CHESTER VALLEY BANCORP INC. --------------------------- Downingtown, PA o Nasdaq: CVAL Donna M. Coughey Joseph T. Crowley, CPA President & CEO CFO & Treasurer COHEN BROTHERS & COMPANY MARCH 18, 2005 [LOGO OMITTED] FORWARD-LOOKING STATEMENT - -------------------------------------------------------------------------------- FORWARD LOOKING STATEMENTS. A number of the matters discussed in this message that are not historical or current facts deal with potential future circumstances and developments, in particular, information regarding the combined company, including expected synergies resulting from the merger of Chester Valley Bancorp and Willow Grove Bancorp, combined operating and financial data, future banking plans, and whether and when the transactions contemplated by the merger agreement will be consummated. The discussion of such matters is qualified by the inherent risks and uncertainties surrounding future expectations generally, and also may materially differ from actual future experience involving any one or more of such matters. Such risks and uncertainties include: the failure to realize anticipated capital, operating expense and other synergies; the result of the review of the proposed merger by various regulatory agencies, and any conditions imposed on the combined company by such regulatory agencies in connection with consummation of the merger; difficulties in obtaining approval of the merger by the shareholders of Chester Valley Bancorp and Willow Grove Bancorp and satisfaction of various other conditions to the closing of the merger contemplated by the merger agreement; difficulties relating to the completion of the merger or the integration of the businesses of Willow Grove and Chester Valley; and the risks that are described from time to time in Chester Valley Bancorp's and Willow Grove Bancorp's respective reports filed with the SEC, including each company's annual report on Form 10-K for the year ended June 30, 2004 and quarterly report on Form 10-Q for the quarter ended September 30, 2004. This message speaks only as of its date, and Chester Valley Bancorp and Willow Grove Bancorp each disclaims any duty to update the information herein. ADDITIONAL INFORMATION AND WHERE TO FIND IT. In connection with the proposed merger, a registration statement on Form S-4 will be filed with the SEC. CHESTER VALLEY BANCORP AND WILLOW GROVE BANCORP SHAREHOLDERS ARE ENCOURAGED TO READ THE REGISTRATION STATEMENT AND ANY OTHER RELEVANT DOCUMENTS FILED WITH THE SEC, INCLUDING THE JOINT PROXY STATEMENT/PROSPECTUS THAT WILL BE PART OF THE REGISTRATION STATEMENT, BECAUSE THEY WILL CONTAIN IMPORTANT INFORMATION ABOUT THE MERGER. The final joint proxy statement/prospectus will be mailed to shareholders of Chester Valley Bancorp and Willow Grove Bancorp. Shareholders will be able to obtain the documents free of charge at the SEC's website, www.sec.gov, from Chester Valley Bancorp by calling Joseph T. Crowley, or from Willow Grove Bancorp by calling Christopher E. Bell. PARTICIPANTS IN SOLICITATION. Chester Valley Bancorp, Willow Grove Bancorp and their respective directors and executive officers and other members of management and employees may be deemed to be participants in the solicitation of proxies in respect of the merger. Information concerning persons who may be considered participant's in the solicitation of Chester Valley Bancorp's shareholders is set forth in the proxy statement dated September 10, 2004, for Chester Valley Bancorp's 2004 annual meeting of shareholders as filed with the SEC on Schedule 14A. Information concerning persons who may be considered participant's in the solicitation of Willow Grove Bancorp's shareholders is set forth in the proxy statement dated October 8, 2004, for Willow Grove Bancorp's 2004 annual meeting of shareholders as filed with the SEC on Schedule 14A. Additional information regarding the interests of participants of Chester Valley Bancorp and Willow Grove Bancorp in the solicitation of proxies in respect of the merger will be included in the registration statement and joint proxy statement/prospectus to be filed with the SEC. CVAL - CBC Presentation March 18, 2005 [LOGO OMITTED] 2 CONTENTS o Our background o Key drivers o Tactics that differentiate us o Financial highlights o Acquisition by Willow Grove Bancorp, Inc. CVAL - CBC Presentation March 18, 2005 [LOGO OMITTED] 3 ORGANIZATION HISTORY - -------------------------------------------------------------------------------- 1922 - Downingtown