Members Area
T: +44 (0)114 551 8170

S3i Group have been successfully trading for 15 years and in that time have developed an enviable reputation for providing quality rigging products at competitive prices with excellent service. We welcome orders & enquiries from all business sectors including private individuals.

All our staff have first-hand experience of working with the products we sell – so each member of our sales force has the experience to recommend the right solution for you.

Many of our products are manufactured here in the UK – S3i Group are proud to support British business.

ISO 9001 Certified.

Balustrade Systems
We have put together a comprehensive collection of balustrade systems suitable for indoor or outdoor installation, to ensure your project is of the highest quality and specification. Versatile and hardwearing, our balustrade systems are designed to work with wire, glass or rod giving you full control over every aspect of your project.

Our glass balustrade systems feature a huge range of glass clamps, baluster posts and fittings in different styles. All our products are manufactured with a full understanding of the stringent safety requirements and legislation in this field. Our components are ideal for glass balustrade installations such as staircases, partitions, balconies and so much more.

Cable Railing Systems
We are proud to sell versatile and practical stainless steel wire balustrade assemblies manufactured in the UK using Marine Grade (316) stainless steel for use with 4mm stainless steel wire rope. Applications include: interior and exterior wire balustrades, outdoor decking cables, pergolas, trellising, boundary fencing wires, vineyard wires, wire suspension installations, simply decorative and so much more. Our made to measure stainless steel wire balustrade kits are available for either tube or flat mounting. Manufactured to your exact dimensions these kits are the ideal choice for any bespoke balustrade project.

Wire Trellis Systems
Covering an existing building with a green façade or green wall is becoming a popular way of reinventing old, tired buildings. Structures that have become outdated or that lack a natural green element can be beautified by the deliberate greening of their surfaces. Designed by our team after years of experience and research our tensioned wire trellis kit comes with all the components you need to create a stunning trellis system that is simple to install and will stand the test of time. We also supply ready sized kits of Green Wall Wire Trellis for the ultimate DIY solution. All the component pieces are supplied.

Stainless Steel Door Fittings
We offer high quality stainless steel door furniture to suit doors and frameless glass doors. Our vast collection includes stainless steel hinges, handles, knobs, locks and door patch fittings for mounting onto glass, designed to work together in perfect harmony. We aim to provide high quality innovative and contemporary solutions for any home and commercial setting. Simply combine stainless steel with glass for a truly sophisticated style that will stand the test of time.

Wire Rope & Rigging Hardware
S3i Group supply a huge range of stainless steel wire rope, lifting, marine and rigging fittings. You can order wire rope, wire rope end fittings, eye bolts, hooks, links and connectors in a range of sizes and styles. We hold large stocks of our stainless rigging fittings so that you get what you need quickly.

Wire Rope Assemblies
Our extensive collection of 316 marine grade stainless steel rigging assemblies are ideal for a host of applications. Suitable for Marine rigging, DIY, architectural tension cables, structural tendons, landscaping cables, horticulture, balustrade tension wire infill, sign hanging and suspension, lifting, catenary cables and more. We also offer a custom service to producing bespoke wire rope assemblies with professionally swaged end fittings for your individual needs.

Stainless Steel Shackles
Our aim has always been to offer the best quality stainless steel shackles, with extensive ranges of marine, lifting, safety, snap, strip and super duplex shackles for a multitude of purposes. We have a comprehensive variety of shapes with D, Bow, Long, Wide and Twist styles available. Testing and certification with stamping is available for all marine shackles.

Stainless Steel Turnbuckles
We offer a range of sizes and styles from lifting turnbuckles with proof load testing to open body turnbuckles that are ideal for landscape and horticultural use. We also supply closed body turnbuckles manufactured from high quality 316 grade stainless steel for architectural structures and rigging applications.

Tie Bar Systems
All our tie bar systems are manufactured to a high specification from high tensile stainless steel materials, with the choice of 316 grade stainless steel, duplex stainless steel and carbon steel options available. All our tie bar components are tested for material quality and tolerances so that you can buy from us with confidence. We have vast experience with tie rod systems and can offer friendly help to architects, specifiers, designers and also end users.

Cutters & Tools
We are proud to supply the best quality products available – so it is only logical that we offer you the highest quality fitting aids and accessories. Whether it is architectural, wire trellis, balustrade or glass we have put together a comprehensive collection of high quality tools, wire cutters, swaging and crimping tools, adhesives, cleaners and fitting aids to ensure your installation is as smooth as possible.

Main Contact Details

1 Faraday Close
Snape Lane
South Yorkshire
United Kingdom
DN11 8RU

T: 01302 752504

James Arrowsmith
Managing Director
01302 752504

Nick Arrowsmith
Marketing Director
01302 752504


Architecture Building and Construction:  Architectural fabrications, Balustrading, Building support systems, Cable management products, Fencing, Gates, Handrails, Masonry fixings, Support systems, Swimming pool fittings, Architectural metalwork, Tension rod systems, Post tensioning systems

Fasteners:  Bolts, Clamps, Clips, Nuts, Tie bars, Washers, Specialised fasteners, Non-standard fasteners

Fixings:  Chains, Linkages

Long Products (Bar, Rod and Wire):  Wire, Wire – profile, Wire – round, Wire products

Ships and Marine:  Yacht fittings, Yacht rigging

Street Furniture:  Sculptures

Tube Products:  Flanges, Pipefittings, Tube fittings – elbows, Tube fittings – general, Tube fittings – tees, Tube systems

Wire Mesh:  Wire mesh – welded, Wire mesh – woven


Testing Services:  Failure analysis, Mechanical testing, Testing services