The most socially responsibility construction company and their sustainability

This assignment is group assignment so the writer only need to write part of the assignment which are 1500 words. I also need 200 words presentation speeches about the part. My group work need to focus on two construction company which are Lend Lease (Australia) and Hochtief (Germany). My part is Wider Environmental Impact and Sustainability about these two companies. The writer should focus this point and relevant to the question 3 which is the sustainability and environment benefits,success and contribution about these two companies and write few contents in their measuring methods of sustainability. And the writer do not need to write the introduction and conclusion, he only need to write the sustainability and environment content of the report.The writer should use at least two case studies(literature) in the content to focus the sustainability topic.