design logo for company -- 2

Job ID: 34693717

Budget: $30 – $250 AUD

seeking to improve an existing logo design and/or create a totally new logo design for a company which is based in the construction industry and focuses on high end residential and commercial projects.
I do have some ideas of what i wish to do with the exiting logo which is all that might be required if outcome is okay. Candidites to provide number of concept designs they can provide as well as proofs.
Sucessful candidate to provide all compatible file formats including but not limited to AI, PDF and jif.
Wish to also place logo on banner advertisement approximately 2metres wide x 2 metres high, so file formats should be compatible.