Zerock is an experienced EPC contractor delivering&nbsp;turnkey AIS&nbsp;and&nbsp;GIS substation&nbsp;projects&nbsp;across&nbsp;VHV/HV/MV levels, transmission infrastructure and industrial power systems across Sub-Saharan Africa and the Middle East.

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Our scope covers the&nbsp;full project lifecycle, from system studies and detailed engineering through procurement, construction, commissioning, and operator training, for both new-build and live-site brownfield upgrades up to 400 kV.

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The portfolio includes the&nbsp;Congo 220 kV Corridor Program&nbsp;with&nbsp;ENI, spanning the rehabilitation and expansion of&nbsp;nine substations&nbsp;from Pointe-Noire to Brazzaville, as well as MV distribution networks, industrial power links such as the&nbsp;Loudima-AgriHub 35 kV connection, the&nbsp;Malolo 35 kV line&nbsp;and campus power systems for institutional projects including the Centre of Excellence in Oyo and the Brazzaville Temple complex.

These references demonstrate our ability to&nbsp;deliver complex electrical infrastructure&nbsp;under operational constraints, in remote locations, and across challenging logistics corridors.

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By combining integrated&nbsp;EPC&nbsp;and&nbsp;O&amp;M capabilities,&nbsp;rigorous HSE practices, and deep&nbsp;regional expertise, Zerock takes single-point responsibility for performance, grid-code compliance, and on-time energization, ensuring long-term reliability for clients and national power networks.

HV Substations: Turnkey delivery of AIS and GIS substations up to 220 kV, including line, transformer, capacitor, reactance and&nbsp; busbar bays, with all HV primary equipment

MV Distribution: Medium-voltage networks, switchgear programs, overhead lines, and industrial power systems across the 10&ndash;35 kV range for agricultural, industrial, and institutional facilities.

Transmission Lines: Condition assessment, rehabilitation, and maintenance of high-voltage transmission corridors, including tower inspections, conductor evaluation, and right-of-way surveys.

Protection &amp; SCADA: Protection and control systems built on IEC 61850 and other utility standards, including SCADA/CCN gateways, fault recorders, and end-to-end teleprotection ensuring grid-code compliance and dispatch connectivity.

Live-Site Upgrades: Sequenced expansions on energized substations through rigorous outage planning, cut-over sequencing, hot-stick protocols, and LOTO-controlled switching.

Testing &amp; Commissioning: Primary and secondary injection, scheme and functional tests, insulation and VLF/PD diagnostics, protection and SCADA, and integrated performance verification through to energization.

Readiness &amp; Training: As-built documentation, O&amp;M manuals, spares provisioning, and tailored operator training to ensure seamless transition from construction to operations.

HSE &amp; Quality: Structured permit-to-work systems, task risk analysis, inspection and test plans, and a proven record of zero-LTI delivery on flagship programs.

Key Expertise

Zerock is an experienced EPC contractor delivering turnkey AIS and GIS substation projects across VHV/HV/MV levels, transmission infrastructure and industrial power systems across Sub-Saharan Africa and the Middle East.

Zerock | Power & Grid EPC Services

Power & Grid

Zerock is a trusted EPC contractor with over 25 years of experience delivering oil and gas projects, operating across the entire value chain&mdash;upstream, midstream, and downstream&mdash;and providing integrated Engineering, Procurement, Construction, Installation, and Commissioning (EPIC) services tailored to high-complexity, process-intensive environments, where quality, safety, and compliance are non-negotiable.

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We excel at mobilizing multidisciplinary teams and managing cross-border logistics&mdash;even in remote and challenging environments&mdash;while maintaining operational excellence under demanding timelines, making us a reliable partner for both national and international oil companies.

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Zerock has successfully delivered critical infrastructure for global industry leaders such as ENI, Total, and Expro, supporting asset performance, production continuity, and long-term operational impact in developing and mature fields alike.

