EXHIBIT 99.1 UNAUDITED PRO FORMA FINANCIAL INFORMATION CONDENSED STATEMENT OF EARNINGS FOR THE SIX MONTHS ENDED JUNE 30, 1996 AND EACH OF THE YEARS IN THE THREE-YEAR PERIOD ENDED DECEMBER 31, 1995 AND CONDENSED BALANCE SHEET AS OF JUNE 30, 1996 UNAUDITED PRO FORMA CONDENSED FINANCIAL INFORMATION On September 10, 1996, Seagull Energy Corporation ("Seagull") acquired all of the outstanding common stock of Esso Suez Inc. ("Esso Suez") (the "Esso Suez Acquisition") and certain assets of Esso Egypt Limited for a net purchase price of approximately $74 million in cash. On October 3, 1996, the shareholders of Seagull and the shareholders of Global Natural Resources Inc. ("Global") approved a stock merger (the "Merger") whereby each outstanding share of Global common stock was converted into .88 of share of Seagull common stock (the "Common Stock Exchange Ratio"). The unaudited pro forma condensed statements of earnings for the six months ended June 30, 1996 and each of the years in the three-year period ended December 31, 1995 give effect to (i) the Merger using the pooling of interests method of accounting for business combinations and (ii) the Esso Suez Acquisition, financed under Seagull's revolving credit facilities (the "Credit Facilities"), as if the acquisition had occurred on January 1, 1995. The unaudited pro forma condensed balance sheet as of June 30, 1996 gives effect to (i) the Merger using the pooling of interests method of accounting for business combinations and (ii) the Esso Suez Acquisition, financed under the Credit Facilities, as if the acquisition had occurred on June 30, 1996. The transactions contemplated by the Merger will be accounted for as a pooling of interests whereby the assets, liabilities and results of operations of Seagull and Global are combined using the historical cost-based amounts of the two separate entities. The unaudited pro forma information presented is based upon the respective historical consolidated financial statements of Seagull, Global and Esso Suez and should be read in conjunction with such financial statements and the related notes thereto. Estimated pre-tax expenses of approximately $8 million related to effecting the Merger of Seagull and Global will be deducted in determining the net income of the combined enterprise for the period in which the expenses are incurred. The effects of such expenses are not reflected in the following unaudited pro forma condensed financial statements. The unaudited pro forma condensed financial information has been prepared from, and should be read in conjunction with, the historical consolidated financial statements and notes thereto of Seagull, Global and Esso Suez. The unaudited pro forma information presented does not purport to be indicative of actual results, as if the combinations had been in effect on the dates of or for the periods indicated, or of future results. -1- UNAUDITED PRO FORMA CONDENSED STATEMENTS OF EARNINGS Six Months Ended June 30, 1996 (Dollars in Thousands, Except Per Share Amounts) Seagull/ Esso Pro Forma Seagull Global Adjustments Global Suez Adjustments Combined --------- -------- ------------- --------- -------- ------------ --------- Revenues: Gas and oil operations................... $145,302 $55,516 $ $200,818 $26,903 $ $227,721 Alaska transmission and distribution..... 51,133 - 51,133 - 51,133 --------- -------- --------- --------- -------- --------- --------- 196,435 55,516 251,951 26,903 278,854 Costs of Operations: Alaska transmission and distribution cost of gas sold....................... 22,457 - 22,457 - 22,457 Operations and maintenance............... 51,013 23,638 (3,723)(B) 70,928 5,114 76,042 Exploration charges...................... 14,841 5,944 (600)(B) 20,185 - 20,185 Depreciation, depletion and amortization. 62,320 12,278 600 (B) 75,198 11,021 (11,021)(D) 82,790 7,592 (D) --------- -------- --------- --------- -------- --------- --------- 150,631 41,860 (3,723) 188,768 16,135 (3,429) 201,474 --------- -------- --------- --------- -------- --------- --------- Operating Profit........................... 45,804 13,656 3,723 63,183 10,768 3,429 77,380 Other (Income) Expense: General and administrative............... 