Jasvir is the founding Chair of City Sikhs, an organisation established in 2010 which provides a voice for progressive Sikhs in the UK and which has over 10,000 members throughout the country.
In 2012, Jasvir launched the British Sikh Report, which is a comprehensive document based on views and opinions of Sikhs in the UK and which provides robust data on an annual basis for the benefit of the British Sikh community.
He is the current Vice Chair of the Faiths Forum for London, which works with the capital's nine main faith communities in encouraging and promoting interfaith projects.
Jasvir was Chair of the Grand Trunk Project, which looks to bring the Hindu, Muslim and Sikh communities of South Asian heritage throughout the country closer together in dialogue and understanding by way of grassroots collaborative projects.
Jasvir is a co-founder of South Asian Heritage Month.
He is also a regular contributor to BBC Radio 4's Thought for the Day.
Jasvir is an established family law barrister based in Temple and has been in practice over 15 years.
He was appointed Commander of the Order of the British Empire (CBE) in the 2023 New Year Honours for services to charity, faith communities and social cohesion. His CBE was awarded in recognition of his work bringing together faith communities and advocating for groups that are vulnerable. He was appointed Officer of the Order of the British Empire (OBE) in the 2017 New Year Honours for services to promoting community cohesion.