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The following large-cap companies have market values of more than $10 billion and receive "buy" recommendations from TheStreet.com Ratings' proprietary quantitative model, which considers more than 60 factors. The stocks are ordered by their potential to appreciate.

McDonald's ( MCD), of course, franchises and operates McDonald's restaurants worldwide, offering hamburgers, coffee and other beverages.

The numbers: First-quarter revenue declined 10% to $5.07 billion but net income increased marginally to $980 million and earnings per share jumped 7% to 87 cents as the net margin remained strong at 20%. A 32% decline in the cash balance to $1.98 billion is a weakness. But a quick ratio of 1.3 and a debt-to-equity ratio of 0.82 indicate a conservative financial position.

The stock: McDonald's has declined 8% in 2009, underperforming the Dow Jones Industrial Average and the S&P 500 Index. But over a one-year period, McDonald's is flat while the Dow has dropped 27% and the S&P 500 has fallen 29%. The stock trades at a price-to-earnings ratio of 15 and offers a dividend yield of 3.5%.

Oracle ( ORCL) develops and sells database, or so-called middleware and application software worldwide.

The numbers: Fiscal fourth-quarter revenue declined 5.2% to $6.9 billion as net income fell 7.2% to $1.9 billion. But earnings per share decreased just 2.5% on a lower share count. The operating margin improved 63 basis points to 43% as the net margin shed 57 basis points to 28%. The company holds nearly $13 billion of cash reserves, amounting to a quick ratio of 1.9. And its debt-to-equity ratio is conservative at 0.41.

The stock: Oracle has increased 14% in 2009, outperforming all major U.S. indexes. The stock trades at a price-to-earnings ratio of 18 and doesn't consistently pay dividends.

Colgate-Palmolive ( CL) makes and markets consumer products worldwide.

The numbers: First-quarter revenue decreased 6% to $3.5 billion but net income climbed 9% to $508 million as earnings per share jumped 13% to 97 cents. The company has established a five-quarter streak of EPS growth despite the recession. Gross margin increased during the quarter and is high at 59.8%. Net operating cash flow rose 21% as the cash balance improved 9% to $702 million.

The stock: Colgate-Palmolive has climbed 7% in 2009, outperforming the Dow Jones Industrial Average and the S&P 500. The stock trades at a price-to-earnings ratio of 20 and offers a 2.4% dividend yield.

Medco Health Solutions ( MHS) is one of the nation's largest pharmacy-benefit managers, providing sophisticated traditional and specialty benefit programs.

The numbers: First-quarter revenue ascended 14% to $14.8 billion, which beat the industry average growth rate of 1.1%. Net income increased 8% to $291 million and earnings per share improved 16% to 58 cents. Net operating cash flow increased 607%. The company has added $1.25 billion to the cash balance since the prior year's first quarter.

The stock: Medco has gained 12% in 2009, outperforming the Dow Jones Industrial Average and the S&P 500. The stock is trading at a price-to-earnings ratio of about 21 and doesn't pay dividends.

Public Storage ( PSA) operates as a real estate investment trust that acquires and operates self-storage facilities in the U.S. and Europe.

The numbers: First-quarter revenue fell 7% to $428 million as net income plummeted 58% to $217 million and earnings per share fell 64% to 95 cents. Yet the operating margin improved 1,072 basis points to 44% and the net margin remained impressive at 51%. The company has a low debt-to-equity ratio of 0.06 and $493 million of cash reserves.

The stock: Public Storage is down 20% in 2009, underperforming the Dow Jones Industrial Average and the S&P 500. The stock trades at a price-to-earnings ratio of 26 and offers a dividend yield of 3.4%.

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A rating can be viewed for any stock through our screener stock rating screener. Each rating is derived from a variety of fundamental and pricing figures and represents our opinion of risk-adjusted performance relative to a 5,000+ stock coverage universe. However, the rating does not incorporate all factors that can alter a stock's performance, such as corporate or industry events, technology innovations and shifts in competitive dynamics.