SECURITIES AND EXCHANGE COMMISSION

Washington, DC 20549

Form 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO

RULE 13A-16 OR 15D-16 OF THE

SECURITIES EXCHANGE ACT OF 1934

For the month of August 2003

(Commission File No. 1-14668)

Energy Company of Paraná

(Translation of registrant’s name in English)

Rua Coronel Dulcidío, 800

80420-170 Curitiba, Paraná

Federative Republic of Brazil

(5541) 322-3535

(Address of Principal Executive Offices)

(Indicate by check mark whether the registrant files or will file

annual reports under cover of Form 20-F or Form 40-F.)

Form 20-F x    Form 40-F

(Indicate by check mark whether the registrant by

furnishing the information contained in this form

is also thereby furnishing the information to the

Commission pursuant to Rule 12g3-2(b) under the

Securities Exchange Act of 1934.)

Yes ¨    No x

COMPANHIA PARANAENSE DE ENERGIA CNPJ 76.483.817/0001-20 Companhia de Capital Aberto–CVM 1431-1 www.copel.com                copel@copel.com [COPEL LOGO APPEARS HERE]

FINANCIAL STATEMENTS

As of June 30, 2003 and 2002

(Amounts expressed in thousands of Brazilian reais)

ASSETS	Company			Consolidated
	30/06/2003	31/03/2003	30/06/2002	30/06/2003		31/03/2003		30/06/2002
Current Assets
Cash	18,137	21,654	341,870	366,028		229,703		539,428
Customers and resale	—	—	—	630,512		625,031		747,233
Allowances for doubtful accounts	—	—	—	(57,133	)	(40,487	)	(10,671	)
Other accounts receivable, net	54,016	54,016	9,860	13,071		12,849		7,836
Service in progress	1,251	1,252	1,546	3,438		3,518		12,282
Recoverable Rate Deficit (CRC)	—	—	—	81,978		63,990		70,326
Taxes and social contributions paid in advance	3,291	22,530	8,879	65,149		157,203		13,911
Material and supplies	—	—	—	16,438		16,401		20,089
Deferred rate costs	—	—	—	—		3,964		12,620
Payments in advance	—	—	—	989		9,464		805
Other credits, net	2,577	2,050	1,600	15,711		16,049		22,017
	79,272	101,502	363,755	1,136,181		1,097,685		1,435,876
Long-Term Assets
Customers and resale	—	—	—	63,465		28,343		13,205
Recoverable Rate Deficit (crc)	—	—	—	897,190		908,858		721,684
Taxes and social Contributions	129,124	107,034	118,707	549,477		584,151		416,483
Judicial Deposits	73,236	72,219	48,158	105,792		101,561		66,982
Intercompany receivable	1,259,543	1,358,346	948,921	36,733		36,668		36,033
Deferred rate costs	—	—	—	177,056		120,395		302,967
Other credits	2,060	2,465	3,513	58,723		61,162		63,103
	1,463,963	1,540,064	1,119,299	1,888,436		1,841,138		1,620,457
Permanent
Investments	4,976,043	4,692,489	5,105,261	529,739		524,504		500,112
Property, plant, and equipment
In service	—	—	—	5,442,321		5,436,581		5,442,205
Constructions in progress	—	—	—	473,172		503,726		452,387
(—) Special Obligations	—	—	—	(657,312	)	(641,845	)	(615,280	)
	—	—	—	5,258,181		5,298,462		5,279,312
	4,976,043	4,692,489	5,105,261	5,787,920		5,822,966		5,779,424
Total Assets	6,519,278	6,334,055	6,588,315	8,812,537		8,761,789		8,835,757

COMPANHIA PARANAENSE DE ENERGIA CNPJ 76.483.817/0001-20 Companhia de Capital Aberto–CVM 1431-1 www.copel.com                copel@copel.com [COPEL LOGO APPEARS HERE]

FINANCIAL STATEMENTS

As of June 30, 2003 and 2002

(Amounts expressed in thousands of Brazilian reais)

