World's 10 Greenest Companies

National Australia Bank
National Australia Bank (abbreviated NAB, branded nab) is one of the four largest financial institutions in Australia in terms of market capitalisation and customers. NAB is ranked 17th largest bank in the world measured by market capitalization. It operates across 10 countries serving 8.3 million consumer and business banking customers and over 2.3 million wealth management customers. NAB operates 1,808 branches and service centres and 4654 ATMs globally.  NAB has a "AA-" long term issuer rating by Standard & Poor's.

BT Group
BT Group (trading as BT) is a British multinational telecommunications Services Company headquartered in London, United Kingdom. It is one of the largest telecommunications services companies in the world and has operations in over 170 countries. Through its BT Global Services division it is a major supplier of telecoms services to corporate and government customers worldwide. Its BT Retail division is a leading supplier of telephony, broadband and subscription television services in the UK, with over 18 million customers.