Our Mission Vision

Contact Us

Engage STONNA early for buildability input, value engineering, and specialist steel packages across London & the South East.

Get in Touch

Let’s Talk About Your Project

Whether you need early-stage budget guidance, mezzanine design advice, or a full steel package quote — we’re ready to help.

Our Office

Hyde House, The Hyde,
London NW9 6LH

Phone

+44 (0) 208 050 74 57
+44 (0) 780 181 49 81

Early Engagement

Pre-Tender Value & Coordination

architecture

Architects & Engineers

Require early-stage structural coordination or buildability reviews for your self-storage or warehouse project? We provide design intelligence before tender.

apartment

Developers & Operators

Planning a new self-storage facility or warehouse conversion? Get budget guidance, mezzanine consultancy, and steel package pricing from our specialist team.

construction

Main Contractors

Need a reliable steel subcontractor for a live project? We deliver Director-led project management, safe installation, and strict programme adherence.

Get in Touch

Ready to Discuss Your Steel Package?

The best outcomes come from early involvement. We provide budget guidance, buildability reviews, and mezzanine design support before tender — so your project starts right.

Request a Consultation No obligation · Free initial consultation