About Us

South Staffordshire Infrastructure Services

Improving the quality & efficiency of essential infrastructure

SSI Services is the specialist contracting arm of South Staffordshire Plc, providing a broad range of specialist services from design through to installation, testing and repair to long term maintenance contracts.
SSI Services is a member of South Staffordshire Plc 

Ownership & Investors

South Staffordshire PLC

South Staffordshire Plc is owned by the independent infrastructure investment advisory company Arjun Infrastructure Partners (AIP), which holds a majority interest in the Group.
South Staffordshire Plc is an integrated services group with highly regarded regulated water supply businesses with two separate supply regions (South Staffs Water and Cambridge Water) coupled with the provision of related non-regulated specialist services within two main divisions, Echo and SSI Services.
For more information about South Staffordshire Plc, please visit the South Staffordshire PLC Website.

the SSI Services organisational structure

Arjun Infrastructure Partners

Arjun Infrastructure Partners facilitates the direct infrastructure investment strategy of large sophisticated investors working in partnership whilst allowing each investor to retain all the benefits of a direct investment approach. Founded in 2015, AIP has now made seven investments on behalf of its investors in the UK and the Middle East.

Mitsubishi Corporation

Mitsubishi Corporation (MC) is a global integrated business enterprise that develops and operates businesses across virtually every industry including industrial finance, energy, metals, machinery, chemicals, living essentials, and environmental business. MC's current activities are expanding far beyond its traditional trading operations as its diverse business ranges from natural resources development to investment in retail business, infrastructure, financial products and manufacturing of industrial goods. With over 200 offices and subsidiaries in approximately 90 countries worldwide and a network of over 600 group companies, MC employs a multinational workforce of over 70,000 people.

Brands in the SSI Services Group

Learn more about the services & businesses in under SSI Services

SSI History: A Timeline

Everything has a history

Founded in 1999, SSI Services was first incorporated as OnSite North Midlands Ltd.

Learn more about the South Staffordshire Infrastructure Services journey

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Health & Safety

A Group level Health and Safety Strategy Forum, led by the Group Chief Executive and supported by the Head of Health and Safety, continues to oversee activities in this important area of the business.

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We actively support & create relationships with the local community. In 2017, we launched our school partnership programme to help prepare the West Midlands’ future workforce as well as launching an employee sponsorship programme.

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  • Fleet services
    Fleet Services have been a provider of maintenance and associated services to Walsall Housing Group (whg) for over 8yrs and their expertise and understanding of fleet across the vehicle repair industry has assisted whg in providing an excellent service to its customers.  They understand whg's requirements and importance of returning a vehicle back to service promptly, they have a flexible approach and have adjusted where required to the business needs of whg with support that is unrivalled across the sector.
    Walsall Housing Group

SSI Services People

Our People

At SSI Services we take pride in attracting the industry's leading experts to provide direction and leadership to our Group businesses. It is their unique set of skills, personalities and experiences that makes us one of the UK’s most diverse service providers. We adopt a ‘one team’ attitude which breaks down silos and helps us engage effectively from the initial enquiry to operational delivery and full handover. Our collaborative and non-confrontational working style places a great emphasis on teamwork, trust, and the welcoming of diverging opinions.


Not just a Job
Why don't you join our team, with roles across the United Kingdom.
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