Manifesto

Solid experiencewith a vision

Competitor Analysis

Iterative approaches to corporate strategy foster collaborative thinking to further the overall value proposition. Leverage agile frameworks to provide a robust synopsis for high level.

Content Creation

Leverage agile frameworks to provide a robust synopsis for high level overviews. Iterative approaches to corporate strategy foster collaborative thinking to further the overall value proposition.

About Us

JACA & SIERRA TESTING LABORATORIES is soil and material testing laboratory and geotechnical engineering firm based on the island of Puerto Rico. J&S was established in 1967 by Engineers Carlos R. Sierra Silva and Luis Jaca Méndez. Nowadays it is one of largest geotechnical services firm in the Caribbean covering the island of Puerto Rico, U.S. Virgin Islands, British Virgin Islands, Lesser Antilles and other locations within the Caribbean. J&S services reliability is based on experience, training and internal quality systems.

About Us