<ul>
	<li style="text-align:justify">EPIC Project Delivery&nbsp;Full-cycle execution of onshore facilities, refineries modules, flow stations, and pipeline infrastructure, ensuring compliance with client specifications and regulatory frameworks.</li>
	<li style="text-align:justify">Process Design &amp; Plant Layout&nbsp;Development of process flow diagrams (PFDs), piping and instrumentation diagrams (P&amp;IDs), and 3D plant models for efficient oil and gas processing and utility systems.</li>
	<li style="text-align:justify">Civil Works&nbsp;Construction of complex civil scopes for oil and gas infrastructure including earthworks, reinforced concrete structures, access roads, drainage networks, pipe racks, and equipment foundations for flow stations, refineries, terminals, and storage depots.</li>
	<li style="text-align:justify">Mechanical &amp; Electrical Installations&nbsp;Supply &amp; installation of mechanical packages&mdash;pumps, skids, compressors, storage tanks&mdash;and electrical systems including panels, cabling, grounding, and industrial automation.</li>
	<li style="text-align:justify">Industrial Piping &amp; Steel Fabrication&nbsp;Fabrication and erection of structural steel, process piping and pipe supports, including welding, NDT, and hydrotesting.</li>
	<li style="text-align:justify">System Integration &amp; Commissioning&nbsp;End-to-end integration of process and utility systems, control panels, and instrumentation, followed commissioning, functional testing, and client handover.</li>
	<li style="text-align:justify">Operational Readiness &amp; Training&nbsp;Development of SOPs, manuals and tailored training programs to ensure smooth handover and transition from construction to operations.</li>
	<li style="text-align:justify">HSSE-Compliant Execution&nbsp;Implementation of rigorous Health, Safety, Security, and Environmental protocols &mdash;with a proactive risk management culture and a strong record of zero-LTI project delivery.</li>
</ul>

Zerock delivers 25+ years of EPIC expertise across the oil & gas value chain—upstream, midstream & downstream—prioritizing quality, safety, and compliance in process-intensive environments.

Zerock | Oil & Gas EPC Services

Oil & Gas

Zerock provides comprehensive construction solutions for public institutions, private developers, and international organizations across Sub-Saharan Africa and the Middle East. With operations in Nigeria, Congo, and Lebanon, our teams manage the entire project lifecycle &mdash;from concept design and engineering to construction, commissioning, and facility operations.

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Our diverse portfolio includes landmark projects such as the Centre of Excellence in Oyo (Congo), the Central Bank of Nigeria in Abakaliki, the River and Sea Resort in Lebanon, and the National Laboratory in Maputo (Mozambique). These achievements reflect our ability to deliver complex architectural projects while upholding international standards, local regulations, and sustainability principles.

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By integrating technical excellence, regional insight, and robust HSE practices, Zerock consistently delivers tailored, high-quality building solutions that ensure long-term value for clients and communities.

Residential Towers High-rise apartment complexes that combine structural efficiency with modern urban aesthetics, addressing the evolving needs of metropolitan living.

Residential Communities Turnkey development of villa compounds, gated communities, and townhouse clusters, designed for privacy, comfort, and long-term residential value.

Commercial Towers Office and mixed-use buildings featuring advanced MEP integration, high-performance fa&ccedil;ades, and premium interior finishes tailored for corporate functionality and brand identity.

Institutional Facilities Embassies, academic campuses, hospitals, and government buildings, built to meet stringent regulatory, operational, and security standards.

Design &amp; Build Services Integrated delivery model offering in-house design, value engineering, and construction execution&mdash;optimizing timelines, budgets, and coordination.

Interior Fit-Outs Custom interior solutions for hospitality, education, corporate and commercial sectors, balancing aesthetics with functionality, durability, and user experience.

MEP Systems Integration Complete coordination and implementation of mechanical, electrical, and plumbing systems, ensuring building performance and maintenance efficiency.

Sustainable Construction Adoption of green building practices, energy-efficient systems, and LEED-aligned methodologies to diminish environmental impact and enhance lifecycle value.

Key expertise

Comprehensive building solutions in Sub‑Saharan Africa and the Middle East—from concept to commissioning. Projects include towers, labs, embassies, and fit‑outs with sustainable, high‑standard delivery.

Zerock Buildings – Institutional, Residential & Commercial Projects

Buildings

Zerock plays a vital role in enhancing transport infrastructure across Sub-Saharan Africa, building and rehabilitating road and bridge networks that improve regional mobility, stimulate trade, and connect underserved regions. With over 25 years of experience, we have delivered complex infrastructure projects across Nigeria, Congo, Ivory Coast, and Mozambique&mdash;often remote or geotechnically demanding locations.

