Exhibit 99.1

APLP HOLDINGS LIMITED PARTNERSHIP

AND SUBSIDIARIES

Consolidated Financial Statements (unaudited)

For the three and nine months ended September 30,  2019 and 2018

APLP HOLDINGS LIMITED PARTNERSHIP

AND SUBSIDIARIES

CONSOLIDATED BALANCE SHEETS

(in millions of U.S. dollars)

(unaudited)

	September 30,		December 31,
	2019		2018
Assets
Current assets:
Cash and cash equivalents	$	26.9	$	22.4
Restricted cash		1.7		2.1
Accounts receivable - trade, unbilled and other		35.0		35.5
Accounts receivable - related party		34.1		33.6
Current portion of derivative instruments asset		0.1		4.2
Inventory		18.2		15.8
Prepayments and other current assets		9.3		6.7
Total current assets		125.2		120.3
Property, plant, and equipment, net		506.7		550.5
Equity investment in unconsolidated affiliates		152.6		140.9
Power purchase agreements and intangible assets, net		151.9		170.1
Goodwill		21.4		21.4
Derivative instruments asset		—		0.3
Other assets		33.0		5.8
Total assets	$	990.8	$	1,009.3
Liabilities
Current liabilities:
Accounts payable	$	3.6	$	2.1
Related party payables		29.0		20.8
Accrued interest		2.6		0.2
Other accrued liabilities		15.0		14.9
Current portion of long-term debt		108.1		68.1
Current portion of derivative instruments liability		8.1		3.3
Other current liabilities		0.7		0.1
Total current liabilities		167.1		109.5
Long-term debt, net of unamortized discount and deferred financing costs		462.6		540.7
Derivative instruments liability		15.5		15.5
Deferred income taxes		7.4		9.4
Power purchase and fuel supply agreement liabilities, net		20.1		21.2
Other long-term liabilities		53.3		51.0
Total liabilities		558.9		747.3
Commitments and contingencies
Equity
Partners’ capital		1,160.0		1,128.5
Accumulated other comprehensive loss		(141.5)		(144.4)
Retained deficit		(936.4)		(921.4)
Total APLP Holdings Limited Partnership equity		82.1		62.7
Preferred shares issued by a subsidiary company		182.7		199.3
Total equity		264.8		262.0
Total liabilities and equity	$	990.8	$	1,009.3

APLP HOLDINGS LIMITED PARTNERSHIP

AND SUBSIDIARIES

CONSOLIDATED STATEMENTS OF OPERATIONS

(in millions of U.S. dollars)

(unaudited)

	Three months ended September 30,				Nine months ended September 30,
	2019		2018		2019		2018
Project revenue:
Energy sales	$	29.2	$	25.0	$	102.7	$	94.8
Energy capacity revenue		37.9		29.5		99.8		73.0
Other		3.9		10.9		12.9		43.9
		71.0		65.4		215.4		211.7
Project expenses:
Fuel		19.4		16.7		55.2		54.0
Operations and maintenance		19.0		17.8		54.0		66.1
Depreciation and amortization		16.2		21.0		48.5		65.7
		54.6		55.5		157.7		185.8
Project other income (expense):
Change in fair value of derivative instruments		(1.1)		—		(8.3)		3.6
Equity in earnings of unconsolidated affiliates		12.1		10.2		34.4		33.7
Interest expense, net		(0.3)		(0.4)		(0.9)		(1.4)
Other income (expense), net		(0.9)		6.7		(2.2)		6.6
		12.0		16.5		23.0		42.5
Project income		28.4		26.4		80.7		68.4
Administrative and other expenses (income):
Administration		1.3		1.2		3.7		3.1
Interest, net		9.3		10.3		27.8		32.2
Foreign exchange (gain) loss		(1.8)		2.9		4.5		(5.1)
Other expense		3.5		3.0		11.6		10.6
		12.3		17.4		47.6		40.8
Income before income taxes		16.1		9.0		33.1		27.6
Income tax expense		0.3		3.6		2.1		7.5
Net income		15.8		5.4		31.0		20.1
Net income (loss) attributable to preferred shares of a subsidiary company		1.7		(1.5)		(3.1)		(1.6)
Net income attributable to APLP Holdings Limited Partnership	$	14.1	$	6.9	$	34.1	$	21.7

APLP HOLDINGS LIMITED PARTNERSHIP

AND SUBSIDIARIES

CONSOLIDATED STATEMENTS OF CASH FLOWS

(in millions of U.S. dollars)

(unaudited)

	September 30,
	2019		2018
Cash flows from operating activities:
Net income	$	31.0	$	20.1
Adjustments to reconcile to net cash provided by operating activities:
Depreciation and amortization		48.5		65.7
Asset retirement obligations		1.4		—
Gain on fair value adjustment to equity investment resulting from step acquisition		—		(6.7)
Insurance loss		1.0		—
Stock-based compensation expense		1.2		1.9
Distributions from unconsolidated affiliates		41.4		37.4
Equity in earnings from unconsolidated affiliates		(34.4)		(33.7)
Unrealized foreign exchange loss (gain)		4.6		(4.8)
Change in fair value of derivative instruments		8.3		(3.6)
Change in deferred income taxes		(1.7)		4.8
Amortization of debt discount, deferred financing costs		4.3		—
Change in other operating balances
Accounts receivable		4.2		22.8
Inventory		0.3		0.8
Prepayments and other assets		(1.3)		7.1
Accounts payable		6.2		(6.7)
Accruals and other liabilities		5.1		(0.4)
Cash flows provided by operating activities		120.1		104.7
Cash flows provided by (used in) investing activities:
Proceeds from asset sales		1.6		—
Cash paid for acquisition, net of cash acquired		—		(12.8)
Purchase of property, plant and equipment		(0.8)		(1.2)
Cash flows provided by (used in) investing activities		0.8		(14.0)
Cash flows used in financing activities:
Dividends paid to Parent		(49.0)		(25.3)
Contribution from Parent		—		12.8
Dividends paid on preferred shares of a subsidiary company		(5.5)		(6.3)
Repurchase of preferred shares of a subsidiary company		(8.0)		(8.0)
Cash payments for vested LTIP units withheld for taxes		(2.0)		(0.8)
Repayment of corporate and project-level debt		(52.3)		(79.5)
Cash flows used in financing activities		(116.8)		(107.1)
Net increase (decrease) in cash and cash equivalents		4.1		(16.4)
Cash, cash equivalents and restricted cash at beginning of period		24.5		35.1
Cash, cash equivalents and restricted cash at end of period	$	28.6	$	18.7
Supplemental cash flow information
Interest paid	$	21.8	$	26.1
Taxes paid	$	3.5	$	2.5
Accruals for construction	$	0.2	$	—