The 30 Fortune 500 companies that have thrown the most money at Republicans and Democrats in the last decade

Intel is a tech giant based in Silicon Valley.

Total donations: $1,690,496

Percentage donated to Republicans: 25.4%

Percentage donated to Democrats: 73.2%

Based in Boston, General Electric is a conglomerate made up of companies spanning a number of industries.

Total donations: $1,753,871

Percentage donated to Republicans: 43.2%

Percentage donated to Democrats: 56.0%

Pfizer is one of the largest pharmaceutical companies in the world, and based in Groton, Connecticut.

Total donations: $1,943,348

Percentage donated to Republicans: 34.8%

Percentage donated to Democrats: 64.3%.

Johnson & Johnson develops pharmaceuticals and medical devices, and is based in New Brunswick, New Jersey.

Total donations: $1,981,003

Percentage donated to Republicans: 45.4%

Percentage donated to Democrats: 52.2%

Delta is a large airline based in Atlanta.

Total donations: $2,045,942

Percentage donated to Republicans: 52.2%

Percentage donated to Democrats: 45.4%

Based in Chicago, Exelon is an energy company.

Total donations: $2,106,413

Percentage donated to Republicans: 60.6%

Percentage donated to Democrats: 38.8%

Exxon Mobil is a oil and gas company based in Irving, Texas.

Total donations: $2,134,633

Percentage donated to Republicans: 63.0%

Percentage donated to Democrats: 36.0%

Based in El Paso, Western Refining is a crude oil refiner.

Total donations: $2,148,865

Percentage donated to Republicans: 64.7%

Percentage donated to Democrats: 35.3%

Facebook is a social media platform based in Menlo Park, California.

Total donations: $2,150,577

Percentage donated to Republicans: 7.0%

Percentage donated to Democrats: 91.3%

Based in San Jose, Cisco is a hardware and telecommunications giant.

Total donations: $2,182,308

Percentage donated to Republicans: 32.2%

Percentage donated to Democrats: 67.8%

Global investment management company BlackRock is based in New York City.

Total donations: $2,231,664

Percentage donated to Republicans: 28.1%

Percentage donated to Democrats: 71.3%

Aerospace and defense company Lockheed Martin is based in Bethesda, Maryland.

Total donations: $2,364,432

Percentage donated to Republicans: 54.7%

Percentage donated to Democrats: 43.7%

Based in New York City, Verizon is a telecommunications company.

Total donations: $2,532,405

Percentage donated to Republicans: 32.7%

Percentage donated to Democrats: 67.3%

Oracle is a software company based in Redwood Shores, California.

Total donations: $2,585,324

Percentage donated to Republicans: 26.2%

Percentage donated to Democrats: 72.3%

Based in Armonk, New York, IBM is a major tech company.

Total donations: $2,598,586

Percentage donated to Republicans: 29.7%

Percentage donated to Democrats: 68.9%

Dish Network is a direct-broadcast satellite service provider operating out of Meridian, California.

Total donations: $2,604,920

Percentage donated to Republicans: 42.8%

Percentage donated to Democrats: 55.4%

Based in Chicago, Boeing is a major aerospace company.

Total donations: $2,805,418

Percentage donated to Republicans: 43.8%

Percentage donated to Democrats: 55.4%

Las Vegas Sands is a casino and resort in Paradise, Nevada.

Total donations: $2,885,417

Percentage donated to Republicans: 62.0%

Percentage donated to Democrats: 36.6%

Bank of America is a bank based in Charlotte, North Carolina.

Total donations: $2,931,246

Percentage donated to Republicans: 41.4%

Percentage donated to Democrats: 57.9%

Based in Dallas, AT&T is a major telecommunications company.

Total donations: $3,022,815

Percentage donated to Republicans: 38.9%

Percentage donated to Democrats: 60.0%

Apple is a tech giant headquartered in Cupertino, California.

Total donations: $3,111,784

Percentage donated to Republicans: 10.4%

Percentage donated to Democrats: 87.5%

Wells Fargo is a bank based in San Francisco.

Total donations: $3,212,918

Percentage donated to Republicans: 44.7%

Percentage donated to Democrats: 54.2%

Charles Schwab is a bank and brokerage firm operating out of San Francisco.

Total donations: $3,214,811

Percentage donated to Republicans: 28.7%

Percentage donated to Democrats: 69.5%

Citi is a bank based in New York City.

Total donations: $4,077,176

Percentage donated to Republicans: 38.8%

Percentage donated to Democrats: 60.4%

Based in Philadelphia, Comcast is a telecommunications and broadcasting company.

Total donations: $4,145,981

Percentage donated to Republicans: 42.7%

Percentage donated to Democrats: 56.8%

Based in New York City, Morgan Stanley is a financial services firm.

Total donations: $5,362,033

Percentage donated to Republicans: 54.9%

Percentage donated to Democrats: 44.1%

JP Morgan Chase is a New York City-based banking and financial services company.

Total donations: $6,173,244

Percentage donated to Republicans: 49.9%

Percentage donated to Democrats: 54.5%

Microsoft is a tech giant based in Redmond, Washington.

Total donations: $7,222,345

Percentage donated to Republicans: 18.6%

Percentage donated to Democrats: 80.2%

Based in New York City, Goldman Sachs is a major bank.

Total donations: $11,457,248

Percentage donated to Republicans: 52.2%

Percentage donated to Democrats: 47.0%