7,933 - 3,723 (B) 11,656 - 11,656 Interest expense......................... 22,654 29 22,683 - 2,246 (E) 24,929 Loss (gain) on sale of property, plant and equipment, net.................... (384) 3 (381) - (381) Interest income and other................ (468) (534) (1,002) (50) (1,052) --------- -------- --------- --------- -------- --------- --------- 29,735 (502) 3,723 32,956 (50) 2,246 35,152 --------- -------- --------- --------- -------- --------- --------- Earnings Before Income Taxes............... 16,069 14,158 - 30,227 10,818 1,183 42,228 Income Tax Expense......................... 7,130 7,012 707 (C) 14,849 6,566 (786)(F) 20,629 --------- -------- --------- --------- -------- --------- --------- Net Earnings............................... $ 8,939 $ 7,146 $ (707) $ 15,378 $ 4,252 $ 1,969 $ 21,599 ========= ======== ========= ========= ======== ========= ========= Earnings Per Share......................... $ 0.24 $ 0.24 $ 0.34 ========= ========= ========= Weighted Average Number of Common Shares Outstanding (in thousands)........ 37,062 26,098 (A) 63,160 63,160 ========= ========= ========= ========= See Accompanying Notes to Unaudited Pro Forma Condensed Statements of Earnings. -2- UNAUDITED PRO FORMA CONDENSED STATEMENTS OF EARNINGS Year Ended December 31, 1995 (Dollars in Thousands, Except Per Share Amounts) Seagull/ Esso Pro Forma Seagull Global Adjustments Global Suez Adjustments Combined --------- --------- ----------- ---------- --------- ----------- --------- Revenues: Gas and oil operations................... $238,503 $78,457 $ $316,960 $ 75,889 $ $392,849 Alaska transmission and distribution..... 97,770 - 97,770 - 97,770 --------- --------- --------- ---------- --------- --------- --------- 336,273 78,457 414,730 75,889 490,619 Costs of Operations: Alaska transmission and distribution cost of gas sold....................... 46,328 - 46,328 - 46,328 Operations and maintenance............... 105,674 40,964 (5,556)(B) 141,082 11,766 152,848 Exploration charges...................... 29,555 11,768 (1,100)(B) 40,223 - 40,223 Depreciation, depletion and amortization. 124,790 21,520 1,100 (B) 147,410 32,154 (32,154)(D) 169,523 22,113 (D) Impairment of long-lived assets.......... 44,376 4,466 48,842 - 48,842 --------- --------- --------- ---------- --------- ---------- --------- 350,723 78,718 (5,556) 423,885 43,920 (10,041) 457,764 --------- --------- --------- ---------- --------- ---------- --------- Operating Profit (Loss).................... (14,450) (261) 5,556 (9,155) 31,969 10,041 32,855 Other (Income) Expense: General and administrative............... 19,167 - 5,556 (B) 24,723 - 24,723 Interest expense......................... 52,814 164 52,978 - 5,032 (E) 58,010 Loss (gain) on sale of property, plant and equipment, net.................... (83,591) 203 (83,388) - (83,388) Interest income and other................ (1,160) (3,352) (4,512) (34) (4,546) --------- --------- --------- ---------- --------- ---------- --------- (12,770) (2,985) 5,556 (10,199) (34) 5,032 (5,201) --------- --------- --------- ---------- --------- ---------- --------- Earnings (Loss) Before Income Taxes........ (1,680) 2,724 - 1,044 32,003 5,009 38,056 Income Tax Expense (Benefit)............... (2,312) 9,031 (3,937) (C) 2,782 22,843 (1,761)(F) 23,864 --------- --------- --------- ---------- --------- ---------- --------- Net Earnings (Loss)........................ $ 632 $ (6,307) $3,937 $ (1,738) $ 9,160 $ 6,770 $ 14,192 ========= ========= ========= ========== ========= ========== ========= Earnings (Loss) Per Share.................. $ 0.02 $ (0.03) $ 0.23 ========= ========== ========= Weighted Average Number of Common Shares Outstanding (in thousands)........ 36,717 25,957 (A) 62,674 62,674 ========= ========= ========== ======== See Accompanying Notes to Unaudited Pro Forma Condensed Statements of Earnings. -3- UNAUDITED PRO FORMA CONDENSED STATEMENTS OF EARNINGS Year Ended December 31, 1994 (Dollars in Thousands, Except Per Share Amounts) Pro Forma Seagull Global Adjustments Combined ----------- ----------- ------------- ------------- Revenues: Gas and oil operations................... $ 302,506 $ 62,943 $ $ 365,449 Alaska transmission and distribution..... 