Principal Investing Portfolio
The portfolio of Principal Investments includes ownership stakes in the following companies:

A-Katsastus OY
Leading Northern European vehicle inspection company based in Finland.

Alliance Boots
U.K.-based international pharmacy-led health and beauty group which operates in both wholesale and retail.

Aricent
A global innovation, technology and outsourcing company focused exclusively on communications.
Asurion
Global provider of handset protection services to wireless carriers.

Avaya
A global provider of enterprise communications solutions with a focus on IP telephony and related applications.

Avio
Jet engine component and subsystem manufacturer based in Italy.

AWAS
Aircraft trading and leasing company.

BLACK SWAN ENERGY
Oil and gas exploration and production company focused on the Western Canadian Sedimentary Basin.

BONDDESKGROUP
Leading odd-lot fixed income trading platform.

CHC
CHC is the largest commercial helicopter operator in the world and primarily serves oil and gas customers with crew and equipment transportation services to offshore production and development platforms.

Clear Channel
Clear Channel is a global media company with market leading positions in the radio broadcasting and outdoor media industries.

Diaverum
Pan-European and South American provider of dialysis services to patients with end stage disease.

Dollar General
Leading small format value retailer in the United States.

Energy Future Holdings
Through its TXU Energy, Luminant and Oncor businesses, Energy Future Holdings serves the high-growth Texas electricity market, which is one of the world's largest and among the nation's most successful competitive markets.

Freescale Semiconductor
Leading developer and manufacturer of semiconductors.

Generac Power Systems, Inc.
Leading manufacturer of commercial and consumer power generators.

Grupo Corporativo ONO
One of the leading broadband service providers in Spain.

IMS Health
IMS Health is the world’s leading provider of market intelligence to the pharmaceutical and healthcare industries.

Laricina is a privately-held, Calgary-based company concentrating on capturing opportunities in the oil sands areas of western Canada.

LHP Hospital Group, Inc.
LHP Hospital Group, Inc. is a privately-owned hospital company with an experienced management team dedicated to owning and managing acute care hospitals in small cities and select urban markets throughout the United States.

Livingston
Livingston International is a leading North American provider of customs brokerage, transportation and integrated logistics services.

National Bedding Company, LLC
Largest manufacturer and distributor of Serta brand mattresses in the United States.

Nielsen
Global information and media company.
Noble Environmental Power
Renewable energy company with over 4,000 megawatts of windparks under development in several states, including New York, Vermont, New Hampshire, Maine, and Michigan.

NXP
Leading developer and manufacturer of semiconductors.

Quantum Utility Generation
Quantum Utility Generation is an operating company with the capabilities to build, buy, manage, optimize and sell power generation assets across multiple fuel types.

Realogy
Leading global provider of residential real estate and relocation services. Its many brands include Century 21, Coldwell Banker, Sotheby's International Realty, Cartus, and Title Resource Group.

Skype
Leading global internet telephony platform.

Spirit AeroSystems, Inc.
Largest Tier 1 aerostructures manufacturer in the world.

SunGard Data Systems, Inc.
Global leader in integrated software and processing solutions.
Takko Fashion
Takko is one of the leading fashion discount retailers in Europe.

Tomkins plc
Diversified global engineering and manufacturing company with a portfolio of market-leading businesses.

Universal-Pegasus
Universal and Pegasus are leading providers of pipeline engineering services to the global oil and gas industry.

Univision
Leading Spanish-language media company in the United States. Its businesses include television, radio, music and Internet offerings.

USPI
Operator of ambulatory surgery centres and surgical hospitals in the U.S. and U.K.
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