Firestopping and intumescent coating specialist in County Londonderry.

Damper installation, fire spray and door inspection under one roof.

Ottawa firestop specialist with STI- and Hilti-accredited installers.

Newport and Swansea fire safety contractor with FIRAS-certified fire door services.

Belfast passive fire protection specialist working across the UK and Ireland.

Third-party certified passive fire protection for London and the South East.

Fire dampers, firestopping and annual fire safety inspections.

Hampshire consultancy holding LPS 1271 and LPS 1197.

Penetration sealing and structural protection across NSW and Queensland.

South East fire safety contractor, third-party certified passive works.

FM 4991 certified firestop and life-safety compliance contractor.

Fire damper and barrier inspection and rectification.

National supplier and installer of passive fire protection systems.

Design-and-build passive fire protection across both islands.

Diamond drilling contractor with an LPS 1531 fire protection division.

Northern Ireland passive and structural fire protection contractor.

Passive fire protection installer covering firestopping and coatings.

Certificated fire stopping and compartmentation surveying for London and the Home Counties.

Independent third-party firestopping special inspection agency.

Passive fire compliance, certification and auditing from Concord.

Dually FM- and UL-certified firestop specialist in Michigan.

Engineering judgements and testing, led by a serving ULC fire-tests committee member.

FM 4991 approved firestop contractor for Dallas–Fort Worth healthcare work.

Vienna-area fire-protection contractor with a numbered TÜV certificate.

FIRAS-certified intumescent coating and firestopping specialist.

Victoria's largest specialist passive fire workforce.

Cambridgeshire fire safety consultancy, LPS 1197 approved.

Caerphilly contractor combining passive fire protection with compartmentation surveying.

UL Qualified Firestop Contractor working across six south-western states.

Bay Area firestop consultancy and FCIA-listed special inspection agency.

IFC-certified passive fire protection with northern and London operations.

Structural steel fire protection specialist, LPCB-listed.

ICB-certified fire and smoke damper testing in the Pacific Northwest.

Fire compartmentation, penetration seals and inspection.

National contractor for structural fire protection and fire-rated service ducts.

APSAD-certified installation and maintenance of fire compartmentation across France.

Type 4 intrusive survey and firestopping specialist.

UK-wide drilling and passive fire protection group, LPS 1531 approved.

Barrier management and fire door compliance for healthcare estates.

Fire protection contractor with certified firestopping technicians.

Manufacturer and installer of solvent-free, halogen-free fire-stopping systems.

Somerset passive fire protection contractor with a northern office.

FM 4991 Approved and UL Qualified firestop specialist.

County Durham passive fire and doorset contractor, LPS 1271.

One of four Canadian FCIA members carrying the fire and smoke damper flag.

Certified firestopping and compliance for commercial buildings.

Wisconsin's first UL Qualified firestop and fireproofing contractor.

Designs, manufactures and installs its own passive systems.

Leicestershire specialist in intumescent paint and fire stopping.

East Anglian passive fire protection contractor.

Fire door, damper and barrier compliance across all 50 states.

IFC-certified firestopping, compartmentation and fire door remediation.

Fire-stopping specialist manufacturing and installing the KBS penetration-seal range.

UL Qualified firestop contractor for the Portland metro.

Nottinghamshire firestopping and structural fire protection contractor.

UL Qualified Firestop Contractor with a fire barrier assessment programme.

Manufacturer and installer of PYRO-SAFE penetration seals and coatings.

Fire-resistant sealing, compartmentation and damper works.

Midlands contractor for intumescent paint, fire stopping and fire boarding.

Calgary firestop installation and inspection, UL Solutions qualified.

UL-audited firestop installation for semiconductor, pharma and data centres.