Fastest-Growing Companies in the Fortune 1000 by revenue

May 06, 2013
<h1>Apollo Global Management</h1>




Apollo Global Management is a global alternative investment manager headquartered in New York City. It raises, invests and manages funds on behalf of some of the world's most prominent pension and endowment funds as well as other institutional and individual investors.

Apollo Global Management

Apollo Global Management is a global alternative investment manager headquartered in New York City. It raises, invests and manages funds on behalf of some of the world's most prominent pension and endowment funds as well as other institutional and individual investors.

Apollo Global Management

Apollo Global Management is a global alternative investment manager headquartered in New York City. It raises, invests and manages funds on behalf of some of the world's most prominent pension and endowment funds as well as other institutional and individual investors.

<h1>Leucadia National</h1>




Leucadia National Corp. is a holding company. In 2012 it began a merger with Jefferies that was finalized in March 2013.

Leucadia National

Leucadia National Corp. is a holding company. In 2012 it began a merger with Jefferies that was finalized in March 2013.

Leucadia National

Leucadia National Corp. is a holding company. In 2012 it began a merger with Jefferies that was finalized in March 2013.

Courtesy: Colfax

Colfax

Colfax Corp., based out of Fulton, Md., is a global industrial manufacturing and engineering company that develops, manufactures, engineers and services fluid handling systems.

<h1>Alleghany</h1>


Alleghany Corp. provides property, casualty reinsurance, insurance and financial services.

Alleghany

Alleghany Corp. provides property, casualty reinsurance, insurance and financial services.

Alleghany

Alleghany Corp. provides property, casualty reinsurance, insurance and financial services.

<h1>KKR</h1>


KKR is a global investment firm specializing in private equity.

KKR

KKR is a global investment firm specializing in private equity.

KKR

KKR is a global investment firm specializing in private equity.

<h1>Kristopher R. Konrad </h1>

Kristopher R. Konrad

Annaly Capital Management

Annaly Capital Management is a real estate investment trust that owns and manages a portfolio of mortgage-backed securities.

<h1>Superior Energy Services</h1>




Superior Energy Services, Inc. provides oil field services to oil and gas companies operating worldwide.

Superior Energy Services

Superior Energy Services, Inc. provides oil field services to oil and gas companies operating worldwide.
Courtesy: Superior Energy

Superior Energy Services

Superior Energy Services, Inc. provides oil field services to oil and gas companies operating worldwide.

<h1>Energy Transfer Equity</h1>


Energy Transfer Equity started as a natural gas pipeline operator in Texas and now also works with NGLs, and crude oil and refined products.

Energy Transfer Equity

Energy Transfer Equity started as a natural gas pipeline operator in Texas and now also works with NGLs, and crude oil and refined products.
Courtesy: Energy Transfer Equity

Energy Transfer Equity

Energy Transfer Equity started as a natural gas pipeline operator in Texas and now also works with NGLs, and crude oil and refined products.

<h1>Express Scripts Holding</h1>


Express Scripts is a prescription drug benefits manager. It acquired Medco in 2012, which more than doubled sales.

Express Scripts Holding

Express Scripts is a prescription drug benefits manager. It acquired Medco in 2012, which more than doubled sales.
Photo: Whitney Curtis/Bloomberg/Getty

Express Scripts Holding

Express Scripts is a prescription drug benefits manager. It acquired Medco in 2012, which more than doubled sales.

<h1>SandRidge Energy</h1>




SandRidge Energy is an oil and gas company operating in northern Oklahoma, western Kansas. It also has assets in the Gulf of Mexico.

SandRidge Energy

SandRidge Energy is an oil and gas company operating in northern Oklahoma, western Kansas. It also has assets in the Gulf of Mexico.
Courtesy: SandRidge

SandRidge Energy

SandRidge Energy is an oil and gas company operating in northern Oklahoma, western Kansas. It also has assets in the Gulf of Mexico.

<h1>Nexeo Solutions Holdings</h1>


Nexeo Solutions is a Texas-based company that distributes chemicals, plastics, composites and environmental services.

Nexeo Solutions Holdings

Nexeo Solutions is a Texas-based company that distributes chemicals, plastics, composites and environmental services.
Courtesy: Nexeo

Nexeo Solutions Holdings

Nexeo Solutions is a Texas-based company that distributes chemicals, plastics, composites and environmental services.

Courtesy: Ecolab

Ecolab

Ecolab makes and distributes cleaning and sanitizing products.

<h1>Prudential Financial</h1>




The financial services provider's sales jumped to $81 billion in 2012.

Prudential Financial

The financial services provider's sales jumped to $81 billion in 2012.
Courtesy: Prudential Financial

Prudential Financial

The financial services provider's sales jumped to $81 billion in 2012.

