Trident Service

Environmental services for the public and private sectors.


Organized according to sectors of expertise:

SICTRM de la vallée du Loing (77) / BBJ

  • Project: Drafting of the file of classified facilities for the protection of the environment for a civic amenity site and the garage of the household waste collection activity of the municipality.
  • Date: July 2007.
  • Contact: Mr. Marc JULIENNE, +33 (0)4 71 46 30 24.


  • Project: Feasibility study for the construction of a recovery factory for bulky waste and industrial waste. Characterization of the waste disposal, process definition, material recovery and alternative fuel, financial analysis: investment, operating costs and profitability.
  • Date: September 2007.
  • Contact: Mr. Georges BUELLET, +33 (0)3 80 26 58 58.


  • Project:Feasibility study : alternative transport alternative to the road for newspapers and paper of the waste sorting centre in Le Havre.
  • Date: June 2008.
  • Contact: Mr Bernard DELSAHUT, +33 (0)3 86 46 95 75.

SMICTOM Alsace Centrale(67)

  • Project: Selective collection and sorting of househould packaging, Evaluation of the current situation, alternative development: modernization of the center, on-site sorting part, outsourcing sorting, evaluation of investment and operating costs, economic, legal and social aid to the passage of a benefit to a regulated Delegation Public Service.
  • Date: September 2009.
  • Contact: Mr. Jean-Luc PATRIS, +33 (0)3 88 92 27 19.

DLA Périgord initiative, in support to the recycling facility RecupActeurs (24)

  • Project: Assistance to the development of the association, economic evaluation of the structure, elaboration of the forecast budget. Technical and economic prospects for business development, research of funding opportunities.
  • Date: December 2009.
  • Contact: Mrs. Annabelle TALLET, +33 (0)5 53 35 80 23.

SMTD 65 (French Waste Association in the High Pyrenees area).

  • Project: Inventory of facilities for waste sorting and waste transfer in the Hautes Pyrenees area. Positioning and sizing of facilities for waste sorting and waste transfer, in order to optimize costs on 15 coming years. Description of facilities to build, costing of investments and operating costs.
  • Date: April 2010.
  • Contact: Mr. POUIDOMANGE, +33 (0)5 62 53 34 38.

SEMARDEL, Ecosite de Vert-le-Grand (91)

  • Project:Assistance to the owner for a unit pyrogasification. Techno-economic rating, study of incoming waste load in the unit pyrogasification, compatibility with other processing means.
  • Date: September 2010.
  • Contact: Mr. Patrice Brun, +33 (0)1 64 56 75 00.

SEMARDEL, Ecosite de Vert-le-Grand (91)

  • Project: Preliminary operations to the receipt of the sorting centre of waste selective collection : characterization of the incoming waste load, performance measurement of the chain sorting, proposals for improvement.
  • Date: December 2010.
  • Contact: Patrick MARTIN, +33 (0)1 64 56 75 16.

European Union - Egis International

  • Project: Sofia city. Waste streams, waste analysis, design of MBT with RDF production, financial and economical analysis, application form and cost analysis for European Commission.
  • Date: June-August 2011.
  • Contact: Mr. Bertrand DESTALENX,