Utilities | Sienna Construction

Working with utility companies

We have been working alongside major utility companies, such as SSE and SGN since our formation, to deliver the construction of new substations, internal fit outs, refurbishment or extension of existing substations, and general civil engineering works.

We deliver a wide variety of building and civil engineering works including:

Ground works
Construction of concrete access roads
Construction of transformer & cooler bunds
Excavation for and construction of concrete bases for electrical equipment
Building typical traditional masonry block & brick switch houses with reinforced concrete cable basements and steel sheet roofing, or elevated switch house buildings with walls and roof constructed of composite steel cladding.
Installation of concrete cable troughs and ducting
Provision and repair of drainage and the laying of compacted stone surfacing.

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Our Capabilities

Why Sienna?

Strong track record of delivering projects of this nature within controlled environments, on time and too budget
Value for Money – We save you money through effective value engineering
Open, Collaborative, no hassle teamwork approach - we work with you to ensure projects are delivered on time, too budget and snag free
Skilled team of direct labour who work to the Sienna expectations and have the ability to adapt quickly whilst working to strict health and safety standards.
Director level involvement on all projects
Working towards NERS accreditation

My overall impression was a well set up and tidy site with a proactive approach to managing safety and welfare. I found that there is an attitude at Sienna of wanting to continuously improve and a willingness to discuss issues.

Carl Pates, 2016

SSE

Case Studies

Construction

Utilities

SSE, New 33Kv Switch House, Yeovil

SSEN, New 133kV Substation, Bicester