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                                  UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                              Washington, DC 20549
                                    FORM 8-K



                                 CURRENT REPORT


                Pursuant to Section 13 or 15(d) of the Securities
                              Exchange Act of 1934



                                December 11, 2000
                                (Date of earliest
                                 event reported)



                               EXELON CORPORATION
             (Exact name of registrant as specified in its charter)




        PENNSYLVANIA                   1-16169             23-2990190
(State or other jurisdiction  (Commission File Number)    (IRS Employer
      of incorporation)                                    Identification No.)



                      37th Floor, 10 South Dearborn Street
                             Post Office Box A-3005
                          Chicago, Illinois 60690-3005
                    (Address of principal executive offices)

               Registrant's telephone number, including area code:
                                 (312) 394-4321

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Item 5. Other Events. On December 11, 2000, Exelon Enterprises, a division of Exelon Corporation (Exelon), and Exelon Infrastructure Services, Inc. (EIS), a business unit of Exelon Enterprises, announced that EIS acquired three utility and industrial infrastructure services companies and signed a definitive agreement to purchase a fourth company. The three acquired companies are M.J. Electric, Inc. of Iron Mountain, MI; P.A.C.E. Engineering, Inc. of Tulsa, OK; and Electric Services, Inc. of East Haven, CT. EIS has signed a definitive agreement to acquire Blair Park Services, Inc. of Warrington, PA. This transaction is expected to close in January 2001. The four companies have combined annual revenues of approximately $200 million and employ a total workforce of approximately 1,100. Subsequent to these acquisitions, EIS will have 8,000 employees and annualized revenues in excess of $900 million. The combined purchase price for the four new companies is approximately $196 million in cash and stock. These acquisitions are expected to be immediately accretive to earnings and are expected to realize annualized revenues of more than $245 million for calendar 2001. The contribution to Exelon's earnings per share in 2001 is expected to be approximately $0.025. On December 11, 2000, EIS issued a press release which is attached hereto as Exhibit 99. The matters discussed in this Report and information including expected revenues and earnings contributions of these acquisitions are forward-looking statements. The Company's current expectations, anticipated plans and estimates set forth in these statements are dependent on numerous factors which may change, including market conditions, unforeseen regulatory changes, changes in the labor market and changes in the overall economy, any or all of which may affect revenues and margins. Readers are cautioned not to place undue reliance on these forward-looking statements, which speak only as of the date of this Report. Item 7. Financial Statements and Exhibits. (c) Exhibits. 99 - Press release dated December 11, 2000.

SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. EXELON CORPORATION /S/ Ruth Ann M. Gillis -------------------------------- Principal Financial Officer December 18, 2000



                                   Exhibit 99



EXELON INFRASTRUCTURE  SERVICES EXPANDS NATIONAL NETWORK WITH THE ACQUISITION OF
ADDITIONAL CONTRACTING COMPANIES

CHICAGO, IL and MORTON, PA, December 11, 2000 - Exelon  Enterprises,  a division
of Exelon Corporation,  and Exelon Infrastructure Services, Inc. (EIS) announced
today that EIS has  acquired  three key  additions to its network of utility and
industrial  infrastructure  services companies and signed a definitive agreement
to purchase another.  EIS,  headquartered in Morton,  Pa., is a business unit of
Exelon Enterprises.

The three acquired companies are M.J. Electric,  Inc., of Iron Mountain,  Mich.;
P.A.C.E.  Engineering,  Inc., of Tulsa,  Okla.; and Electric Services,  Inc., of
East Haven, Conn. In addition,  EIS has signed a definitive agreement to acquire
Blair Park Services,  Inc. of  Warrington,  PA and is expected to close in early
January.

The four companies, with combined trailing twelve-month revenue of $200 million,
employ a total workforce of 1,100. They join EIS to create a business with 8,000
employees and annualized  revenues in excess of $900 million.  The  acquisitions
are  expected to be  immediately  accretive  to  earnings,  and are  expected to
realize annualized revenues of more than $245 million for calendar 2001.

The acquisitions  demonstrate sustained progress toward the EIS goal of becoming
the leading  provider of  infrastructure  services for electric,  gas, cable and
telecommunications  businesses  in the  U.S.,  according  to  Greg  Cucchi,  EIS
Chairman and CEO. Additional acquisitions are planned, he said.

"As the energy and  communications  companies continue to execute their emerging
plans to pursue their rapidly  changing  marketplace,  our customers  need major
turnkey design,  construction,  and maintenance  capabilities," Cucchi said. "We
are meeting this need through the acquisition and  consolidation of high-quality
contracting partners, and by offering, through them, a wide range of utility and
industrial network services nationwide."

He said EIS' mission is to provide bundled services to multiple  infrastructures
within given geographic  regions,  creating  significant  competitive  advantage
through  economies  of scope and scale.  "We plan to  leverage  the  reputation,
operating  profitability,  and entrepreneurial spirit within our partner firms,"
Cucchi said, "bringing increased levels of service, capability, and reach to our
current and future customers."


New Member Company Profiles - --------------------------- M.J. Electric, Inc., based in Iron Mountain, Mich., is an electrical contracting and engineering resource firm with more than 40 years of experience serving a wide variety of electric utility, telecommunications, heavy industrial and chemical processing companies throughout the country. It specializes in design, construction and maintenance of overhead and underground facilities. It employs a workforce of 850. P.A.C.E. Engineering, Inc., based in Tulsa, Okla., with satellite offices in Gaylord, Mich., and Binghamton, N.Y., the company provides technical services to the energy and communications industries, including project feasibility studies, engineering, drafting, project management, surveying, inspection, permitting, mapping and environmental services. It employs a workforce of 140. Blair Park Services, Inc., based in Warrington, Pa., is a contractor concentrating on the installation of utility poles and lines and the design and installation of underground electric systems and telecommunications networks in the Mid-Atlantic region. It specializes in consulting, design, configuration, lease, construction and ongoing support of fiber optic, dark fiber and network infrastructure. It employs a workforce of 85. Electric Services, Inc., based in East Haven, Conn., is a 15-year-old company focusing on power protection and service of electric equipment for utilities, engineering firms, large industrial companies and commercial businesses in the U.S. and world markets, including equipment in the low, medium and high voltage classes. Its services include engineering, design and fabrication, the remanufacture of equipment and retrofitting to solid-state protection. It employs a workforce of 40. About Exelon Enterprises: Exelon Infrastructure Services is part of the Exelon Enterprises division of Exelon Corporation. The Exelon Enterprises' businesses compete nationwide in the unregulated areas of energy supply, infrastructure services, integrated communications, thermal technologies, energy-efficient offerings, turnkey solutions and capital funding. The Exelon Enterprises portfolio includes: Exelon Capital Partners, Exelon Infrastructure Services, Exelon Energy, Exelon Services, Exelon Solutions, and Exelon Thermal Technologies. For more information visit: www.exelonenterprises.com About Exelon Corporation: Exelon Enterprises' parent company is Exelon Corporation (NYSE: EXC) one of the nation's largest utility services companies, formed from the merger of PECO Energy Company and Unicom Corporation. Exelon Corporation has nearly 19,000 employees, $12 billion in annual revenues, an electric and natural gas distribution customer base of approximately 5 million and is the largest nuclear operator in the United States. For more information visit: www.exeloncorp.com.