British Business Bank plc is a government-owned development bank that operates in the United Kingdom. The bank was established in 2014 to support small and medium-sized businesses (SMEs) in the UK by providing access to finance and other forms of support. The bank operates in the Other Financial Services sector and has a key focus on decarbonisation and renewable energy.

The bank's mission is to help businesses grow and prosper by providing financial support and other forms of assistance. The bank works closely with SMEs to understand their needs and provide tailored solutions that meet their specific requirements. The bank also works with other financial institutions to provide access to finance for SMEs.

One of the key areas of focus for the British Business Bank is decarbonisation. The bank recognises the importance of reducing carbon emissions and transitioning to a low-carbon economy. To support this goal, the bank has launched a number of initiatives to support businesses in the UK to reduce their carbon footprint.

One such initiative is the Corporate Energy Efficiency Programme. This programme provides funding and support to SMEs to help them reduce their energy consumption and improve their energy efficiency. The programme offers a range of services, including energy audits, energy management advice, and funding for energy-saving measures.

Another initiative launched by the British Business Bank is the Corporate Power Purchase Agreement (PPA) Programme. This programme provides funding and support to businesses to enable them to enter into corporate PPAs for renewable energy. Corporate PPAs are agreements between businesses and renewable energy providers that enable businesses to purchase renewable energy directly from the provider. The British Business Bank's programme provides funding to cover the costs associated with entering into a corporate PPA, such as legal fees and transaction costs.

The bank also supports businesses in the renewable energy sector through its Renewable Energy Investment Fund. This fund provides equity and debt financing to renewable energy projects in the UK. The fund supports a range of renewable energy technologies, including wind, solar, and biomass.

In addition to its focus on decarbonisation and renewable energy, the British Business Bank provides a range of other financial support and services to SMEs. The bank operates a number of programmes to support businesses in accessing finance, including the Enterprise Finance Guarantee Scheme, the Start-Up Loans Programme, and the British Business Bank Investment Programme.

The Enterprise Finance Guarantee Scheme provides guarantees to lenders to encourage them to lend to SMEs that may not otherwise be able to access finance. The Start-Up Loans Programme provides loans to new businesses to help them get started. The British Business Bank Investment Programme provides equity and debt financing to high-growth businesses.

The British Business Bank also provides support to businesses through its network of partners. The bank works with a range of organisations, including banks, venture capital firms, and business support organisations, to provide access to finance and other forms of support to SMEs.

Overall, the British Business Bank is a key player in the UK's financial landscape, providing support and assistance to SMEs across a range of sectors. The bank's focus on decarbonisation and renewable energy is particularly important in the context of the UK's transition to a low-carbon economy. Through its various initiatives and programmes, the British Business Bank is helping to support businesses in reducing their carbon footprint and contributing to a more sustainable future.