who we are

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Welcome to O.K. Isokariari Nigeria Limited (O.K.I), a leading EPC company established in 1972. With over five decades of experience, we specialize in civil engineering and building projects for a diverse range of clients. Our reputation is built on professionalism, efficiency, and unmatched quality service delivery.

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Why choose us?

  • Experience and Expertise

    With over 50 years of experience, O.K.I brings deep expertise to every project.

  • Uncompromising Quality

    We are committed to delivering projects of the highest standard, adhering to international best practices.

  • Safety and Sustainability

    Our focus on health, safety, and environmental protection ensures responsible project execution.

Our Services

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Design and Surveying

Meticulous design and surveying services to ensure precision and adherence to industry standards.

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Construction of Buildings, Roads, and Bridges

Expertise in constructing high-quality buildings, roads, and bridges with a focus on durability and functionality.

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Geotechnical Investigation

Thorough geotechnical investigations to assess soil conditions and provide valuable insights for foundation design and construction.

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Turnkey Projects

Complete project management from inception to commissioning, offering convenience and seamless execution.

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Pipeline Laying, Pigging, and Inspection

Specialized services for pipeline laying, pigging, and inspection to ensure efficient and reliable pipeline systems

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Project Management

Skilled project management to oversee all aspects of a project, including coordination, cost control, and timely delivery

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Years of Engineering
Excellence

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Trusted Clients

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Certified Engineers

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Successful Projects

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Advanced Equipment

Our mission is to deliver quality engineering services promote research and innovation

Our Purpose

To satisfy each and every client, to make every designer proud, to honor all our obligations, to enhance the reputation of our industry and to improve the society at large.

Our Vision

To be a preferred choice in the delivery of quality engineering services in nigeria and in the west african region

Our Mission

To promote continuous research, innovation and good governance.
  • Purpose
  • Mission
  • Vision

Our Projects



Our Partners

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From Our Blog

Check Our Inside Story