Engineering Precision, Building Trust Through Science
- Quality Control Systems 100% Satisfaction Assurance
- Unmatched Expertise Professional & Certified Teams
- Scientific Rigor Tailored Technical Solutions
For over a decade, Bhygraph has united engineering excellence with geotechnical innovation. We deliver accurate data, reliable designs, and integrated solutions that help our clients build stronger, safer, and smarter infrastructure across West Africa. Driven by precision and integrity, we turn complex challenges into sustainable results — bridging the gap between field technology and laboratory science.
Engineering Excellence in Action
Delivering high‑precision surveying, design, and geotechnical testing solutions that strengthen tomorrow’s infrastructure.
Integrated Engineering & Geotechnical Expertise
Bhygraph Group unites advanced surveying, design engineering, and accredited geotechnical laboratory services under one brand — delivering reliable data, creative solutions, and enduring infrastructure performance in Guinea and beyond.
Building the Foundations of Tomorrow
From precision surveying to accredited laboratory testing, Bhygraph delivers dependable engineering and geotechnical solutions driving sustainable infrastructure across Guinea and West Africa.
Precision and Expertise Behind Every Project
Bhygraph’s multidisciplinary teams deliver results grounded in science and innovation — from advanced topographic surveys to accredited geotechnical testing that shapes safe, sustainable, and long‑lasting infrastructure across Guinea and West Africa.
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Bhygraph Engineering SARL
Topographic & LiDAR Survey for Urban Development
Precision‑mapping of new road and drainage alignments in Conakry using LiDAR and GNSS technologies to optimize engineering design and minimize terrain risk.
Project Details
Bhygraph Géotechnique SA
Foundation Studies for Port Infrastructure
Comprehensive CPTU, SPT and borehole analysis to evaluate bearing capacity and soil behavior for a coastal logistics terminal expansion project.
Project Details
Bhygraph Géotechnique SA
Accredited Laboratory Testing for Concrete & Soils
Laboratory verification under ISO/IEC 17025 procedures ensuring the safety and consistency of construction materials in major roadway and housing projects.
Project Details
Bhygraph Engineering SARL
Infrastructure Design & 3D BIM Modeling
Integration of topographic data into Revit 2025 and Civil 3D workflows to produce precise, data‑driven design documentation for public infrastructure works.
Project DetailsDriven by Precision, Guided by Expertise
At Bhygraph Group, our multidisciplinary team brings together experienced engineers, surveyors, and geotechnical scientists dedicated to delivering excellence in every project across Africa and beyond.
Migue Donatien
Managing Director & Chief Engineer
Ana Touré
Senior Geotechnical Engineer
Jean Kamara
Surveying & GIS SpecialistTrusted by Industry Leaders
Bhygraph Group is proud to collaborate with private firms, public agencies, and international organizations that value precision and technical excellence. Their confidence in our expertise drives us to deliver reliable, data‑based results across surveying, geotechnical, and engineering design projects.
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“Bhygraph Group provided precise topographic data and engineering designs that allowed our project in Conakry to move ahead on schedule. Their professionalism and accuracy are truly exceptional.”
“Their geotechnical investigation team provided clear, validated data that helped us make informed design decisions. Bhygraph’s attention to safety, documentation, and reporting stands above regional standards.”
“We rely on Bhygraph Group for survey validation and infrastructure monitoring. Their integrated digital workflows ensure dependable results and consistent communication from field to final report.”
