Marimer Castelow is a licensed Civil Engineer and Project Manager with 15+ years of experience in construction, government-funded programs, and regulatory compliance in Puerto Rico and the United States. An Army Veteran and founder of Women Bright Start Puerto Rico Inc., Marimer brings exceptional technical expertise to every project she manages.

As a strategic partner of Go Up Business Group, Marimer handles all civil engineering aspects required for business permitting including site sketches (croquis), Permiso Único documentation, and civil authorizations required by government agencies. Her background managing 1,000+ HUD housing projects and large-scale developments ensures that every permit submission meets the highest standards of quality and compliance.