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Interstate Architects Limited (IAL) is a distinguished architectural, urban planning, project, and facilities management consulting firm based in Nigeria. With a legacy spanning over 70 years, IAL has been instrumental in shaping Nigeria’s built environment, delivering landmark projects across all states, including the Federal Capital Territory.

Historical Background

Established in 1952, IAL has evolved through decades of dedicated service and expertise. The firm’s commitment to excellence is reflected in its extensive portfolio, encompassing a diverse range of building types and urban developments.

Services Offered

IAL offers a comprehensive suite of services, including:

  • Architecture: Designing innovative and functional structures that meet clients’ needs.
  • Interior Design: Creating aesthetically pleasing and practical interior spaces.
  • Landscape Architecture: Developing sustainable and harmonious outdoor environments.
  • Engineering: Providing structural and civil engineering solutions to complement architectural designs.
  • Project Management: Overseeing projects from conception to completion, ensuring quality and efficiency.


Notable Projects

IAL’s portfolio includes significant projects across various sectors:

  • Commercial: Development of office complexes and commercial centers.
  • Educational: Design and construction of academic institutions and facilities.
  • Healthcare: Development of hospitals and medical centers.
  • Historical: Preservation and restoration of heritage sites.
  • Institutional: Construction of government and public sector buildings.
  • Mixed-Use: Development of multifunctional complexes combining residential, commercial, and recreational spaces.
  • Residential: Design and construction of housing projects and private residences.
  • Urban Planning: Master planning and development of urban areas to promote sustainable growth.


Leadership Team

The firm’s leadership comprises seasoned professionals with extensive experience:

  • Festus Adeleke Adesina: Chairman of the Board, with over 50 years in the building industry, specializing in project administration and management.
  • Olusegun P. Adetokunbo Ladega, FNIA: Managing Director and CEO, a Chartered and Registered Architect with 40 years of consultancy practice experience, covering architectural design, project management, and dispute resolution.
  • Tubotamunonimi Ekine Ekine: Executive Director, who joined IAL in 1992 and has extensive experience in design, contract administration, project, and facility management.


For more details, you can visit the website here.

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