the consultation concerns the drilling works and associated well services contract divided into 4 lots, concerning the construction of a new geothermal doublet in Dogger intended to supply the SMIREC heating network in the municipalities of Pierrefitte-Sur-Seine, Epinay-sur-Seine & Villetaneuse. The drilling work involves the construction of 2 oriented and inclined wells targeting the Dogger exploited in a bare hole, whose wellheads will be on the same platform in Villetaneuse. The market is divided into 4 lots. Lot 1 and Lots 2, 3 and 4 are launched separately. This consultation concerns Lots 2, 3 and 4

drilling and integrated well services - provision of a heavy drilling rig of capacities adapted to the objective, its staffing and its execution and supervisory staff, a test line, drilling tools and Bhas for vertical sections, verticality control means, recovery Bhas, tubing equipment and personnel, and supply of cementing accessories (clogs, rings, centerers, stop collars, cementing scrapers and umbrellas, DVS. Site guarding. Supply of consumables and personnel for the cementing of casings, realization and management of drilling sludge, waste and treatment and disposal of liquid and solid effluents and TRF and LIH insurance. Directed drilling service: engineering and planning, implementation and monitoring of diverted drilling equipment and seals including compatible drilling tools. Reservoir acidification services, and well testing. General logistics on the drilling site (crane, lifting, transport)

monitoring of muds and drilling parameters - mud Logging: Provision of measurement equipment and personnel necessary for geological monitoring and acquisition, recording and treatment of technical drilling parameters and mud, recording of well tests and gas detection

Logging - Provision and implementation of real-time and delayed logging tools (estimation of future cement volumes, quality control cementation of tubes and their internal state, argillosity of the terrain and hydrogeological characteristics of the target reservoir)