Paetec is a customer-oriented communications provider with a mission to deliver unmatched service and innovative solutions, evidenced by its $1.6 billion revenue and various industry accolades. The company boasts a robust infrastructure, including extensive fiber networks and numerous data centers, while maintaining a strong commitment to community involvement through initiatives that support local charities. With a focus on customer satisfaction, Paetec employs rigorous feedback mechanisms and boasts a dedicated customer care team to ensure high-quality service delivery.

1. PAETEC: America’s Premier Alternative to Incumbent Local Carriers Tracey Gaffney Account Consultant

2. Solutions for [Insert Customer Logo Here]

3. PAETEC’s mission is to be the most customer and employee-oriented communications provider. “ PAETEC rises above the communications service provider pack.” Forrester Research

4. Agenda Financial Highlights Company Highlights PAETEC’s Network Industry Recognition Caring Culture Open Communication Unmatched Service Personalized Solutions The PAETEC Difference

5. Financial Highlights NASDAQ: PAET Revenue – $1.6B Adjusted EBITDA – $256.9M Free Cash Flow – $135.4M * * Adjusted EBITDA Less CAPEX

6. Company Highlights 84 of the top 100 U.S. MSAs 5.9 million access line equivalents Approximately 4,000 employees ISO 9001:2008 certified Headquartered in Rochester, NY Employee-led “Green Team” Data Center – Conshohocken, PA 88 Voice Switches 34 Soft Switches 124 Backbone Routers 3 Network Operations Centers 6 Class-A Data Centers 20,077 Route Miles of Fiber

7. PAETEC’s Network

8. Industry Recognition 2010: Ranked #982 on FORTUNE 1000 List 2010: Ranked #9 in 2010 and #10 in 2009 Best Large Companies to Work for in New York State New York State Society for Human Resource Management ( NYS-SHRM) 2010: Ranked #38 of Top 125 International Training Organizations Training magazine 2009: Ranked #414 in North America on Deloitte Technology Fast 500 List; one of only 22 companies over $1B to make the list Deloitte 2009: NOC Named National Back-Office Customer Service Department of the Year Stevie ® Awards 2008: Received Most Innovative Product Award for the Application of SIP Trunking Telephony magazine 2008: Ranked #66 of Top 125 International Training Organizations Training magazine

9. Corporate Values Caring Culture Open Communications Unmatched Service Personalized Solutions

10. Caring Culture

11. Community Connections PAETEC strives to live up to our Corporate Value: Caring Culture PAETEC offers select non-profit organizations up to 50% savings in telecommunications services through our Community Advantage program All PAETEC senior officers serve on the board of a local charity, including: American Heart Association American Red Cross Habitat for Humanity Make-A-Wish Foundation United Way The majority of our employees are active board members or volunteers in more than 300 charities nationwide

12. Open Communication Customer Advisory Board Meeting

13. We Listen to Our Customers Discuss business challenges Build the foundation for PAETEC’s product and service investments through customer feedback Access PAETEC senior executives Network with peers Customer Advisory Board Program Regional forums with over 950 active members for knowledge sharing and relationship building between PAETEC and our customers “ I have been a CAB member for the past three years and value the program completely. The LEGO Group truly benefits from the products, services, and actions that result from CABs.” Joanne Zanetti LEGO Systems, Inc.

14. Unmatched Service

15. Industry-Leading Customer Satisfaction PAETEC adopted the NPS methodology to measure the satisfaction of our customer base Our December 2009 NPS increased from the adjusted Q2’09 NPS of 17.2 Non-PAETEC company (consumer) data was gathered from the “Satmetrix 2009 Net Promoter Industry Report: Telecommunications – Local & Long Distance” PAETEC data was gathered from Sparks Research 0 PAETEC 18.8 -15 AT&T Telecom NPS Benchmarks -18 Verizon -34 Qwest

16. Unmatched Customer Care 70 dedicated Customer Care representatives 225 highly trained Service and NOC technicians PAETEC strives to answer incoming calls by a live person in 20 seconds or less Network Operations Center – Charlotte, NC Network Operations Center – Rochester, NY Network Operations Center – Cedar Rapids, IA

17. Personalized Solutions

18. Industry Focus Commonwealth of Massachusetts Miami Dade County State of New York State of South Carolina Government Bank of America Citigroup HSBC Bank Wachovia Securities Financial Services American Breast Cancer Foundation Dartmouth Hitchcock Medical Center Lifespan MedStar Health Healthcare Hyatt Starwood Hotels & Resorts Tempus Resorts The Palms South Beach Hotel Hospitality Boston University Cornell University Georgetown University Stanford University Higher Education

19. Product Matrix Core Products Value-Added Services Data Equipment Applications Data Center Voice Data MPLS VPN Managed Router Support Dedicated Internet Access Transport/Access Ethernet Local Loop Private Line Fixed Wireless Security Hosted E-mail Security Hosted Web Security Network Firewall Intrusion Detection & Prevention System (IDPS) Managed CPE Firewall CPE IP Phone Systems Routers Integrated Access Devices Media Gateways Consulting Network Engineering Consultation Hardware Maintenance Support Financing Equipment for Services Equipment Rental Software for Services Voice Local Long Distance Toll-Free Enhanced Toll-Free Advantage Business Lines Direct Trunk Overflow (DTO) Managed Fraud Protection VoIP Dynamic IP Hosted IP Telephony IP Simple Conferencing Audio Conferencing Web Conferencing Consulting Network Diversity Engineering Toll-Free Routing Consultation Colocation Services Data Backup & Recovery Dedicated Hosted Server Shared Web Hosting PINNACLE Enterprise PINNACLE Online Hosted Broadcast Notification

20. PAETEC Solutions Core Products Value-Added Services Data Equipment Applications Data Center Voice Communications All Data All Equipment All Voice Security MPLS VPN Hosted E-mail Security Hosted Web Security Network Firewall Intrusion Detection & Prevention System (IDPS) Managed CPE Firewall Network Engineering Consultation Managed Fraud Protection Managed Services Managed Router Support Managed CPE Firewall Network Firewall Intrusion Detection & Prevention System (IDPS) Colocation Services Data Backup & Recovery Dedicated Hosted Server Shared Web Hosting Hosted IP Telephony Managed Fraud Protection Financing Equipment for Services Equipment Rental Software for Services Business Continuity MPLS VPN Fixed Wireless Private Line Network Engineering Consultation Hardware Maintenance Support IP Phone Systems Colocation Services Data Backup & Recovery Dedicated Hosted Server Dynamic IP IP Simple Direct Trunk Overflow Network Diversity Engineering Toll-Free Routing Consultation Enhanced Toll-Free Hosted Broadcast Notification Business Intelligence Managed Fraud Protection Hosted Broadcast Notification PINNACLE Enterprise PINNACLE Online All Data Center PINNACLE Enterprise PINNACLE Online All Applications Solutions

21. The PAETEC Difference National network presence Broad product portfolio Personalized solutions Trusted business partner Unmatched customer service