About Us

KER S.A. is a company located in Guatemala City. It was founded in 2001 by three pharmaceutical professionals:

  • Lic. Francisco Javier Castellanos de León, Guatemalan graduate of pharmaceutical chemist , with more than 45 years of experience in the pharmaceutical area in Guatemala and Central America.
  • Lic. Jaime Roberto Gómez Ralón, Guatemalan graduate of pharmaceutical chemist. During his successful career he oversaw the pharmaceutical management of different companies.
  • Dr. José Eduardo Fiorito, Argentine graduated as a pharmaceutical chemist with several academic specializations in Europe. Throughout his professional career he held important positions in the Argentine and Central American pharmaceutical industry.

KER S.A. started with a broad line of exclusive medicines for hospital use. Due to the great acceptance in the market, its founders made the decision to introduce different therapeutic lines, for their medical prescription.

Currently KER S.A. has different product lines.

These are:

  • Oncology
  • Cardiovascular
  • Gastrointestinal
  • Antibiotic
  • Ophthalmic
  • Antidiabetic
  • OTC
  • Dermo-cosmetics

The company continues its expansion process, through the strengthening of its different product lines of medicines, as a result of the commercial relationships with suppliers from abroad.

Our Vision

To be a company that, based on solid values, commercializes innovative and high-quality pharmaceutical products, with the aim of providing good health and well-being to patients.

Our Mision

To be leaders in the commercialization of innovative and high-quality pharmaceutical products, in Central America and the Caribbean, that improve the life quality of patients.

8Therapeutic Classes
6Commercial Partners
5Business lines

Our Timeline


KER S.A. was founded


KER S.A. starts its operations in Guatemala with products from BIOL Argentina


The commercialization of PharmEvo products begins.


2 new product lines are introduced: Oncology of Varifarma y ophthalmologic de ATLAS


Dr. Eduardo Fiorito passed away, Founding Partner of KER S.A.


Lic. Roberto Gomez passed away, Founding Partner of KER S.A.


Negotiations are initiated for the introduction of new OTC and Dermo-cosmetic lines.


Lic. Javier Castellanos passed away, Founding Partner of KER S.A.


Expansion plans for Central America and the Caribbean begin. Strengthening and innovation of the current portfolio of products.


New OTC line is introduced and commercialized.