Monique Lempers Monique Lempers is Value Chain Director at Fairphone. Monique is passionate in driving sustainable value in the supply chains of businesses. In her former role as Senior Program Manager at The Sustainable Trade Initiative (IDH), she led sector transformation programs in textiles, mining and electronics. This work included building a more sustainable workforce by enhancing worker-management dialogue, developing employees’ skills and careers to lower employee turnover, boost energy efficiency and improve overall supply chain performance.