Elisa has been an attorney since 2000. She left Houthoff Buruma to join Pels Rijcken in 2007.Elisa is specialised in the invitation to tender of major projects, including public-private partnerships in the area of traffic and building infrastructure and ICT. She was involved, for example, in the invitation to tender of the Design, Build, Finance and Maintain (DBFM) contracts of the road pricing system, the A15 (Maasvlakte-Vaanplein) motorway project and the A1-A6 (Diemen-Almere Havendreef) motorway project. She is also supervising the Green Corridor Project in Aruba. In addition, Elisa frequently litigates at civil courts in complex preliminary relief proceedings concerning invitations to tender on behalf of contracting authorities.
Elisa also gives courses and presentations on procurement law.