Exhibit 99.1

Triangle Capital Corporation

Computation of Ratio of Earnings to Fixed Charges

	Year Ended 12/31/2010		Year Ended 12/31/2011		Year Ended 12/31/2012		Year Ended 12/31/2013		Year Ended 12/31/2014		Three Months Ended 3/31/2015
Earnings:
Net Increase (Decrease) in Net Assets Resulting from Operations	$	25,390,549	$	56,771,037	$	60,063,517	$	81,211,880	$	28,362,448	$	8,353,942
Add back: Income Tax Expense (Benefit) and Excise Taxes	220,740		908,416		551,830		539,561		3,103,876		137,875
Add back: Fixed Charges	8,147,006		11,059,503		17,242,709		20,647,256		21,180,153		6,432,455
Total Earnings	$	33,758,295	$	68,738,956	$	77,858,056	$	102,398,697	$	52,646,477	$	14,924,272
Fixed Charges:
Interest and other financing fees	$	7,782,380	$	10,901,913	$	16,412,898	$	20,234,583	$	21,180,153	$	6,432,455
Loss on extinguishment of debt	364,626		157,590		829,811		412,673		—		—
Total Fixed Charges	$	8,147,006	$	11,059,503	$	17,242,709	$	20,647,256	$	21,180,153	$	6,432,455
Ratio of Earnings to Fixed Charges	4.14		6.22		4.52		4.96		2.49		2.32

Footnote disclosure:

Footnote (1) disclosure and calculation:

	Year Ended 12/31/2010			Year Ended 12/31/2011			Year Ended 12/31/2012		Year Ended 12/31/2013			Year Ended 12/31/2014		Three Months Ended 3/31/2015
Earnings (excluding unrealized gains/losses):
Net Increase (Decrease) in Net Assets Resulting from Operations	$	25,390,549		$	56,771,037		$	60,063,517	$	81,211,880		$	28,362,448	$	8,353,942
Add back: Income Tax Expense (Benefit) and Excise Taxes	220,740			908,416			551,830		539,561			3,103,876		137,875
Add back: Fixed Charges	8,147,006			11,059,503			17,242,709		20,647,256			21,180,153		6,432,455
Exclude: Unrealized (Gains) Losses	(10,940,689		)	(6,367,473		)	2,878,015		(2,215,673		)	44,162,962		12,542,133
Total Earnings (excluding unrealized gains/losses)	$	22,817,606		$	62,371,483		$	80,736,071	$	100,183,024		$	96,809,439	$	27,466,405
Fixed Charges:
Interest and other financing fees	$	7,782,380		$	10,901,913		$	16,412,898	$	20,234,583		$	21,180,153	$	6,432,455
Loss on extinguishment of debt	364,626			157,590			829,811		412,673			—		—
Total Fixed Charges	$	8,147,006		$	11,059,503		$	17,242,709	$	20,647,256		$	21,180,153	$	6,432,455
Ratio of Earnings (Excluding Unrealized Gain/Loss) to Fixed Charges	2.80			5.64			4.68		4.85			4.57		4.27

Footnote (2) disclosure and calculation:

	Year Ended 12/31/2010			Year Ended 12/31/2011			Year Ended 12/31/2012			Year Ended 12/31/2013			Year Ended 12/31/2014			Three Months Ended 3/31/2015
Earnings (excluding unrealized and realized gains/losses):
Net Increase (Decrease) in Net Assets Resulting from Operations	$	25,390,549		$	56,771,037		$	60,063,517		$	81,211,880		$	28,362,448		$	8,353,942
Add back: Income Tax Expense (Benefit) and Excise Taxes	220,740			908,416			551,830			539,561			3,103,876			137,875
Add back: Fixed Charges	8,147,006			11,059,503			17,242,709			20,647,256			21,180,153			6,432,455
Exclude: Unrealized (Gains) Losses	(10,940,689		)	(6,367,473		)	2,878,015			(2,215,673		)	44,162,962			12,542,133
Exclude: Realized (Gains) Losses	5,478,873			(10,973,487		)	(6,660,776		)	(18,419,544		)	(13,631,328		)	(3,264,371		)
Total Earnings (excluding unrealized and realized gains/losses)	$	28,296,479		$	51,397,996		$	74,075,295		$	81,763,480		$	83,178,111		$	24,202,034
Fixed Charges:
Interest and other financing fees	$	7,782,380		$	10,901,913		$	16,412,898		$	20,234,583		$	21,180,153		$	6,432,455
Loss on extinguishment of debt	364,626			157,590			829,811			412,673			—			—
Total Fixed Charges	$	8,147,006		$	11,059,503		$	17,242,709		$	20,647,256		$	21,180,153		$	6,432,455
Ratio of Earnings (Excluding Unrealized Gain/Loss) to Fixed Charges	3.47			4.65			4.30			3.96			3.93			3.76