The I & N companies are specialists to the construction industry for design, detailing,
supply, fabrication, blast cleaning, painting, galvanising and installation of primary
structural steelwork, secondary steelwork, metalwork, architectural fabrications
and glulam timber.
Experienced team of estimators offering tender advice and timely tender returns to
all enquiries with accurate tendering to ensure our customers receive competitive
Value engineered design solutions, structural design and connection design for traditional
consultant design projects.
General arrangement drawings, detailed manufacturing drawings, site erection marking
plans and as built drawings completed using the latest Tekla or Strucad 3D modelling
Manufacture and Fabrication
Fabrication is undertaken in our 1500m² under cover manufacturing facility based
in Shirebrook, Mansfield.
Complete project management service of primary and secondary steelwork contracts
from design stage through to project completion. Expertise in swift completion and
Highly qualified and experienced site managers, steel erectors, welders, appointed
persons, crane supervisors, slingers and signalers. Compliance with all health and