MEDIFER is the trademark of the company Constantino Gutierrez, S.A., founded in 1972.

The nerve center of the company is located in Alicante, with direct connection to the highway, in an area of ​​33000 m2, on which they stand 22000 m2 warehouse, where we offer the following services:

  • Storage and packaging of products.
  • Personalized technical advice.
  • Freight service.
  • Preparation of custom compound fertilizers (Blendings).

As a commitment to continuous improvement of the organization and the satisfaction of our customers, since 2001 we have certified by AENOR in our System Quality Management based on the UNE-EN ISO 9001 for the design, production and fertilizer sales.

Constantino Gutiérrez, S.A., has interests in various businesses related to the agricultural market:


Company owned 100%, it has a factory with the last generation of liquid products located in the Port of Alicante.

It has a storage capacity of up to 7000 m3 for liquid products in 4 tanks and a warehouse of 5000m2 for solid product, which offers services:

  • Develop custom liquid fertilizers.
  • Storage of liquid and solid goods.


Company owned 60%, is a complex fertilizer plant and superphosphate of lime.

It is located in Atarfe, a few miles from Granada, with an annual production of 180,000 tons.


Company owned 50%, with facilities of 70000m2, with warehouses covering an area of ​​25000 m2, which offers the following services.

  • Storage of cereals and solid fertilizers.
  • Alfalfa drier.
  • Drying corn, with silos with a storage capacity of up to 32,000 tonnes.


Participated by 33%, this company is engaged in the production of fruit. Located in the town of Monforte del Cid in Alicante, has an estate of 30 hectares, where the fruit is exported to Central European countries for marketing.


Group of companies formed by Constantino Gutierrez, S.A., Medifer Liquids , S.L. and Fertisac, S.A., together with other companies, joined to cover the marketing of fertilizers throughout the country and export operations.