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Business Details
21 Years
experience
Chartered Architects in London | NTA16 Architects
NTA16 Architects is a RIBA chartered practice dedicated to delivering design excellence and comprehensive architectural solutions. Our expertise spans from initial feasibility studies to project completion, encompassing building design, interior design, and urban planning. We prioritise client needs, translating aspirations into visionary architectural outcomes while maintaining a commitment to innovation and detail. With over four decades of collective experience, our team specialises in diverse sectors including housing, education, healthcare, and historic conservation. We integrate sustainable practices and alternative construction methods, ensuring projects meet modern environmental standards.

Our international presence, with affiliated offices in Germany and Romania, supports a global perspective on design and development. We collaborate with a network of top consultants to provide holistic services, including CDM coordination and access audits. Our work has demonstrably enhanced value for clients across the UK, Europe, Africa, and beyond. Recognised for our expertise in accessibility design, we have conducted hundreds of audits, reconciling conservation with modern needs. Our approach combines technical proficiency with a deep understanding of cultural and societal contexts, ensuring each project reflects its unique environment.
Services
Architectural Design Interior Design Urban Planning CDM Coordination Access Audits Feasibility Studies Contract Administration Historic Conservation Sustainable Development Project Management
Details
  • Year established: 2005
Highlights and features
  • RIBA chartered practice with 40+ years of combined experience
  • Specialists in accessibility design with 20+ years in access audits
  • Proven expertise in sustainable development and historic conservation
  • International network with projects across five continents
  • Integrated CDM coordination and multidisciplinary consultant partnerships
Associations and certifications
  • Royal Institute of British Architects
  • Academy of CDM Project Co-ordinators
Services
Architectural Design
We provide comprehensive architectural design services from concept to completion. Our approach combines innovative design with technical precision, ensuring projects meet regulatory requirements and client aspirations. Specialising in new builds, conversions, and historic conservation, we deliver solutions tailored to each site's unique context.
CDM Coordination
Our CDM coordination services ensure compliance with health and safety regulations throughout the project lifecycle. We manage risk assessments, coordinate contractor activities, and maintain safety documentation. With membership in the Academy of CDM Project Co-ordinators since 1999, we guarantee regulatory adherence for complex developments.
Access Audits
We conduct detailed access audits to ensure compliance with the Equality Act 2010. Our team has completed hundreds of assessments for schools, hospitals, and public buildings, balancing accessibility requirements with conservation needs. This service includes feasibility studies and implementation plans for necessary improvements.
Sustainable Development
We integrate sustainable practices into all projects, focusing on energy efficiency and alternative construction methods. Our expertise includes modular construction, environmental impact assessments, and creating buildings that minimise carbon footprints while maintaining functional excellence for diverse sectors.
International Projects
With affiliated offices in Germany and Romania, we deliver architectural solutions across five continents. Our international experience spans from Nigerian hotels to Mexican industrial developments. We provide local market knowledge combined with UK design standards, ensuring culturally appropriate and technically robust outcomes.
People
Iolanda M. B. Costide
Main Equity Director
Iolanda Costide leads NTA16 Architects with over 30 years of experience in architectural design and development consultancy. She has directed projects across Europe, Africa, and Latin America, specialising in sustainable urban regeneration and historic conservation. Her leadership combines creative vision with technical expertise.
Leonard Overy-Owen
Health & Safety Partner
Leonard Overy-Owen specialises in health and safety compliance and design-build methodologies. With over 25 years in CDM coordination, he ensures rigorous safety standards across all projects. His expertise includes risk assessment frameworks and contractor management systems for complex developments.
Questions
What architectural services do you offer?
We provide full architectural services including design, feasibility studies, contract administration, and CDM coordination. Our expertise covers residential, commercial, and public sector projects.
Do you specialise in historic building conservation?
Yes, we have extensive experience in historic conservation projects, balancing preservation requirements with modern accessibility needs and regulatory compliance.
Can you assist with international architectural projects?
We operate globally with affiliated offices in Germany and Romania, delivering projects in Africa, Latin America, and Europe while maintaining UK design standards.
What sustainability practices do you implement?
We integrate sustainable materials, energy-efficient designs, and alternative construction methods. Our projects prioritise environmental impact reduction while maintaining functional excellence.
Do you provide accessibility compliance assessments?
Yes, we conduct detailed access audits under the Equality Act 2010, offering feasibility studies and implementation plans for accessibility improvements in existing buildings.