105,598 - 105,598 ----------- ----------- ------------- ------------- 408,104 62,943 471,047 Costs of Operations: Alaska transmission and distribution cost of gas sold....................... 54,465 - 54,465 Operations and maintenance............... 119,987 36,960 (6,591) (B) 150,356 Exploration charges...................... 26,888 19,325 (2,400) (B) 43,813 Depreciation, depletion and amortization. 144,697 9,837 2,400 (B) 156,934 ----------- ----------- ------------- ------------- 346,037 66,122 (6,591) 405,568 ----------- ----------- ------------- ------------- Operating Profit (Loss).................... 62,067 (3,179) 6,591 65,479 Other (Income) Expense: General and administrative............... 10,252 - 6,591 (B) 16,843 Interest expense......................... 51,550 124 51,674 Loss (gain) on sale of property, plant and equipment, net.................... (413) 8 (405) Interest income and other................ (254) (1,714) (1,968) ----------- ----------- ------------- ------------- 61,135 (1,582) 6,591 66,144 ----------- ----------- ------------- ------------- Earnings (Loss) Before Income Taxes........ 932 (1,597) - (665) Income Tax Expense (Benefit)............... (2,314) 6,656 (602) (C) 3,740 ----------- ----------- ------------- ------------- Net Earnings (Loss)........................ $ 3,246 $ (8,253) $ 602 $ (4,405) =========== =========== ============= ============= Earnings (Loss) Per Share.................. $ 0.09 $ (0.07) =========== ============= Weighted Average Number of Common Shares Outstanding (in thousands)........ 36,904 26,102 (A) 63,006 =========== ============= ============= See Accompanying Notes to Unaudited Pro Forma Condensed Statements of Earnings. -4- UNAUDITED PRO FORMA CONDENSED STATEMENTS OF EARNINGS Year Ended December 31, 1993 (Dollars in Thousands, Except Per Share Amounts) Pro Forma Seagull Global Adjustments Combined ----------- ------------ ------------- ----------- Revenues: Gas and oil operations................... $269,921 $75,084 $ $ 345,005 Alaska transmission and distribution..... 107,244 - 107,244 ----------- ------------ ------------- ----------- 377,165 75,084 452,249 Costs of Operations: Alaska transmission and distribution cost of gas sold....................... 59,898 - 59,898 Operations and maintenance............... 107,457 54,651 (7,664) (B) 154,444 Exploration charges...................... 17,265 6,946 (2,400) (B) 21,811 Depreciation, depletion and amortization. 116,556 8,376 2,400 (B) 127,332 ----------- ------------ ------------- ----------- 301,176 69,973 (7,664) 363,485 ----------- ------------ ------------- ----------- Operating Profit........................... 75,989 5,111 7,664 88,764 Other (Income) Expense: General and administrative............... 11,666 - 7,664 (B) 19,330 Interest expense......................... 36,753 101 36,854 Gain on sale of property, plant and equipment, net.................... (3,929) (1,752) (5,681) Interest income and other................ (1,779) (4,257) (6,036) ----------- ------------ ------------- ----------- 42,711 (5,908) 7,664 44,467 ----------- ------------ ------------- ----------- Earnings Before Income Taxes............... 33,278 11,019 - 44,297 Income Tax Expense......................... 6,080 6,532 3,799 (C) 16,411 ----------- ------------ ------------- ----------- Net Earnings............................... $ 27,198 $ 4,487 $ (3,799) $ 27,886 =========== ============ ============= =========== Earnings Per Share......................... $ 0.76 $ 0.46 =========== =========== Weighted Average Number of Common Shares Outstanding (in thousands)........ 