* Build and maintain relationships with existing clients to increase retention and repeat business * Reconnect dormant clients and identify new business opportunities * Monitor client satisfaction and coordinate issue resolution with internal teams * Prepare and manage quotations, project calculations, invoices, contracts, and other commercial documents * Coordinate with internal stakeholders to ensure timely and accurate document delivery * Maintain client records and documentation in the CRM system * Prepare regular reports on client retention and BD support performance * Support continuous improvements to client service and sales operations