Forbes magazine in tandem with Reputation Institute, a private consulting firm, created a list of the most reputable large U.S. companies based on an online study.
They created a score based on various factors and criteria.
Here are the top ten most reputable large companies based on their ranking:

Walt Disney Green Ranking.
The Walt Disney Co. is expected to report fiscal year 2013 third-quarter earnings per share of $1.02 on revenue of $11.65 billion, compared with EPS of $1.01 on revenue of $11.09 billion in the year-ago period. Reuters
9. Google
The dominant internet search engine company in the world. REUTERS
8. FedEx
Excellent Rating: 40.2% Reuters
6. UPS
The package delivery company delivers more than 15 million packages a day to 6.1 million customers and is well known for its brown trucks. Reuters
5. Kelloggs
The world’s largest cereal maker and producer of convenience foods. Its brands include Corn Flakes, Keebler, Pop-Tarts, Eggo, Cheez-It, Nutri-Grain, REUTERS
4. 3M
The industrial products firm 3M, Forbes says, is constantly innovating and acquiring businesses to stay ahead of the curve. A year of strong financial performance raised its profile and enhanced its reputation as a company. "The people of 3M have always understood the compelling nature of character and integrity as the defining elements of our reputation," George W. Buckley, 3M's chief executive, told Reputation Institute. "This reputational foundation is the critical element in building the trust of our customers in 3M as we work towards their success, as well as our own. Technology and integrity are the combined glue that holds 3M together." Reuters
Johnson Johnson
Johnson & Johnson REUTERS
2. Kraft Foods
The largest confectionery, food, and beverage corporation in the U.S. and markets many famous brands, including Kraft, Cadbury, Oscar Mayer, Maxwell House and Nabisco. Reuters