main.py

# coding=utf-8
import urllib2
from bs4 import BeautifulSoup

fortune_500 = 'http://fortune.com/fortune500/2015'
page = urllib2.urlopen(fortune_500)

#page = open('boo.html')
soup = BeautifulSoup(page, 'lxml')

# This is how I found it and a better way to drill down to it to avoid generic class names.
#print soup.prettify()
#results = soup.find_all("div", {"class": "company-franchise-result-content current"})[0]
#for list_item in results.find_all("li",{"class": "company-list-item icon-new-right-arrow"}):
#    print list_item.find("span", {"class": "company-name"}).text

# This is a quick and dirty way.
companies = [list_item.text for list_item in soup.find_all("span",{"class":"company-name"})]

print companies

# Or pretty
#for company in companies:
#    print company