LIABILITIES AND SHAREHOLDERS’S EQUITY	Company			Consolidated
	30/06/2003	31/03/2003	30/06/2002	30/06/2003	31/03/2003	30/06/2002
Current Liabilities
Loans and Financing	18,543	31,857	13,174	112,337	139,138	149,757
Debentures	32,073	7,159	25,342	32,073	7,159	25,342
Suppliers	555	495	706	417,737	549,222	320,935
Taxes and social contributions	45,884	45,859	40,151	172,541	165,948	158,416
Interest on own capital	638	638	649	638	638	649
Accrued payroll costs	192	197	3,387	56,158	46,184	52,747
Pension plan and other post-retirement benefits	—	—	—	76,793	74,133	34,690
Regulatory Charges	—	—	—	60,509	44,839	27,275
Customers and other current liabilities	114	114	116	29,769	28,545	36,584
	97,999	86,319	83,525	958,555	1,055,806	806,395
Long-Term Liabilities
Loans and Financing	598,178	706,283	602,368	1,213,246	1,366,763	1,269,030
Debentures	596,600	597,471	508,910	596,600	597,471	508,910
Suppliers	—	—	—	889	—	—
Pension plan and other post-retirement benefits	—	—	—	585,408	588,655	639,954
Taxes and social contributions	—	—	32,573	60,199	40,934	125,335
Provisions for contingencies	234,279	233,429	227,160	405,418	398,634	349,381
Regulatory Charges	—	—	—	—	2,973	2,973
	1,429,057	1,537,183	1,371,011	2,861,760	2,995,430	2,895,583
Shareholders’ Equity
Capital stock	2,900,000	2,900,000	1,620,247	2,900,000	2,900,000	1,620,247
Capital reserves	817,292	817,292	1,548,328	817,292	817,292	1,548,328
Income reserves	1,274,930	993,261	1,965,204	1,274,930	993,261	1,965,204
	4,992,222	4,710,553	5,133,779	4,992,222	4,710,553	5,133,779
Total Liabilities and Shareholders’ Equity	6,519,278	6,334,055	6,588,315	8,812,537	8,761,789	8,835,757

COMPANHIA PARANAENSE DE ENERGIA CNPJ 76.483.817/0001-20 Companhia de Capital Aberto–CVM 1431-1 www.copel.com                copel@copel.com [COPEL LOGO APPEARS HERE]

Income Statement

As of June 30, 2003 and 2002

(Amounts expressed in thousands of Brazilian reais)

	Company						Consolidated
	30/06/2003		31/03/2003		30/06/2002		30/06/2003		31/03/2003		30/06/2002
Operating Revenues
Electricity sales to final customers	—		—		—		1,824,768		911,534		1,543,543
Electricity sales to distributors	—		—		—		87,902		43,860		99,540
Use of transmission plant	—		—		—		42,945		26,425		55,842
Telecom revenues	—		—		—		15,984		7,840		17,508
Other revenues	—		—		—		36,522		21,790		30,474
	—		—		—		2,008,121		1,011,449		1,746,907
Deductions from Operating Revenues	—		—		—		(611,035	)	(297,693	)	(495,942	)
Net Operating Revenues	—		—		—		1,397,086		713,756		1,250,965
Operating Expenses
Personnel	1,266		650		1,639		173,710		84,363		141,579
Pension plan and other post-retirement benefits	20		—		—		52,076		25,913		56,990
Materials and supplies	1		1		3		113,970		127,487		20,687
Third-party services	50		37		3,014		76,895		38,277		73,296
Electricity purchased for resale	—		—		—		365,595		309,771		266,453
Transmission of electricity purchased	—		—		—		8,743		4,132		7,146
Use of transmission system	—		—		—		82,234		51,696		66,830
Depreciation and amortization	—		—		—		145,113		72,734		140,783
Regulatory charges	—		—		—		114,290		57,236		81,105
Other expenses	220		237		15		49,651		18,729		27,801
	1,557		925		4,671		1,182,277		790,338		882,670
Gross Profit from Energy Services	(1,557	)	(925	)	(4,671	)	214,809		(76,582	)	368,295
Equity in results of investees	270,330		(13,283	)	99,785		8,134		10,100		(4,168	)
Financial Income
Income of temporary cash investments	9,555		5,184		14,465		157,335		93,571		93,030
Interest and commissions	(14,313	)	(7,642	)	(14,866	)	35,696		(47,081	)	(303,289	)
	(4,758	)	(2,458	)	(401	)	193,031		46,490		(210,259	)
Operating Income/Loss	264,015		(16,666	)	94,713		415,974		(19,992	)	153,868
Non-operating results	(24	)	(14	)	(7	)	(2,974	)	(1,500	)	(16,275	)
Income/Loss before taxes	263,991		(16,680	)	94,706		413,000		(21,492	)	137,593
Income tax	1,583		849		(5,784	)	(107,960	)	4,396		(36,012	)
Social Contribution	570		306		(540	)	(38,896	)	1,571		(13,199	)
	2,153		1,155		(6,324	)	(146,856	)	5,967		(49,211	)
Earnings/Losses	266,144		(15,525	)	88,382		266,144		(15,525	)	88,382
Earnings/Losses per thousand outstanding shares	0.9726		(0.0567	)	0.3230		0.9726		(0.0567	)	0.3230

COMPANHIA PARANAENSE DE ENERGIA CNPJ 76.483.817/0001-20 Companhia de Capital Aberto–CVM 1431-1 www.copel.com                copel@copel.com [COPEL LOGO APPEARS HERE]

FINANCIAL STATEMENTS

As of June 30, 2003

(Amounts expressed in thousands of Brazilian reais)