<h1>Rock-Tenn</h1>




Rock-Tenn manufactures packaging products, including recycled paperboard, containerboard, bleached paperboard and merchandising displays.

Rock-Tenn

Rock-Tenn manufactures packaging products, including recycled paperboard, containerboard, bleached paperboard and merchandising displays.
Courtesy: RockTenn

Rock-Tenn

Rock-Tenn manufactures packaging products, including recycled paperboard, containerboard, bleached paperboard and merchandising displays.

<h1>AGL Resources</h1>


AGL Resources is a company specializing in natural gas distribution, marketing and energy services.

AGL Resources

AGL Resources is a company specializing in natural gas distribution, marketing and energy services.
Photo: Carla Gottgens/Bloomberg/Getty

AGL Resources

AGL Resources is a company specializing in natural gas distribution, marketing and energy services.

<h1>Centene</h1>


Centene Corp. provides healthcare programs and services to 17 states in the Northeast, South and Pacific Northwest.

Centene

Centene Corp. provides healthcare programs and services to 17 states in the Northeast, South and Pacific Northwest.
Courtesy: Centene

Centene

Centene Corp. provides healthcare programs and services to 17 states in the Northeast, South and Pacific Northwest.

<h1>United Rentals</h1>




United Rentals sells and rents commercial construction, HVAC and other heavy equipment.

United Rentals

United Rentals sells and rents commercial construction, HVAC and other heavy equipment.
Courtesy: United Rentals

United Rentals

United Rentals sells and rents commercial construction, HVAC and other heavy equipment.

<h1>Continental Resources</h1>




Continental Resources is a U.S. petroleum liquid producer.

Continental Resources

Continental Resources is a U.S. petroleum liquid producer.
Courtesy: Continental Resources

Continental Resources

Continental Resources is a U.S. petroleum liquid producer.

<h1>Calumet Specialty Products</h1>


Calumet Specialty Products is a refiner and processor of specialty hydrocarbon products.

Calumet Specialty Products

Calumet Specialty Products is a refiner and processor of specialty hydrocarbon products.
Photo: Mario Villafuerte/Bloomberg/Getty

Calumet Specialty Products

Calumet Specialty Products is a refiner and processor of specialty hydrocarbon products.

<h1>Level 3 Communications</h1>


Level 3 Communications is an international communications company and a Tier 1 Internet provider based in Broomfield, Colo.

Level 3 Communications

Level 3 Communications is an international communications company and a Tier 1 Internet provider based in Broomfield, Colo.
Photo: Matthew Staver/Getty Images

Level 3 Communications

Level 3 Communications is an international communications company and a Tier 1 Internet provider based in Broomfield, Colo.

<h1>Green Mountain Coffee Roasters</h1>


Green Mountain Coffee Roasters is a coffee brand based in Waterbury, Vt. The company owns Keurig.

Green Mountain Coffee Roasters

Green Mountain Coffee Roasters is a coffee brand based in Waterbury, Vt. The company owns Keurig.
Photo: Herb Swanson/Bloomberg via Getty Images

Green Mountain Coffee Roasters

Green Mountain Coffee Roasters is a coffee brand based in Waterbury, Vt. The company owns Keurig.

Photograph by Scott Olson — Getty Images

Groupon

Groupon is a daily deals website that features a variety of goods and services.

<h1>Apple</h1>




Apple is a technology company that makes iEverything: computers, tablets, and phones.

Apple

Apple is a technology company that makes iEverything: computers, tablets, and phones.
Courtesy: Apple

Apple

Apple is a technology company that makes iEverything: computers, tablets, and phones.

<h1>Windstream</h1>




Windstream, formerly known as Valor Communications, provides voice, broadband and entertainment services.

Windstream

Windstream, formerly known as Valor Communications, provides voice, broadband and entertainment services.
Courtesy: Windstream

Windstream

Windstream, formerly known as Valor Communications, provides voice, broadband and entertainment services.

<h1>Verifone Systems</h1>






Verifone provides technology for electronic payment transactions and value-added services at the point of sale.

Verifone Systems

Verifone provides technology for electronic payment transactions and value-added services at the point of sale.
Courtesy: Verifone

Verifone Systems

Verifone provides technology for electronic payment transactions and value-added services at the point of sale.

All products and services featured are based solely on editorial selection. FORTUNE may receive compensation for some links to products and services on this website.

Quotes delayed at least 15 minutes. Market data provided by Interactive Data. ETF and Mutual Fund data provided by Morningstar, Inc. Dow Jones Terms & Conditions: http://www.djindexes.com/mdsidx/html/tandc/indexestandcs.html. S&P Index data is the property of Chicago Mercantile Exchange Inc. and its licensors. All rights reserved. Terms & Conditions. Powered and implemented by Interactive Data Managed Solutions