Building and Loan Founded 1987 - Initial IPO 1998 - Acquired Philadelphia Corporation for Investment Services 2001 - Converted to Commercial Bank Charter 2001 - Approval of Bank Holding Co. and Financial Holding Co. 2002 - Opened a de novo branch in Kennet Square in Chester County, PA 2003 - Opened a de novo branch in Eagle in Chester County, PA 2004 - Acquired Coatesville branch from PNC National Bank 2004 - Acquiring Exton branch deposits from Firstrust Bank 2004 - Opened wealth management office in West Chester, PA 2004 - Acquired Avondale branch from PNC National Bank 2005 - CVAL & WGBC signed a definitive agreement to combine their companies. CVAL - CBC Presentation March 18, 2005 [LOGO OMITTED] 4 HOLDING COMPANY STRUCTURE ----------------------------------- CHESTER VALLEY BANCORP INC. NASDAQ: CVAL ----------------------------------- | -------------------------- | | - ------------------------------------- ----------------------------------- PHILADELPHIA CORPORATION FIRST FINANCIAL BANK FOR INVESTMENT SERVICES - ------------------------------------- ----------------------------------- o Commercial Bank o Full Service Broker-Dealer o 13 Full Service Offices o Registered Investment Advisor o $669MM in Assets* o 2 Investment Offices o $435MM in Deposits* o First Financial Investments, Inc. * As of 12/31/04 CVAL - CBC Presentation March 18, 2005 [LOGO OMITTED] 5 SEASONED MANAGEMENT TEAM - -------------------------------------------------------------------------------------- YEARS IN PRIOR NAME FUNCTION AGE FIN. SERV. INSTITUTIONS - -------------------------------------------------------------------------------------- Donna M. Coughey President & CEO 54 33 Mellon, Marine (CVAL & FFB) Midland Joseph T. Crowley, CPA CFO & Treasurer 42 20 Crusader Holding Co., (CVAL & FFB) KPMG A. Louis Denton, Esq. PCIS Chairman/CEO 46 22 Hopper Soliday & Co Mathew D. Kelly PCIS President/COO 40 19 PNC Advisors, Mellon G. Richard Bertolet EVP - Credit Admin 57 37 Mellon Colin N. Maropis EVP - Lending 52 29 Sun Life of Canada William M. Byrne SVP - Lending 49 21 Mellon Christopher M. Breslin SVP - Retail 43 19 First Union, Chase Margaret H. Leimkuhler SVP - CAO 39 21 Keystone, Frankford Thomas A. Varley, Esq. SVP - Trust 53 31 Glenmede, Mellon - -------------------------------------------------------------------------------------- CVAL - CBC Presentation March 18, 2005 [LOGO OMITTED] 6 CHESTER COUNTY, PENNSYLVANIA - -------------------------------------------------------------------------------- [CHESTER COUNTY GRAPHIC OMITTED] o PENNSYLVANIA IS 6TH LARGEST STATE IN POPULATION IN THE UNITED STATES. o CHESTER COUNTY IS FASTEST GROWING COUNTY IN PENNSYLVANIA - -------------------------------------------------------------------------------- CHESTER COUNTY PA US - -------------------------------------------------------------------------------- Median household income $67,790 $40,106 $41,994 - -------------------------------------------------------------------------------- Median value of housing $182,500 $97,000 $119,600 - -------------------------------------------------------------------------------- Growth in non-farm employment 2.5% .7% .9% - -------------------------------------------------------------------------------- Retail sales per capita $14,144 $9,150 $9,180 - -------------------------------------------------------------------------------- Source: U.S. Census Bureau Statistics CVAL - CBC Presentation March 18, 2005 [LOGO OMITTED] 7 KEY DRIVERS OF THE TRANSITION TO A COMMERCIAL BANK o Diversify and grow the loan portfolio o Expand business and retail core deposits o Maximize non-interest revenue CVAL - CBC Presentation March 18, 2005 [LOGO OMITTED] 8 DIVERSIFYING THE LOAN MIX - -------------------------------------------------------------------------------- LOAN PORTFOLIO (in thousands) [LOAN PORTFOLIO GRAPHIC OMITTED] Residential Construction Commercial R.E. Commercial Business Consumer 6/30/2001 149 46 83 28 65 12/31/2004 65 71 146 65 125 SMALL BUSINESS COMMERCIAL LOAN GROWTH (in thousands) - ------------------------------------------------------------ 06/30/01 12/31/04 Outstandings $3,171 $24,995 - ------------------------------------------------------------ CAGR -- 80.38% - ------------------------------------------------------------ - ------------------------------------------------------------ # of loans 45 369 - ------------------------------------------------------------ CVAL - CBC Presentation March 18, 2005 [LOGO OMITTED] 9 BUILDING CORE DEPOSITS - -------------------------------------------------------------------------------- DEPOSITS (in millions) [DEPOSITS GRAPHIC OMITTED] DDA/NOW MMA/SAV CDs 6/30/2001 82 87 244 12/31/2004 148 179 108 CHECKING ACCOUNT GROWTH (in thousands) - -------------------------------------------------------- 06/30/01 12/31/04 - -------------------------------------------------------- Retail $55,958 $97,624 - -------------------------------------------------------- CAGR% -- 17.23% - -------------------------------------------------------- - -------------------------------------------------------- Business $26,803 $50,645 - -------------------------------------------------------- CAGR% -- 19.94% - -------------------------------------------------------- - -------------------------------------------------------- Repo $ 2,428 $15,940 - -------------------------------------------------------- CAGR% -- 71.20% - -------------------------------------------------------- CVAL - CBC Presentation March 18, 2005 [LOGO OMITTED] 10 DEPOSIT AND LOAN FEES (in thousands) - -------------------------------------------------------------------------------- [DEPOSIT AND LOAN FEES GRAPHIC OMITTED] Jun-01 Jun-02 Jun-03 Jun-04 Deposit Fees 1,723 1,911 2,837 3,073 CVAL - CBC Presentation March 18, 2005 [LOGO OMITTED] 11 TACTICS THAT DIFFERENTIATE CVAL - -------------------------------------------------------------------------------- o Production oriented branch advisory boards o Instilling a "service-driven" sales culture o Comprehensive wealth management approach CVAL - CBC Presentation March 18, 2005 [LOGO OMITTED] 12 PRODUCTION ORIENTED BRANCH ADVISORY BOARDS - -------------------------------------------------------------------------------- NEW BUSINESS - FISCAL 2004: o $3.0 million in consumer deposits o $2.6 million in managed trust assets o $2.5 million in consumer loans o $0.9 million in commercial loans o $0.8 million in commercial deposits CVAL - CBC Presentation March 18, 2005 [LOGO OMITTED] 13 INSTILLING A SALES CULTURE - -------------------------------------------------------------------------------- - -------------------------------------------------------------------------------- Actual Actual Actual Actual Jun-01 Jun-02 Jun-03 Jun-04 - -------------------------------------------------------------------------------- Consumer loans closed $18,500,000 $51,000,000 $67,000,000 $75,000,000 - -------------------------------------------------------------------------------- Teller referrals 650 1,556 10,713 11,500 Teller close ratio N/A 21% 24% 37% - -------------------------------------------------------------------------------- Cross-sell ratio 2.0% 2.8% 3.4% 3.8% Average quarterly customer surveys (1 to 5, 5 - best) N/A N/A 4.37 4.51* - ------------------------------------------------------------------------------- *Average CVAL - CBC Presentation March 18, 2005 [LOGO OMITTED] 14 WEALTH MANAGEMENT - -------------------------------------------------------------------------------- ASSETS UNDER MANAGEMENT & CUSTODY (dollars in millions) [ASSETS UNDER MANAGEMENT & CUSTODY GRAPHIC OMITTED] Jun-03 Jun-04 PCIS 766 844 Trust 50 60 Uvest 10 23 UVEST PROGRAM (dollars in thousands) - ----------------------------------------------------------------------- Jun 02 Jun 03 Jun 04 - ----------------------------------------------------------------------- Uvest Investment Sales $2,262 $6,285 $12,600 - ----------------------------------------------------------------------- Gross revenue $103 $217 $425 - ----------------------------------------------------------------------- Number of trades 157 400 786 - ----------------------------------------------------------------------- Average sale per trade $14 $15 $16 - ----------------------------------------------------------------------- Appointments closed N/A 50% 40% - ----------------------------------------------------------------------- Assets under management $3,200 $10,200 $22,600 - ----------------------------------------------------------------------- CVAL - CBC Presentation March 18, 2005 [LOGO OMITTED] 15 FINANCIAL HIGHLIGHTS - -------------------------------------------------------------------------------- [LOGO OMITTED] FINANCIAL HIGHLIGHTS - -------------------------------------------------------------------------------- ASSETS [ASSETS GRAPHIC OMITTED] Jun-01 Jun-02 Jun-03 Jun-04 East 545 566 585 642 [LOANS GRAPHIC OMITTED] LOANS (Excluding Residential Loans) Jun-01 Jun-02 Jun-03 Jun-04 East 201 243 288 328 CVAL - CBC Presentation