Exhibit 99 [LOGO OF EXELON] NYSE: EXC Excellence Execution Exelon EEI Fall Financial Conference October, 2000 	 Corbin A. McNeil, Jr., 				 Chairman and Co-CEO John W. Rowe, President and Co-CEO 	 [LOGO OF EXELON] IMPORTANT NOTICE This presentation contains certain forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. These statements are based on management's current expectations and are subject to uncertainty and changes in circumstances. Actual results may vary materially from the expectations contained herein. The forward-looking statements herein include statements about future financial and operating results of Exelon Corporation. The following factors, among others, could cause actual results to differ materially from those described herein: economic, business, competitive and/or regulatory factors affecting Exelon's businesses generally. More detailed information about those factors is set forth in the joint proxy statement/prospectus regarding the merger and in the PECO Energy and Unicom Corporation reports filed with the Securities and Exchange Commission. Readers are cautioned not to place undue reliance on these forward- looking statements, which speak only as of the date of this presentation. Exelon Corp. does not undertake any obligation to publicly release any revisions to these forward-looking statements to reflect events or circumstances after the date of this presentation. [LOGO OF EXELON] WHAT WE SAID WE WOULD ACHIEVE. . . 				 [LOGO OF EXELON] OUR COMMITMENTS - - Rapid closure of the merger - - Grow earnings per share 10% annually through 2003 - - Capture merger synergies - $180M by 2003 - - Consistent top quartile nuclear plant performance - - Lowest cost, national generation portfolio - - Consistent improvement in delivery systems - - Mutually productive relationships with regulators - - Bring new leadership and direction to Enterprises - - Leverage competencies into new market opportunities [LOGO OF EXELON] WE'VE CREATED EXELON CORPORATION - - Generation portfolio of 36,000 MW* - - Relationships with over 5M customers - - Multi-regional distribution network - - Combined market capitalization of $18B - - Increased shareholder wealth *Excludes Sithe acquisition (~10GW) which is pending final regulatory approval [LOGO OF EXELON] [Slide contains a graph of the daily indexed prices of Unicom, PECO Energy and the S&P Electric Utilities, from September 15, 2000 through October 20, 2000, highlighting the prices at September 23, 1999 (initial merger announcement), January 7, 2000 (announcement of share repurchase & amended merger agreement) and June 27 & 28, 2000 (Shareholder approval of merger).] PECO and Unicom - Relative Stock Price Performance PECO S&P Electric Energy 	Unicom	 Utilities 9/15/1999 100.0000	100.0000 100.0000 9/16/1999 97.8561	100.9740 99.3069 9/17/1999 100.4594	99.8377	 100.0524 9/20/1999 98.7749	98.5390	 99.2407 9/21/1999 95.4058	95.9416	 97.6330 9/22/1999 93.4150	96.2662	 97.3374 9/23/1999 89.2803	94.1559	 95.5967 9/24/1999 92.8025	95.9416	 94.9579 