 million Sq. Ft. each. Mr. Robert Sonnenblick personally oversaw more than 1 million Sq. Ft. of leases in connection with this position as well as arranging the necessary debt and equity financing. The New Jersey project opened to one of the strongest starts in the history of the United States mall industry. In addition, Mr. Robert Sonnenblick was an original development partner of the Loews Santa Monica Beach Hotel. This 360-room, $90 million hotel was recently sold for $125 million.

Prior to forming Sonnenblick Development, LLC, Mr. Robert Sonnenblick was the senior partner in a Los Angeles-based real estate development firm (Sonnenblick Del Rio Development) which specialized in public-private partnerships, specifically the development of four major government-leased office buildings throughout the Los Angeles basin. During this tenure, Mr. Robert Sonnenblick successfully developed nearly 1 million square feet of government leased buildings, occupied by such tenants as U.S. Department of Homeland Security, Federal Bureau of Investigation (FBI), Los Angeles County Sheriff’s Department, Los Angeles County Department of Public Social Services and Los Angeles County Department of Children and Family Services.

Mr. Robert Sonnenblick is a frequent speaker at various real estate-related functions, such as those hosted by Deloitte Touche, ICSC, Value Retail News, Crittenden, USC, UCLA Real Estate Program, IMN Real Estate Conferences and the Institute for International Research, The Opal Group, iGlobal Forum Group, Globe Street/Realshare Conferences and Bloomberg Conferences.

Mr. Robert Sonnenblick is a member of the Advisory Board of the Golf Development Institute, a member of the Board of Real Estate Council of the Century City Chamber of Commerce and is a published author on subjects ranging from architecture to general real estate market conditions. In addition to Mr. Robert Sonnenblick’s expertise in development, finance, joint ventures and equity structuring, Mr. Robert Sonnenblick has also been certified as an expert in the area of real estate bankruptcy/foreclosure. Mr. Robert Sonnenblick is a qualified expert witness in the area of Commercial Real Estate Finance and Interest Rates for the United States Federal Court System in numerous jurisdictions.

A Track Record Built Over Four Decades

1976 – 1980

Wharton Business School at the University of Pennsylvania, B.S. in Economics and Finance

1980 – 1982

Real estate financier, Sonnenblick-Goldman Corp., New York NY

1983 – 1992

Real estate financier, Sonnenblick-Goldman Corp., Los Angeles CA

1993 – 1998

Co-developer and Director of Leasing and Finance, NJ Metromall (now "Jersey Gardens") a 1.2 million square foot factory outlet mall located on the NJ Turnpike in Elizabeth NJ

1986 – 1998

Development Partner and Director of Finance, The Loews Santa Monica Beach Hotel, a 360 room luxury oceanfront 4-star hotel

1987 – 1997

Equity Partner, The Boca Raton Resort Hotel, a luxury 4-star, 1000 room resort hotel

1999 – 2001

Developed DPSS El Monte #1 (a $39 million class-A office building 100% leased to the County of Los Angeles)

2001 – 2003

Developed DPSS West LA (a $36 million class-A office building 100% leased to the County of Los Angeles)

2003 – 2005

Developed DPSS – El Monte #2 (a $46 million Class-A office building 100% leased to the County of Los Angeles)

2006 – 2007

Developed Flair Plaza Shopping Center in Los Angeles on the I-10 freeway at the Rosemead Blvd. off-ramp

2007 – Present

Redeveloped Norwalk Government Center, a 500,000 sq. ft. Class-A office building on Imperial Highway, anchor tenants are State of California (Board of Equalization, Small Business Administration), the County of Los Angeles (Dept. of Public Social Services, Dept. of Children & Family Services, Mental Health Dept., Sheriffs' Dept.), and the Federal Government (the FBI, Social Security Administration, and Dept. of Homeland Security – Los Angeles County Headquarters)

2011 – Present

Established Sonnenblick Development LLC, a multi-faceted real estate development company specializing in 4-star oceanfront resort hotel developments across the United States, with a particular focus on high-end golf resorts. The company also has a secondary focus on development of airport on-property limited service hotels. Bob Sonnenblick is a featured speaker at many global development, hospitality and funding conferences.

Commercial real estate development built for long-term value from site acquisition to project completion.

Company

Quick Links

Contact Us

  • 1422 Cuesta Linda Drive
    Pacific Palisades, CA 90272
  • bob@sonndev.com
  • Office 310.230.1200
  • Fax 310.230.1263

Follow Us

Icon-linkedin Youtube

Copyright © 2026 Sonnenblick Development, LLC. All rights reserved.

Designed And Developed By Silicon Valley Web Solutions