March 18, 2005 [LOGO OMITTED] 17 FINANCIAL HIGHLIGHTS - -------------------------------------------------------------------------------- NET INTEREST MARGIN [NET INTEREST MARGIN GRAPHIC OMITTED] Jun-01 Jun-02 Jun-03 Jun-04 East 3.19% 3.66% 3.43% 3.46% NON-INTEREST INCOME (Excludes security gains (losses)) [NON-INTEREST INCOME GRAPHIC OMITTED] Jun-01 Jun-02 Jun-03 Jun-04 Actual 5,733 6,010 7,092 8018 CVAL - CBC Presentation March 18, 2005 [LOGO OMITTED] 18 FINANCIAL HIGHLIGHTS - -------------------------------------------------------------------------------- RESERVES/LOANS [RESERVES/LOANS GRAPHIC OMITTED] Jun-01 Jun-02 Jun-03 Jun-04 East 1.23% 1.26% 1.39% 1.60% NET CHARGE-OFFS/LOANS [NET CHARGE-OFFS/LOANS GRAPHIC OMITTED] Jun-01 Jun-02 Jun-03 Jun-04 0.03% 0.10% 0.03% 0.02% CVAL - CBC Presentation March 18, 2005 [LOGO OMITTED] 19 FINANCIAL HIGHLIGHTS - -------------------------------------------------------------------------------- NET INCOME [NET INCOME GRAPHIC OMITTED] Jun-01 Jun-02 Jun-03 Jun-04 NET INCOME 4003 5575 5262 6310 RETURNS (%) [RETURNS (%) GRAPHIC OMITTED] Jun-01 Jun-02 Jun-03 Jun-04 ROE 10.50% 13.24% 11.25% 12.27% ROA 0.76% 1.02% 0.90% 1.03% CVAL - CBC Presentation March 18, 2005 [LOGO OMITTED] 20 EFFICIENCY RATIO - -------------------------------------------------------------------------------- [EFFICIENCY RATIO GRAPHIC OMITTED] 2001 2002 2003 2004 East 72.23% 65.86% 67.45% 65.49% CVAL - CBC Presentation March 18, 2005 [LOGO OMITTED] 21 ACQUISITION BY WILLOW GROVE BANCORP, INC. - -------------------------------------------------------------------------------- [LOGO OMITTED] TRANSACTION OVERVIEW - -------------------------------------------------------------------------------- o Alliance of Willow Grove and Chester Valley will create a super community bank with a retail and commercial franchise in three of the most affluent and expanding counties in the Southeastern Pennsylvania region. The combined bank: o Will operate in three of the most attractive target markets in Southeast Pennsylvania o Will create a deep and talented management team with the ability to complete the transformation of the balance sheet and income statement to that of a commercial bank o Is expected to produce cost savings that drive significant accretion in Year 1 o Will cross-sell an expanded product set to a larger geographic footprint of affluent customers o Will be in a position to benefit from customer dissatisfaction with mega bank mergers and takeovers of community banks during the past three years CVAL - CBC Presentation March 18, 2005 [LOGO OMITTED] 23 THE COMBINED FRANCHISE - -------------------------------------------------------------------------------- ------------------------------------------------------------------ A $1.5 billion company with 27 existing branch offices in Montgomery, Chester, Bucks and Philadelphia counties ------------------------------------------------------------------ [MAP GRAPHIC OMITTED] WILLOW GROVE 1 Dresher 2 Hatboro 3 Holland 4 Huntingdon Valley 5 Maple Glen - Main Office 6 North Wales 7 Philadelphia - Bustleton 8 Philadelphia - Rhawnhurst 9 Philadelphia - Somerton 10 Roslyn Valley 11 Southampton 12 Warminster 13 Warminster - Kmart Plaza 14 Willow Grove CHESTER VALLEY 15 Airport Village 16 Avondale 17 Brandywine Square 18 Coatesville 19 Devon 20 Downingtown - Main Office 21 Eagle 22 Exton - Lionville 23 Frazer - Malvern 24 Kennett Square 25 Oxford - Future 26 Thorndale 27 West Chester 28 Westtown LOAN PRODUCTION FACILITY 29 Plymouth Meeting CHESTER VALLEY ASSET MGMT. 30 Philadelphia 31 Wayne CVAL - CBC Presentation March 18, 2005 [LOGO OMITTED] 24 TARGET MARKET DEMOGRAPHICS - -------------------------------------------------------------------------------- - -------------------------------------------------------------------------------- MEDIAN HH STATE BACHELOR'S STATE STATE COUNTY INCOME RANK DEGREE RANK POPULATION RANK - -------------------------------------------------------------------------------- Montgomery $64,808 2 38.7% 2 770,747 3 - -------------------------------------------------------------------------------- Bucks $61,230 3 31.2% 4 613,110 4 - -------------------------------------------------------------------------------- Chester $67,790 1 42.5% 1 457,393 7 - -------------------------------------------------------------------------------- CVAL - CBC Presentation March 18, 2005 [LOGO OMITTED] 25 WILLOW GROVE RESULTS - -------------------------------------------------------------------------------- - -------------------------------------------------------------------- LOAN