9/27/1999 90.9648	96.7532	 94.7836 9/28/1999 87.9020	93.9935	 93.6347 9/29/1999 88.6677	94.4805	 94.1626 9/30/1999 91.8836	95.9416	 95.7108 10/01/199 93.2619	96.4286	 96.9921 10/04/1999 95.0995	100.1623 99.0538 10/05/1999	92.4962	98.2143	 97.0336 10/06/1999	93.5682	99.5130	 97.3466 10/07/1999	92.0368	97.2403	 95.4609 10/08/1999	91.8836	97.4026	 95.5813 10/11/1999	90.6585	95.7792	 94.1607 10/12/1999	91.1179	95.4545	 93.5791 10/13/1999	91.8836	97.5649	 93.7788 10/14/1999	92.8025	99.5130	 95.4221 10/15/1999	90.9648	98.7013	 93.9165 10/18/1999	92.4962	100.3247 95.0005 10/19/1999	90.8116	98.5390	 93.5469 10/20/1999	91.4242	99.8377	 93.4281 10/21/1999	90.9648	99.1883	 93.2688 10/22/1999	91.4242	98.2143	 93.3000 10/25/1999	90.0459	97.5649	 93.4929 10/26/1999	90.9648	97.7273	 93.5621 10/27/1999	92.6493	99.6753	 95.8728 10/28/1999	93.4150	99.5130	 97.1896 10/29/1999	93.5682	99.5130	 97.4206 11/01/1999	94.1807	100.3247 97.2393 11/02/1999	93.8744	101.4610 97.8091 11/03/1999	94.3339	101.7857 97.4567 11/04/1999	93.4150	101.1364 96.2872 11/05/1999	92.6493	99.5130	 96.6780 11/08/1999	91.7305	98.3766	 96.0040 11/09/1999	90.0459	96.2662	 94.9406 11/10/1999	88.3614	94.9675	 93.6919 11/11/1999	87.9020	94.3182	 93.8137 11/12/1999	88.6677	94.6429	 93.7909 11/15/1999	87.4426	94.6429	 93.2309 11/16/1999	86.8300	94.1559	 93.4666 11/17/1999	85.6049	93.3442	 93.0446 11/18/1999	85.2986	92.2078	 92.3450 11/19/1999	84.9923	91.2338	 91.5329 11/22/1999	83.4610	89.2857	 90.0580 11/23/1999	81.7764	86.8507	 88.7615 11/24/1999	80.3982	85.7143	 88.8515 11/25/1999	80.3982	85.7143	 88.8515 11/26/1999	80.7044	85.2273	 88.4905 11/29/1999	77.1822	82.3052	 86.2544 11/30/1999	80.7044	82.9545	 88.5320 12/01/1999	78.8668	85.5520	 88.1400 12/02/1999	81.7764	85.8766	 88.4632 12/03/1999	81.6233	87.5000	 89.1174 12/06/1999	82.0827	85.8766	 88.4153 12/07/1999	82.6953	83.4416	 87.4509 12/08/1999	81.6233	81.6559	 86.3744 12/09/1999	81.0107	82.6299	 85.5109 12/10/1999	82.6953	82.7922	 85.2339 12/13/1999	81.1639	81.6559	 83.9638 12/14/1999	80.2450	81.9805	 84.7155 12/15/1999	82.2358	81.9805	 85.8209 12/16/1999	81.4701	82.1429	 85.1039 12/17/1999	82.2358	82.3052	 85.6152 12/20/1999	83.3078	84.9026	 85.3316 12/21/1999	84.0735	84.9026	 86.1010 12/22/1999	84.5329	85.8766	 86.0144 12/23/1999	84.8392	88.7987	 87.0504 12/24/1999	84.8392	88.7987	 87.0504 12/27/1999	84.5329	87.6623	 86.6556 12/28/1999	83.7672	86.6883	 86.6754 12/29/1999	83.0015	85.3896	 85.9533 12/30/1999	84.9923	86.5260	 86.5329 12/31/1999	85.1455	87.0130	 86.3017 1/03/2000	83.0015	83.7662	 83.6473 1/04/2000	82.3890	84.2532	 84.5097 1/05/2000	 86.3706	87.6623	87.9530 1/06/2000	 86.5237	87.3377	88.1807 1/07/2000	 86.5237	91.3961	89.3833 1/10/2000	 91.7305	93.8312	89.1083 1/11/2000	 91.1179	94.1559	88.7769 1/12/2000	 91.8836	94.8052	89.6693 1/13/2000	 94.6401	96.9156	89.5363 1/14/2000	 94.3339	95.6169	88.7951 1/18/2000	 92.3430	94.4805	87.1726 1/19/2000	 94.0276	96.5909	88.5817 1/20/2000	 92.6493	94.6429	88.3019 1/21/2000	 95.2527	94.9675	89.8849 1/24/2000	 99.5406	99.0260	