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Our in-house capabilities span engineering, procurement, construction, and quality assurance, supported by a dedicated fleet of asphalt and earthmoving equipment. Our teams leverage advanced construction techniques, modern equipment, and disciplined project management to ensure the efficient and timely delivery of roads, highways, interchanges, and bridge structures that meet both functional requirements and long-term performance standards for both public and private sectors.

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From national expressways to rural roads and industrial access networks, Zerock ensures each structure is built to last, withstanding environmental pressures, high traffic volumes, and time while supporting national development goals.

<ul>
	<li style="text-align:justify">Road Construction &amp; Rehabilitation&nbsp;Full-cycle execution of highways, arterial roads, and rural networks, including subgrade preparation, paving, and stormwater drainage.</li>
	<li style="text-align:justify">Bridge Engineering &amp; Construction&nbsp;Design and construction of bridges and culverts&mdash;ranging from reinforced concrete to structural steel systems&mdash;suited to diverse spans and load requirements.</li>
	<li style="text-align:justify">Integrated Infrastructure Planning&nbsp;Holistic planning combining road geometry, utility corridors, drainage systems, and traffic flow optimization for seamless urban and interurban mobility.</li>
	<li style="text-align:justify">Geotechnical &amp; Slope Stabilization&nbsp;Specialized solutions for challenging terrain, embankments, river crossings, and unstable soils, supported by in-house geotechnical and structural engineering expertise.</li>
	<li style="text-align:justify">Earthworks &amp; Grading&nbsp;Efficient execution of mass excavation, compaction and leveling works using Zerock&rsquo;s fleet, reducing reliance on third parties and ensuring consistency, and schedule adherence.</li>
	<li style="text-align:justify">Environmental Management&nbsp;Integration of erosion control, dust suppression, and eco-conscious materials selection into construction practices.</li>
	<li style="text-align:justify">Traffic Management &amp; Phasing&nbsp;Deployment of smart traffic diversion strategies and staged execution plans to maintain public access, minimize disruption, and ensure safety throughout construction.</li>
</ul>

Zerock specializes in durable highways, access roads and complex bridge crossings—engineered for climate, load, and longevity—connecting communities across Africa and the Middle East.

Zerock | Roads & Bridges Infrastructure

Roads & Bridges

Zerock delivers large-scale civil and infrastructure projects that shape communities and serve as the backbone of national development and growth. With experience for over quarter of a decade across Africa, we offer complete Engineering, Procurement, Construction, and Commissioning services for roads &amp; bridges, earthworks, drainage systems, and essential utility networks.

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Our operations span Nigeria, Congo, Mozambique, Cameroon, and Ivory Coast, supporting public and private sector clients. In-house production facilities for ready-mix concrete, asphalt production, steel fabrication, and geotechnical solutions allow us to maintain full control over quality, cost, and delivery timelines.

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Whether executing large public works or complex urban infrastructure, Zerock applies the highest standards of engineering, HSE compliance, and environmental stewardship&mdash;earning the trust of government agencies, developers, and international organizations.

Drainage &amp; Earthworks&nbsp;Excavation, grading, slope stabilization, culverts, and flood-control systems designed for urban resilience and climate impact mitigation.

Utility &amp; Underground Works&nbsp;Installation of water supply lines, stormwater systems, electrical ducting, and wastewater networks, integrated seamlessly into existing or new urban infrastructure.

Site Preparation &amp; Foundations&nbsp;Execution of bulk earthworks, soil improvement, piling, and foundation systems tailored to industrial, institutional, and mixed-use developments.

Materials &amp; Production Facilities&nbsp;Ownership and operation of concrete batching plants, asphalt production units, and steel fabrication workshops to ensure material availability, quality consistency, and cost efficiency across project sites.

Project Management &amp; Execution&nbsp;Comprehensive project oversight including procurement coordination, schedule control, site safety enforcement, and QA/QC implementation&mdash;ensuring timely, compliant, and sustainable outcomes.

Delivering large-scale civil engineering projects—earthworks, drainage, utilities, piling—backed by in-house concrete, asphalt, steel and geotechnical production across Africa’s growing urban hubs.

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