Estrella International Energy Services Ltd. provides services to petroleum, mining, and geothermal sectors in Argentina, Chile, Peru, Bolivia, and Colombia. The company offers drilling and workover rigs; and directional drilling, verticality monitoring, MWD, cementing, coiled tubing, and drilling optimization services. It also rents tools, such as stabilizers, down hole motors, jars, shock subs, and other products. In addition, the company provides project management and engineering consulting services, including well construction, completion, and intervention engineering; drilling and workover management; production enhancement; field management; equipment engineering and design; rig selection, contracting, fabrication, and commissioning; engineering studies; and turnkey, lump sum, and integrated services projects. Estrella International Energy Services Ltd. was founded in 2001 and is headquartered in Buenos Aires, Argentina.