90.7879 1/25/2000	 98.0092	96.2662	89.3052 1/26/2000	 100.1531	98.3766	89.9852 1/27/2000	 102.9096	100.6494	90.0521 1/28/2000	 100.9188	100.4870	88.6809 1/31/2000	 102.2971	101.6234	90.3754 2/01/2000	 101.8377	105.1948	90.0521 2/02/2000	 102.1440	106.4935	89.5616 2/03/2000	 106.5850	107.3052	91.2004 2/04/2000	 105.3599	106.3312	89.0377 2/07/2000	 102.9096	101.9481	87.9786 2/08/2000	 103.8285	102.7597	88.3577 2/09/2000	 104.1348	102.4351	87.5550 2/10/2000	 102.7565	100.0000	87.1202 2/11/2000	 101.0720	97.8896	86.2396 2/14/2000	 100.9188	97.0779	86.3065 2/15/2000	 100.1531	98.0519	85.9274 2/16/2000	 99.8469	97.4026	85.5038 2/17/2000	 98.6217	100.000	84.8907 2/18/2000	 96.9372	96.7532	83.5084 2/22/2000	 97.5498	97.7273	83.3969 2/23/2000	 98.928	96.5909	82.0926 2/24/2000	 93.1087	94.8052	79.3168 2/25/2000	 94.487	94.8052	78.124 2/28/2000	 96.325	99.513	80.186 2/29/2000	 91.424	98.214	79.584 3/01/2000	 92.496	98.864	78.670 3/02/2000	 95.559	98.864	79.083 3/03/2000	 96.784	98.701	79.495 3/06/2000	 94.946	96.916	75.649 3/07/2000	 92.496	96.104	75.047 3/08/2000	 93.568	96.591	75.393 3/09/2000	 93.874	96.429	75.716 3/10/2000	 93.721	97.565	75.504 3/13/2000	 93.415	99.351	75.638 3/14/2000	 91.424	96.266	74.969 3/15/2000	 94.640	97.565	78.614 3/16/2000	 99.485	101.948	82.650 3/17/2000	 94.334	98.214	80.733 3/20/2000	 94.181	98.701	80.454 3/21/2000	 94.946	99.026	79.874 3/22/2000	 92.496	97.403	78.235 3/23/2000	 91.730	97.890	79.484 3/24/2000	 93.109	98.701	79.807 3/27/2000	 91.424	98.214	80.476 3/28/2000	 89.893	95.455	79.216 3/29/2000	 91.118	95.942	80.197 3/30/2000	 90.965	96.104	80.922 3/31/2000	 90.352	94.805	81.134 4/03/2000	 90.505	94.643	81.725 4/04/2000	 96.478	97.403	83.899 4/05/2000	 99.387	101.623	84.411 4/06/2000	 97.090	99.026	82.862 4/07/2000	 97.243	99.351	82.460 4/10/2000	 101.378	102.760	84.802 4/11/2000	 102.144	103.247	85.838 4/12/2000	 104.135	103.896	87.655 4/13/2000	 106.738	106.656	90.186 4/14/2000	 105.262	104.708	87.722 4/17/2000	 102.910	104.383	88.759 4/18/2000	 100.306	100.974	88.268 4/19/2000	 99.694	100.162	88.079 4/20/2000	 101.991	102.597	89.472 4/24/2000	 102.910	102.110	92.248 4/25/2000	 105.819	104.708	94.690 4/26/2000	 106.891	107.630	96.797 4/27/2000	 105.513	105.032	94.567 4/28/2000	 102.144	103.247	92.560 5/01/2000	 102.297	103.896	92.560 5/02/2000	 99.694	101.461	90.877 5/03/2000	 101.838	102.273	90.643 5/04/2000	 104.288	104.870	92.215 5/05/2000	 105.360	104.058	91.089 5/08/2000	 105.972	105.844	92.873 5/09/2000	 107.198	105.682	92.716 5/10/2000	 109.648	107.792	94.177 5/11/2000	 111.485	111.201	95.927 5/12/2000	 109.342	109.314	94.277 5/15/2000	 109.801	110.227	95.459 5/16/2000	 109.342	109.578	94.266 5/17/2000	 105.972	106.169	92.081 5/18/2000	 105.972	107.143	93.697 5/19/2000	 106.432	107.468	94.400 5/22/2000	 110.720	111.201	96.161 5/23/2000	 110.720	111.688	94.812 5/24/2000	 112.711	112.175	95.882 5/25/2000	 110.720	111.364	94.868 5/26/2000	 110.720	111.201	95.938 5/30/2000	 108.423	109.091	94.701 5/31/2000	 107.657	108.279	95.258 6/01/2000	 106.891	