GROWTH (Dollars in thousands) 06/30/01 12/31/04 - -------------------------------------------------------------------- Residential $198,310 $195,444 CAGR -0.42% - -------------------------------------------------------------------- Construction $ 27,724 $ 69,420 CAGR 29.99% - -------------------------------------------------------------------- Commercial R.E $128,613 $185,789 CAGR 11.08% - -------------------------------------------------------------------- Commercial Business $ 19,925 $ 21,216 CAGR 1.81% - -------------------------------------------------------------------- Consumer $ 84,748 $ 96,096 CAGR 3.66% - -------------------------------------------------------------------- Total Loans $459,320 $567,965 CAGR 6.25% - -------------------------------------------------------------------- - -------------------------------------------------------------------- CORE DEPOSIT GROWTH (Dollars in thousands) 06/30/01 12/31/04 - -------------------------------------------------------------------- DDA $82,318 $134,428 CAGR 15.04% - -------------------------------------------------------------------- Savings $ 58,566 $ 84,604 CAGR 11.08% - -------------------------------------------------------------------- Money Market $ 34,788 $103,681 CAGR 36.62% - -------------------------------------------------------------------- Total Core Deposits $175,672 $322,713 CAGR 18.98% - -------------------------------------------------------------------- CVAL - CBC Presentation March 18, 2005 [LOGO OMITTED] 26 SUMMARY BALANCE SHEET IMPACT - -------------------------------------------------------------------------------- ($ in thousands) Willow Grove Chester Valley Pro Forma(1) ------------ -------------- ------------ 12/31/04 12/31/04 12/31/04 --------------------------------------------- Assets $993,120 $669,115 $1,553,708 Investment Securities (2) 380,793 192,862 375,812 Net Loans 561,167 423,596 983,670 Deposits 615,639 434,946 1,051,477 Borrowings (3) 263,240 176,568 299,808 (1) Pro Forma includes estimated purchase accounting adjustments and assumes certain assets are liquidated to retire borrowings or to fund the cash consideration and upfront costs associated with this transaction. (2) Excludes interest earning cash. (3) Includes trust preferred securities. CVAL - CBC Presentation March 18, 2005 [LOGO OMITTED] 27 COMBINED BANK: DEEP MANAGEMENT TEAM, TRACK RECORD OF SUCCESS - -------------------------------------------------------------------------------- - ----------------------------------------------------------------------------------------------------------------------------------- YEARS IN CURRENT FINANCIAL NAME FUNCTION INSTITUTION AGE SERVICES PRIOR INSTITUTIONS - ----------------------------------------------------------------------------------------------------------------------------------- Donna M. Coughey President & CEO CVAL 54 33 Mellon, Marine Midland Joseph T. Crowley, CPA CFO CVAL 42 20 Crusader Holding Co., Applied Card, KPMG Jerome P. Arrison Treasurer WGBC 53 32 Delaware First Financial Christopher E. Bell Chief Operating Officer WGBC 47 26 Sellersville Savings, Hamilton-Reliance Matthew D. Kelly Chief Wealth Management Officer PCIS 40 18 PNC Advisors, Mellon Ammon J. Baus Chief Credit Officer WGBC 55 34 Fleet, PNC, First Fidelity G. Richard Bertolet Chief Lending and Sales Officer CVAL 57 36 Mellon John Powers Regional President - Willow WGBC 54 37 Sun East FCU, Western Savings Bank Grove Bank Colin N. Maropis Regional President - First CVAL 52 28 Sun Life of Canada Financial Bank - ----------------------------------------------------------------------------------------------------------------------------------- CVAL - CBC Presentation March 18, 2005 [LOGO OMITTED] 28 SUMMARY - -------------------------------------------------------------------------------- o Application of Willow Grove and Chester Valley's best practices will propel the combined company's profitability o Montgomery, Chester, and Bucks County target markets provide strong foundation for organic growth o Creation of a deep and talented management team with experience to complete the transformation of the balance sheet and income statement to that of a commercial bank o Increasing need for locally-focused, community based banking in the Southeast Pennsylvania region o Combined Company's interest rate sensitivity will be significantly better CVAL - CBC Presentation March 18, 2005 [LOGO OMITTED] 29