Our experience of over 30 years in the field we endorse


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COSBA, S.A., the guarantee of a long career

We are a family business specialising in real estate construction, promotion and intermediation in Denia and surroundings. In the field of real estate promotion, we have a long trajectory of 35 years in the sector. This experience has enabled us to establish a well planned work process. A personalized process which sets off from the ideas, likes and necessities of our clients. This, along with always working with the best professionals in each area, and offering a complete service with all the guarantees, allows us to produce a unique design for each project, a finished product adapted 100% to the requirements of our clients. Ultimately, to construct the house that our clients have always dreamed of living in.

As for our intermediation business, we have available a wide selection of apartments, flats, villas, semi-detached, terraced properties and building plots in the Marina Alta area, both new build and resale. We form part of the biggest real estate association of Denia, “Denia MLS Inmobiliaria”, a real estate association made up of 25 agencies. A large network of collaborations that allows us to offer an immense variety of properties where, we are sure, is the property you are looking for.

We also have available of rental properties, both vacational and long term.

Our long history and experience in the sector guarantees a professional, personal treatment and a complete knowledge of the product. We invite you to get to know us better and to let us advise you in such an important decision.

Because experience does count and our 35 years in this business are a guarantee that things are being done well. Our experience is backed by more than 500 projects.

Title of the property for Sale


Penthouse apartment a step away from the center of Dénia, with a magnificent terrace with 3 different orientations. H...

  • Ref. C00870
  • 89
  • 2 Bedrooms

Title of the property for Sale


2 bedroom apartment in the area of Las Brisas, a few meters from the sandy beach and the shopping center.    

  • Ref. C00868
  • 79
  • 2 Bedrooms

1 bedroom ground floor apartment for sale in Denia


If you are looking for a modern and cozy apartment close to the sandy beach in Denia (Costa Blanca North), congratulatio...

  • Ref. C25867
  • 40
  • 1 Bedrooms

Title of the property for Sale


Modern 2 bedroom apartment for sale in El Verger,just 650 m. from the sandy beach of Dénia. The house is distributed ...

  • Ref. C25866
  • 79
  • 2 Bedrooms

Ground floor apartment with 2 bedrooms for sale in Dénia, in Las Brisas area


If you are looking for a ground floor apartment, in the best beach area in Dénia, this is your opportunity. Apartment...

  • Ref. C25865
  • 81
  • 2 Bedrooms

2 bedroom apartment with pool La Felicidad, in Las Brisas area, Dénia


2 bedroom apartment for sale in Dénia, in the best sandy beacharea, in the area of Las Brisas. Housing distributed in...

  • Ref. C25863
  • 75
  • 2 Bedrooms

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