106.331	95.169 6/02/2000	 106.585	106.494	93.742 6/05/2000	 103.216	103.247	91.156 6/06/2000	 104.135	105.195	93.006 6/07/2000	 102.450	104.058	92.828 6/08/2000	 104.900	105.195	92.705 6/09/2000	 108.576	109.740	94.244 6/12/2000	 108.786	110.227	94.991 6/13/2000	 108.270	109.740	95.158 6/14/2000	 105.360	105.357	93.675 6/15/2000	 105.513	105.682	95.247 6/16/2000	 105.666	103.896	94.723 6/19/2000	 104.900	104.221	93.564 6/20/2000	 103.982	103.571	93.185 6/21/2000	 103.828	103.896	93.229 6/22/2000	 103.216	103.084	92.415 6/23/2000	 103.675	104.221	92.861 6/26/2000	 104.747	104.058	93.396 6/27/2000	 100.919	100.649	90.777 6/28/2000	 104.680	105.448	92.772 6/29/2000	 103.216	102.273	90.922 6/30/2000	 98.775	100.487	88.636 7/03/2000	 101.991	100.325	90.632 7/05/2000	 99.541	98.701	90.019 7/06/2000	 100.766	99.675	90.911 7/07/2000	 101.072	99.675	92.092 7/10/2000	 102.910	101.623	93.486 7/11/2000	 105.666	105.195	94.355 7/12/2000	 104.594	102.922	93.787 7/13/2000	 105.360	105.195	94.333 7/14/2000	 104.594	103.409	93.631 7/17/2000	 107.351	105.601	93.998 7/18/2000	 108.116	107.305	94.389 7/19/2000	 109.188	109.253	96.072 7/20/2000	 106.585	106.818	95.503 7/21/2000	 107.810	108.117	95.214 7/24/2000	 106.585	108.117	94.734 7/25/2000	 107.351	108.442	95.425 7/26/2000	 105.092	106.696	93.932 7/27/2000 106.891	107.792	95.080 7/28/2000	 106.891	108.117	95.035 7/31/2000	 106.585	108.117	93.653 8/01/2000	 107.657	109.091	98.201 8/02/2000	 107.351	109.091	96.328 8/03/2000	 110.605	111.891	100.052 8/04/2000	 112.711	112.825	100.654 8/07/2000	 115.658	115.300	102.683 8/08/2000	 115.314	114.610	103.452 8/09/2000	 114.395	113.961	102.114 8/10/2000	 113.821	114.489	101.969 8/11/2000	 115.964	116.396	103.084 8/14/2000	 117.764	117.532	103.530 8/15/2000	 119.908	120.151	104.254 8/16/2000	 118.836	118.994	104.009 8/17/2000	 119.449	121.266	104.288 8/18/2000	 119.296	118.831	104.288 8/21/2000	 118.530	117.857	103.675 8/22/2000	 118.989	118.994	103.664 8/23/2000	 120.061	120.130	104.377 8/24/2000	 118.683	118.831	103.184 8/25/2000	 117.152	117.695	102.348 8/28/2000	 119.142	119.481	103.697 8/29/2000	 116.998	118.344	102.939 8/30/2000	 117.611	118.344	104.110 8/31/2000	 118.118	118.719	105.313 9/01/2000	 118.377	118.994	105.737 9/05/2000	 119.755	121.104	108.257 9/06/2000	 122.052	122.565	110.742 9/07/2000	 124.196	124.675	111.289 9/08/2000	 131.602	130.909	114.733 9/11/2000	 136.648	135.116	117.398 9/12/2000	 137.672	135.390	117.509 9/13/2000	 139.969	135.065	116.127 9/14/2000	 137.825	134.416	115.781 9/15/2000	 143.386	138.519	117.175 9/18/2000	 141.348	137.175	116.740 9/19/2000 135.681	132.468	112.024 9/20/2000	 133.538	132.143	109.583 9/21/2000	 133.384	132.955	108.546 9/22/2000	 137.366	136.526	111.322 9/25/2000	 136.294	135.714	112.136 9/26/2000	 141.041	139.935	115.648 9/27/2000	 145.224	143.557	116.417 9/28/2000	 146.708	144.156	117.610 9/29/2000	 148.440	145.992	118.735 10/02/2000 150.842	148.052	120.430 10/03/2000 144.870	143.019	117.052 10/04/2000 139.663	136.039	113.730 10/05/2000 136.294	134.253	111.222 