Evercom S-4 Registration of securities issued in business combination transactions

EXHIBIT 12

SECURUS TECHNOLOGIES, INC.
Statement Regarding Computation
of Ratio of Earnings to Fixed Charges
(Dollars in Thousands)

	Successor
	Period from
	January 12,
	2004 to
	December 31,
	2004			2005			2006			Q1 2007
Earnings:
Income (loss) from continuing operations before income taxes and discontinued operations		(68,338	)	$	(11,326	)	$	(18,658	)	$	(5,010	)
Interest expense		14,001			26,608			27,811			7,218
Interest portion of rent expense		1,200			700			800			200
Earnings available for fixed charges		(53,137	)		15,982			9,953			2,408
Fixed Charges:
Interest expense		14,001			26,608			27,811			7,218
Interest portion of rent expense		1,200			700			800			200
Total fixed charges		15,201			27,308			28,611			7,418
Ratio of earnings to fixed charges		—			—			—			—
Deficiency of earnings to fixed charges		68,338			11,326			18,658			5,010