100 Spectrum Center Drive, Suite 900
Irvine, CA 92618

About Us

Prosperity Commercial Group was founded to provide the small-to-midsize business owner with a straightforward, easy-to-understand approach to commercial real estate. As we grew, our capacity increased to additionally being able to service the institutional investor.

Our clients appreciate that we explain real estate transactions and their requirements in layman’s terms and that we keep them up-to-date at all times during the transaction process. We are easy to reach by phone and email and always have time to help our clients achieve their business goals.

We have an excellent understanding of the commercial real estate market in Southern California, and are familiar with all the requirements of commercial transactions. Especially foreign and out-of-state business owners have remarked on the helpfulness of our service, as we explain the process of buying and selling commercial real estate in California in detail, which is often different than in other states or countries. Our personnel is fluent in English, Spanish, French and Dutch.

Additionally, we understand the business of land development and financial modeling and projection—this means that we can help our clients predict the feasibility and return on investment of buying, selling and developing specific real estate properties, and evaluate which properties and transactions are going to help them realize their objectives.

Whether it comes to buying, selling or leasing, we are here to help you grow your business through smooth and efficient real estate transactions that make sense for you and that assist you in reaching your goals.

Our Founders

Thisbe Ongania — CEO

Thisbe Ongania has over 20 years of experience in administration, public relations and marketing. Her keen understanding of organizational flows has enabled her to put together an efficiently functioning team that provide clients with a smooth service experience. She guides our team of real estate professionals during the company’s day-to-day operations and keeps an eye on the future to take advantage of new market opportunities.

Alejandro Szita — Broker

Alejandro Szita comes from a background of engineering and finance prior to specializing in commercial real estate. A native of Chile, he attended the prestigious Lycée Antoine-de-Saint-Exupéry of the Alliance Française in Santiago before studying civil engineering. Thanks to his background and experiences, he is fluent in both English and Spanish, and proficient in French. He moved to the United States in 1994 and spent five years in finance and private placement investments before transitioning to commercial real estate. He has over 13 years of experience as a commercial real estate agent in Southern California and is familiar with all aspects of commercial transactions, from large institutional purchases to small business leases.

License #01730592

Read about Our Team.