ASSETS	GER	TRA		DIS		TELECOM		PAR
Current Assets
Cash and cash equivalents	168,135	88,701		75,807		13,070		2,178
Customers and resale (net)	214,305	24,873		521,731		—		—
Other accounts receivable (net)	466	2		10,344		3,096		1,539
Service in progress	363	1,054		479		—		291
Recoverable Rate Deficit (CRC)	—	—		81,978		—		—
Taxes and other contributions paid in advance	6,367	10,561		110,492		1,280		1,394
Material and supplies	—	6,163		8,994		1,281		—
Prepaid expenses and other	8,029	4,050		1,222		710		112
	397,665	135,404		811,047		19,437		5,514
Long-Term Assets
Customers and resale	26,375	—		37,090		—		—
Recoverable Rate Deficit (CRC)	—	—		897,190		—		—
Taxes and social contribution	44,906	39,409		322,375		9,182		4,481
Judicial deposits	3,591	8,009		20,789		167		—
Intercompany receivables	119,287	24,762		—		—		—
Deferred rate costs	—	—		177,056		—		—
Other non-current assets	4,279	5,916		44,773		—		1,695
	198,438	78,096		1,499,273		9,349		6,176
Permanent
Investments	6,045	2,266		479		—		477,021
Property, plant, and equipment	3,128,283	925,244		1,724,299		137,402		265
(-) Special obligations	—	(7,140	)	(650,172	)	—		—
	3,134,328	920,370		1,074,606		137,402		477,286
Total Assets	3,730,431	1,133,870		3,384,926		166,188		488,976
LIABILITIES AND SHAREHOLDERS’ EQUITY	GER	TRA		DIS		TELECOM		PAR
Current Liabilities
Loans and Financing	71,185	18,581		22,571		—		—
Debentures	—	—		23,924		—		—
Supplies	77,705	4,617		521,899		2,899		3
Taxes and social contributions	41,403	21,617		130,679		1,192		2
Interest on own capital	—	41,467		—		2,690		9,859
Accrued payroll costs	10,239	9,236		33,017		2,934		540
Pension plan and other post-retirement benefits	19,938	13,884		40,021		2,837		113
Regulatory charges	11,672	760		48,061		16		—
Customers and other liabilities	272	57		29,339		17		1
	232,414	110,219		849,511		12,585		10,518
Long-Term Liabilities
Loans and Financing	937,446	130,117		145,683		—		—
Debentures	—	—		496,600		—		—
Supplies	889	—		—		—		—
Pension plan and other post-retirement benefits	108,631	103,960		349,069		22,808		940
Taxes and social contribution	—	—		60,199		—		—
Intercompany payable	—	—		57,401		19,223		152,924
Provision for contingencies and other liabilities	23,747	19,274		127,770		348		—
	1,070,713	253,351		1,236,722		42,379		153,864
Shareholders' Equity
Capital stock	2,338,932	751,989		1,607,168		120,650		330,718
Capital reserve	—	—		—		701		—
Accrued loss	88,372	18,311		(308,475	)	(10,127	)	(6,124	)
	2,427,304	770,300		1,298,693		111,224		324,594
Total Liabilities	3,730,431	1,133,870		3,384,926		166,188		488,976

5

INCOME STATEMENT

As of June 30, 2003

(Amounts expressed in thousands of Brazilian reais)

INCOME STATEMENT	GER		TRA		DIS		TELECOM		PAR
Operating Revenues
Electricity sales to final customers	53,936		—		1,772,238		—		—
Electricity sales to distributors	384,659		—		70,783		—		—
Use of transmission plant	—		123,554		207		—		—
Telecom revenues	—		—		—		30,221		—
Other revenues	9,917		1,493		25,424		6		—
Deductions from operating revenues	(30,017	)	(9,929	)	(566,731	)	(4,358	)	—
Net Sales	418,495		115,118		1,301,921		25,869		—
Operating Expenses
Personnel, pension plan, and other benefits	40,802		31,779		141,148		9,404		1,367
Materials, supplies, and third-party services	118,581		5,273		79,573		3,006		429
Electricity purchased for resale	17,115		—		716,020		—		—
Charges from the use of transmission plant	22,313		—		149,480		—		—
Depreciation and amortization	50,051		17,403		68,343		9,294		22
Regulatory charges and other expenses	43,633		2,821		116,266		883		31
	292,495		57,276		1,270,830		22,587		1,849
Gross Profit from Energy Services	126,000		57,842		31,091		3,282		(1,849	)
Equity results of investees	—		—		—		—		8,073
Financial Income (including exchange rate variation)
Income of temporary cash investments	20,581		8,055		131,747		877		119
Interests and commissions	86,527		10,564		(60,531	)	(136	)	(14	)
	107,108		18,619		71,216		741		105
Operating income	233,108		76,461		102,307		4,023		6,329
Non-Operating income	646		(133	)	(3,405	)	(115	)	57
Income/Loss before taxes	233,754		76,328		98,902		3,908		6,386
Income tax and social contribution	(81,788	)	(27,960	)	(39,031	)	(1,621	)	1,391
Net Income/Loss for the period	151,966		48,368		59,871		2,287		7,777

6

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, thereunto duly authorized.

Date: August 19, 2003

COMPANHIA PARANAENSE DE ENERGIA—COPEL
By:	/s/ Ronald Thadeu Ravedutti
	Name: Ronald Thadeu Ravedutti Title: Principal Financial Officer