10/06/2000 138.744	136.201	112.950 10/09/2000 138.591	136.201	112.950 10/10/2000 144.104	140.260	115.324 10/11/2000 142.726	137.825	116.105 10/12/2000 140.735	135.552	115.213 10/13/2000 141.960	138.799	117.008 10/16/2000 148.086	144.481	118.490 10/17/2000 150.995	147.403	118.657 10/18/2000 146.708	143.019	116.372 10/19/2000 147.167	143.669	115.692 10/20/2000 145.789	143.669	115.692 [LOGO OF EXELON] Business Structure Exelon Corporation Exelon Exelon Exelon Generation Energy Delivery Enterprises Power Team ComEd Energy Delivery Infrastructure Services Exelon Nuclear PECO Energy Delivery Energy Services AmerGen PECO Gas Distribution Telecommunications Exelon Power Energy Sithe Acquisition* *pending final regulatory approvals [LOGO OF EXELON] WHAT WE DELIVERED WHILE CLOSING THE MERGER... [LOGO OF EXELON] GENERATION PORTFOLIO GROWTH - - Sithe Acquisition - 10 GW of fossil generation in key markets (3,800 MW operating; 2,500 MW under construction; 3,700 MW advanced development) - world-class greenfield development capabilities - 49.9% by year end '00; remaining 50.1% in '03-'05 - expected to close by year end 2000 - - 500 MW of new combustion turbines - on order; site selection in progress - - AmerGen - closed on TMI, Clinton and Oyster Creek [LOGO OF EXELON] Top-Tier Nuclear Fleet Production - - 9 of Exelon's 10 nuclear plants are in the industry's top quartile thru Sept. - - 2000 target capacity factor 90.2% - 8 refueling outages scheduled this fall - 3 already complete [Slide contains a bar graph depicting year-to-date* capacity factor for Exelon Fleet, Industry Median, and Industry Top Quartile. *through September 2000] Exelon Fleet 94.4% Industry Median 86.7% Industry Top Quart. 90.0% [LOGO OF EXELON] RESTRUCTURED DEAL TO DELIVER VALUE - - Restructured merger agreement to increase share buy-back and reduce goodwill - - Repurchased 36 million shares - - Securitized an additional $1B of stranded costs - - Secured approvals to transfer generation assets to unregulated entity [LOGO OF EXELON] COMED DECOMMISSIONING PETITION - - ComEd Proposal - Recover $121 MM for 6 years; thereafter collections cease and Genco assumes all decommissioning risk - PPA's with Genco for 6 years - Excess funds (after decommissioning of all plants) returned to rate payers - - Status - Hearing Examiner Proposed Order (HEPO) issued October 25 recommends rejection of ComEd proposal - ComEd believes law provides for continued recovery of decommissioning costs - Revised HEPO expected November 13 - Commission decision expected by year-end [LOGO OF EXELON] FINANCIAL PERFORMANCE - - Earnings per share growth through 3Q - PE up 25% vs. '99 - UCM up 24% vs. '99 - - Key Drivers: - PE and UCM share repurchases - Strong nuclear performance [Slide contains a bar graph depicting Earnings per Share for the 9 months ending September 30, 1999 and 2000 for PECO Energy and Unicom Corporation.] PE 1999 $2.44 2000 $3.06 Unicom 1999 $2.32 2000 $2.88 [LOGO OF EXELON] IMPROVING COMED'S RELIABILITY [Slide includes a line graph showing average number of interruptions from December 1998 to September 2000. The graph indicates a 33% improvement since December 1998.] 