Earthmoving/Civil company in small tourist town in the south west of WA needs a logo design

This is what Denmark Earthmoving was looking for in their logo design

Daughter taking over family business, wants to bring it into the current time with Web/logo/business cards etc.
Family business since 1991.
Earthmoving/Civil Works named "Denmark Earthmoving"
Pride ourselves on being the biggest and best in our field in our town of only about 7000 people. One of the higest rating towns in Australia for IQ and money on Dun & Bradstreets website(as corny as that sounds might give you an idea of our target market, succesful people from Perth Australia looking to retire in the country).
Our colours have been "CAT" yellow but are open to suggestions. Our biggest competitor is red so would like to stay away from that. Financial safety and growth and freshness should be utilised in the design if possible. Read more