GRINN is a consulting company specialized in clinical reviews and data management in the health area. We work as a Functional Service Provider (FSP) and offer services for public and private organizations including industry, government and academia, and for individual professionals; worldwide.


To empower researchers and decision makers by organizing and providing information in healthcare, while contributing to a better informed and healthier society.


To deliver the top performance and to be the world’s most admired consulting company by its contribution to making healthcare decisions faster, clearer and fairer; and by its commitment with society.


  • World-class Performance
  • Integrity
  • Customer commitment
  • Teamwork
  • Social contribution


GRINN Medical Writing

Medical writing includes clinical study development plans, protocols, clinical study reports, abstracts, manuscripts and journal articles.

GRINN Clinical Reviews

Clinical reviews include full and rapid systematic reviews with or without meta-analysis or metasummary, integrative reviews, scope reviews and clinical evaluations.

GRINN Clinical Data Management

Clinical data management includes protocol review, CRF design, and data management plan development for clinical trials and observational studies, especially patient registries.



+55 51 99947.4276