12 Months ended		Average number of interruptions 	 Dec-98						2.18 Jan-99						2.17 Feb-99						2.21 Mar-99						1.82 Apr-99						1.82 May-99					 1.76 Jun-99						1.72 Jul-99						1.83 Aug-99					 1.74 Sep-99						1.69 Oct-99						1.66 Nov-99					 1.49 Dec-99						1.49 Jan-00						1.41 Feb-00						1.44 Mar-00						1.43 Apr-00						1.48 May-00					 1.60 Jun-00						1.52 Jul-00						1.35 Aug-00			 		 1.40 Sep-00						1.46 [Slide includes a line graph showing average duration of interruptions from December 1998 to September 2000. The graph indicates a 47% improvement since December 1998.] 12 mos Average Duration ending of Interruptions Dec-98 	 269 Jan-99	 273 Feb-99	 274 Mar-99	 212 Apr-99	 211 May-99	 205 Jun-99	 195 Jul-99	 205 Aug-99	 184 Sep-99 176 Oct-99	 175 Nov-99	 136 Dec-99	 136 Jan-00	 136 Feb-00	 132 Mar-00	 131 Apr-00	 134 May-00	 158 Jun-00	 154 Jul-00	 129 Aug-00	 138 Sep-00	 141 [LOGO OF EXELON] ENTERPRISES GROWTH EIS - --- - - 10 companies with operations in 42 states - - 6500 employees - - Year 2000 Financial Performance: - $700 M revenues - EBITDA 8% of revenues Energy Services (HVAC) - ---------------------- - - 8 companies with operations in Illinois, Minnesota, Ohio - - 2000 employees - - Year 2000 Financial Performance: - $250 M revenues - EBITDA 6% of revenues [LOGO OF EXELON] TELECOM - BUILDING VALUE - - AT&T Wireless - --------------- - 283,000 subscribers - $65 average rev/sub - $234 M invested - ~$600 M estimated value (based on AWE) - - PECO Adelphia - --------------- - 69,000 lines in service - gross PPE/line $2,113 - 2000 Revenue $43 M - EBITDA positive - expect positive 2001 earnings [LOGO OF EXELON] LOOKING AHEAD. . . [LOGO OF EXELON] FOUNDATION FOR GROWTH [Slide contains a bar graph depicting actual earnings before special items for 1998 and 1999 and IBES projected earnings for 2000 for PECO and Unicom and projected earnings growth for Exelon for 2000 (pro forma annualized), 2001, 2002, and 2003. The Exelon graph indicates a 10% growth for 2001 to 2003.] PECO 1998 $2.66 1999 $3.17 2000 $3.60 Unicom 1998 $2.27 1999 $2.89 2000 $3.25 Exelon 2000(proforma annualized) $3.70 2001 $4.20 2002 $4.60 2003 $5.10 [LOGO OF EXELON] EXELON'S INTEGRATED STRATEGY [This slide is a diagram which illustrates the integrated strategy. The three main business segments are shown as ovals: 1) Generation and Power Marketing, 2) Energy Delivery, 3) Enterprises.] - - Generation and Power Marketing ------------------------------ - primary growth vehicle in the near-term - - Energy Delivery --------------- - steady source of cash and earnings for reinvestment in growth of the corporation - - Enterprises ----------- - positioning to provide longer term growth prospects for the corporation [LOGO OF EXELON] COMMITTED TO GROWTH AND VALUE NYSE: EXC [LOGO OF EXELON] Q & A REMEMBER: Exelon Analyst Conference New York, November 15, 2000 See IR Team for details