Delivering excellence in Instrumentation, HVAC Installation, Mechanical Works, Construction, Procurement and Supplies.
Request a Quote Our ServicesWe deliver to the highest standards.
People, assets and environment come first.
Skilled professionals committed to excellence.
We execute projects on time, every time.
Smart solutions that maximize value.
Sostanza Investment International Limited is a Nigerian-owned engineering, procurement, construction, and industrial support services company committed to delivering innovative solutions that enhance operational efficiency, infrastructure reliability, and long-term business success.
Our capabilities span Instrumentation Services, HVAC Installation, Mechanical Works, Construction, Procurement, and Industrial Supplies, enabling us to provide integrated solutions from project planning and execution to maintenance and operational support.
Guided by our Q.S.A.F.E. philosophy — Quality First, Safety Always, Accountability, Fit-for-Purpose Solutions, and Excellence in Execution — we approach every project with professionalism, precision, and a strong focus on delivering measurable value.
Sostanza supports the evaluation and integration planning of adsorption chiller technology for industrial process cooling applications. This solution converts available production waste heat into chilled water, helping reduce reliance on conventional compression chillers.
Through structured project evaluation, we assess waste heat sources, chilled water demand, existing chiller capacity, operating conditions, energy savings potential, and carbon reduction opportunities.
Delivering innovative, safe, and reliable solutions across engineering, construction, procurement, and industrial support services.
Precision control, monitoring, and automation solutions designed to enhance operational reliability, efficiency, and process performance.
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Energy-efficient heating, ventilation, and air conditioning systems engineered for comfort, performance, and long-term reliability.
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Comprehensive fabrication, installation, maintenance, and mechanical support services for industrial and commercial facilities.
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Quality-driven civil, structural, and industrial construction solutions delivered safely, on time, and within budget.
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Strategic sourcing and supply chain management services ensuring timely access to quality equipment, materials, and project resources.
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Reliable supply of tools, spare parts, consumables, and operational materials that keep your business running efficiently.
Learn MoreSupporting critical operations across key sectors with reliable engineering, procurement, construction, and industrial support solutions.
Technical and industrial support for upstream, midstream, and downstream operations.
Reliable mechanical, HVAC, instrumentation, and supply solutions for production facilities.
Efficient HVAC, construction, maintenance, and facility support services.
Construction and procurement support for public and private infrastructure projects.
Operational support, materials handling, and manpower deployment for marine operations.
Engineering and industrial support services for utility and energy-related facilities.
We bring together technical expertise, safety discipline, quality assurance, and reliable execution to help clients achieve project success with confidence.
Quality & Safety Framework
LTI-Free Manhours Experience
Core Service Capabilities
Client Value Commitment
Building relationships through professionalism, reliability, and field-proven performance.
Let’s discuss how Sostanza can support your next project with safe, reliable, and value-driven solutions.
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