© All rights reserved WENTZEL Environmental Contracting Ltd. 2011 Can I use my source of renewable energy?  How can I use it?  How much will it cost?   WENTZEL Environmental Contracting Ltd. (WEC Ltd.) is an independent renewable energy consultancy and project developer. We provide comprehensive, objective and practical project development services to clients around the world, with core competencies in:     Site assessments & Feasibility studies     Planning & Design     Project Development & Project Management     Environmental & Regulatory approvals     Implementation     Due diligence We provide expert services for developers wishing to use solar, wind, water, geothermal, biomass or ocean energy. Welcome Connect to your renewable energy here.