Below you can find logos, similar to the Humana 172.

Energy Star 172 Energy Star 172 vector
Clearswift 172 Clearswift 172 vector
Motorola 172 Motorola 172 vector
Humana Humana vector
Humana Hospital Humana Hospital  vector
GeoExchange 172 GeoExchange 172 vector
CFI 172 CFI 172 vector
Marina Hotel 172 Marina Hotel 172 vector
Total 172 Total 172 vector
Eveready 172 Eveready 172 vector
Provo Angels 172 Provo Angels 172 vector
Dunedin Blue Jays 172 Dunedin Blue Jays 172 vector
Keystone 172 Keystone 172 vector
Fresno Grizzlies 172 Fresno Grizzlies 172 vector
NTRU Cryptosystems 172 NTRU Cryptosystems 172 vector