Joseph came to Costa Rica 29 years ago from San Antonio Texas, and has traveled extensively throughout Central America, ultimately deciding on Playa Tambor Costa Rica as his final destination.

A tourism expert by degree, Joseph worked his way into Costa Rican Real Estate 12 years ago when the Tambor area started to develop.

Joseph specializes in residential communities such as Barcelo Los Delfines, Tamborhills Development and Tango Mar as well as being extremely knowledgeable about large farms and beach front properties located on the entire lower Nicoya Peninsula.

Consulting and advising foreigners on the a-z of investing, purchasing, and moving to Costa Rica has been one of Mr. Callahan’s biggest assets.

Joseph lives in Los Delfines Golf & Country Club with his wife and three children, and speaks English and Spanish fluently.

Bas, who is from the Netherlands, arrived in Costa Rica in 2001 and immediately started working in Beach Real Estate! With over 20 years experience in Real Estate in Costa Rica, and with a large list of happy customers, Bas can assist clients with sales, rentals and property management.

Bas is fully trilingual in Dutch, English and Spanish.

Marvin is from San Jose, Costa Rica and moved to Tambor in October, 2005 to assist our real estate team. Marvin majored in Accounting and has lots of experience in the real estate business. Due to the many transactions on a daily basis, Marvin is a very important member of our office. With any questions regarding accounting, Marvin is the one to talk to. Marvin speaks Spanish.