National Building Services

Company Overview: 

Flagstaff Building Services Ltd, trading as National Building Services, is a premier contractor delivering comprehensive building maintenance solutions across UK/ Ireland/ Nordics. With a reputation for excellence and reliability, we specialize in a diverse range of sectors, including retail warehouses, hospitality, sustainability. Our experienced team is dedicated to providing high-quality, cost-effective, and sustainable construction and refurbishment services. Our sample customers include McDonalds, JD Wetherspoon, Currys Dixon, Campus Living, Jewson / Stark Group, 
Smyth Toys, Multiple PBSA ( Purpose Built Student Accommodation) Providers, Regus, Vinci Facilities, Wates Group and PPG Group.
Our leadership team is composed of industry experts with extensive experience in the construction and building services sector.

With a commitment to innovation, efficiency, and customer satisfaction, our key staff include:
•    Frank Glenn – Managing Director, responsible for strategic growth, operational leadership and software develpment. 
•    Brendan Loy – Head of Project Management, ensuring seamless execution of all projects.
•    Russel McGivern - Senior Contracts Manager - Reactive/Planned Maintenance. Overseeing negotiations, compliance & performance. 
•    Enda Ferris – Financial Controller, managing budgets and financial planning.
•    Katie O’Hare – Sustainability & Compliance Officer, leading our green initiatives and SEAI onboarding.

National Building Services provides an extensive range of construction and refurbishment solutions tailored to meet the unique needs of our clients. Our expertise spans:
•    Retail Warehouses – Full-scale construction, fit-out, and refurbishment solutions for large-scale retail spaces.
•    Hospitality Sector – Comprehensive building services for hotels, restaurants, and leisure establishments, ensuring high-end finishes and seamless project delivery.
•    Student Accommodation – Design, development, and refurbishment of student housing, ensuring modern, comfortable, and energy-efficient and sustainable living spaces.

In 2025 we are proud to announce our onboarding with Wolseley, Howdens, Dominos and  the Sustainable Energy Authority of Ireland (SEAI), reinforcing our commitment to sustainable construction and energy efficiency. This strategic move enables us to offer a one-stop contracting service in the Republic of Ireland, ensuring:
•    Access to SEAI grants and funding programs for energy-efficient building upgrades.
•    Compliance with the latest sustainability standards and green building practices.
•    End-to-end project management, from initial consultation to final delivery, with a focus on energy efficiency and cost-effectiveness.

At National Building Services, we are committed to delivering excellence in construction, providing our clients with tailored solutions that prioritize sustainability, efficiency, and innovation. Whether our customers  are looking for a trusted partner in retail, hospitality, or student accommodation projects, we are here to help achieve their goals seamlessly and successfully.