Lemona is an award-winning gender equity and sustainable development advocate. She is the Co-Founder and CEO of the Global Activists Network (GAN) and the Founder of OurCause, not-for-profits working to achieve the Agenda 2030. 

Her focus is on women’s economic justice and works on policy development and awareness-building with marginalized communities in low and middle-income countries and advises the G7 and G20 on women’s issues. 

She has been named as the UN Champion for Change for her contribution in raising awareness of gender equality. She is an advisor to the Commonwealth Business Women’s Network, the Vice-Chair of the Women’s Advisory Council. 

For her work in diversity and inclusion, she has been recognised as the Ethnic Minority Future Leader in the UK, the World Pulse Featured Changemaker, the World Pulse Featured Initiative and a McCain Global Leader. She has been chosen as a batonbearer for the Queen’s Baton Relay and honoured by His Majesty King Charles III and Queen Consort Camilla as a Community Champion. 

Lemona works to promote the Sustainable Development Goals (SDGs) and actively promotes youth empowerment through training. She has led over 2000 activists and NGOs globally on SDGs. She has delivered her sessions at Anglia Ruskin University and also University of Sussex.

She works with the minority communities in Bangladesh including the LGBTQ community, sex workers as well as religious and ethnic minorities through her campaign “SheOwns” to reform land and property laws and “Literacy as Inclusion” to promote financial-digital literacy. She sits at the Global Advisory Committee of Equal Asia Foundation and is the Law & Advocacy Director of Women in Global Health, Bangladesh.

She worked to develop the WHO policy bank on gender-transformative policies in the health and care workforce and develop the UK's feminist foreign policies through the Centre for Feminist Foreign Policy (CFFP).