35,790 24,958 (A) 60,748 =========== ============= =========== See Accompanying Notes to Unaudited Pro Forma Condensed Statements of Earnings. -5- NOTES TO UNAUDITED PRO FORMA CONDENSED STATEMENTS OF EARNINGS (A) The pro forma weighted average number of common shares outstanding has been computed by multiplying the historical average common shares outstanding for Global by the Common Stock Exchange Ratio of .88. (B) To reclassify general and administrative costs associated with Global's corporate staff and Global's leasehold amortization of unproved properties to be consistent with Seagull's accounting presentation. (C) To adjust the valuation allowance associated with the deferred tax assets primarily related to book to tax basis differences on domestic property, plant and equipment generated during the applicable periods. (D) To adjust depreciation, depletion and amortization expense to give effect to the Esso Suez Acquisition. (E) To record interest expense to give effect to the Esso Suez Acquisition financed under the Credit Facilities. (F) To adjust U.S. federal income taxes for adjustments. -6- UNAUDITED PRO FORMA CONDENSED BALANCE SHEET June 30, 1996 (Dollars in Thousands) ASSETS Seagull/ Esso Pro Forma Seagull Global Adjustments Global Suez Adjustments Combined ----------- ------- ------------ ----------- -------- ------------- ---------- Current Assets: Cash and cash equivalents............ $ 14,404 $ 16,801 $ $ 31,205 $ 632 $ $ 31,837 Accounts receivable, net............. 107,583 13,399 120,982 96,191 (88,911)(D) 128,262 Inventories.......................... 5,488 - 5,488 7,157 12,645 Prepaid expense and other............ 6,502 4,056 10,558 739 11,297 ---------- --------- --------- ---------- -------- ---------- ---------- Total Current Assets............... 133,977 34,256 168,233 104,719 (88,911) 184,041 Property, Plant and Equipment - at cost 1,645,282 216,741 1,862,023 255,113 (255,113)(B) 1,922,369 60,346 (C) Accumulated Depreciation, Depletion and Amortization........... 627,612 89,707 717,319 198,617 (198,617)(B) 717,319 ---------- --------- --------- ---------- -------- ---------- ---------- 1,017,670 127,034 1,144,704 56,496 3,850 1,205,050 Other Assets........................... 39,917 6,038 45,955 103 46,058 ---------- --------- --------- ---------- -------- ---------- ---------- Total Assets....................... $1,191,564 $167,328 $ $1,358,892 $161,318 $ (85,061) $1,435,149 ========== ========= ========= ========== ======== ========== ========== LIABILITIES AND SHAREHOLDERS' EQUITY Current Liabilities: Accounts payable..................... $ 79,975 $ 10,641 $ $ 90,616 $ 647 $ $ 91,263 Accrued expenses..................... 33,518 11,386 44,904 1,610 46,514 Current maturities of long-term debt. 1,214 1,250 2,464 - 2,464 ---------- --------- --------- ---------- -------- ---------- ---------- Total Current Liabilities.......... 114,707 23,277 137,984 2,257 140,241 Long-Term Debt......................... 522,632 16,250 538,882 - 74,000 (D) 612,882 Other Noncurrent Liabilities........... 53,581 624 54,205 - 54,205 Deferred Income Taxes.................. 41,111 - (5,811) (A) 35,300 - 35,300 Redeemable Bearer Shares............... - 16,265 16,265 - 16,265 Shareholders' Equity................... 459,533 110,912 5,811 (A) 576,256 159,061 (159,061)(E) 576,256 Commitments and Contingencies.......... ---------- --------- --------- ---------- -------- ---------- ---------- Total Liabilities and Shareholders' Equity............. $1,191,564 $167,328 $ $1,358,892 $161,318 $ (85,061) $1,435,149 ========== ========= ========= ========== ======== ========== ========== See Accompanying Notes to Unaudited Pro Forma Condensed Balance Sheet. -7- NOTES TO UNAUDITED PRO FORMA CONDENSED BALANCE SHEET (A) To adjust the valuation allowance associated with the deferred tax assets primarily related to the book to tax basis differences on domestic property, plant and equipment. These deferred tax assets were generated, but not expected to be utilized, by Global but will more likely than not be utilized by the pro forma combined entity. (B) To eliminate the historical cost of property, plant and equipment and accumulated depreciation, depletion and amortization of Esso Suez. (C) To adjust the assets acquired and liabilities assumed in the Esso Suez Acquisition to reflect the allocation of the estimated purchase price. (D) To record the financing of the Esso Suez Acquisition through additional borrowings under the Credit Facilities and the prompt collection of certain receivables. (E) To eliminate the shareholder's equity of Esso Suez. -8-