Group LOGO for diversified group of Companies in South America

Correia Group of Companies (correiagroupofcompanies.com)

We are a Guyanese Group of companies involved in a number of business'. Our origins are in Gold and diamond mining, and our other business have evolved from this. We run Aviation Scheduled and Charter services to many remote regions of Guyana, This Company is Trans Guyana Airways. To support this business, We have an aviation maintenance services business, that maintains many different types of Aircraft and supplies aviation fuel at a small International Airport. this company is called Caribbean Aviation Maintenance Services Ltd.
Our other interests are through Correia Mining company, we provide road (trucks & buses) and river transportation (jet boats, Cargo Boats) services to miners and shopkeepers in the interior
We have a nature Based tourism company called Evergreen Adventures Inc. who is an inbound Tour operator selling tours to the interior of Guyana, Suriname, French Guiana, and North Brazil. We also own and operate a small resort on a private island located in the 3rd largest river in South America
We are a family owned business that is now in its 3rd Generation of Business. We consider ourselves pioneers in the development of the interior of Guyana and provide the best possible services to the most remote of locations.
We would like to update our image(s) throughout our group

business and high end travellers

We would like to create a new logo representing this group it is a design that feels representative that we can identify with. This logo will be used on all of the other companies identification(stationery etc)
When you see this logo
It can be a symbol, It can incorporate the words "Correia Group of Companies"

The colour scheme should be of an earthy nature Please feel free to experiment with colors stay away from feminine colours

No Cartoons - we want it to be Elegant and Business like

The typeface should be clear, simple and bold. We want something that stands out.

The files we will require are:
Print file format - .ai (CMYK)
Web file format - .jpg and layered .psd (RGB)
vector graphic file format

Please do not use any stock images or clip art in the logo