Exhibit 99

Joint Filer Name:	Quadrangle Capital Partners LP
Address:	375 Park Avenue, 14th Floor, New York, New York 10152
Designated Filer:	POI Acquisition, L.L.C
Date of Event Requiring Statement:	02/08/05
Issuer Name and Ticker or Trading Symbol:	Protection One, Inc. (PONN)

Signature:	QUADRANGLE CAPITAL PARTNERS LP
	By: Quadrangle GP Investors LP, its General Partner
	By: Quadrangle GP Investors LLC, its General Partner
	By:
	Name:  David A. Tanner
	Title:    Managing Member

Name:	Quadrangle Capital Partners-A LP
Address:	375 Park Avenue, 14th Floor, New York, New York 10152
Designated Filer:	POI Acquisition, L.L.C.
Date of Event Requiring Statement:	02/08/05
Issuer Name and Ticker or Trading Symbol:	Protection One, Inc. (PONN)

Signature:	QUADRANGLE CAPITAL PARTNERS-A LP
	By: Quadrangle GP Investors LP, its General Partner
	By: Quadrangle GP Investors LLC, its General Partner
	By:
	Name:  David A. Tanner
	Title:    Managing Member

Name:	Quadrangle Select Partners LP
Address:	375 Park Avenue, 14th Floor, New York, New York 10152
Designated Filer:	POI Acquisition, L.L.C.
Date of Event Requiring Statement:	02/08/05
Issuer Name and Ticker or Trading Symbol:	Protection One, Inc. (PONN)

Signature:	QUADRANGLE SELECT PARTNERS LP
	By: Quadrangle GP Investors LP, its General Partner
	By: Quadrangle GP Investors LLC, its General Partner
	By:
	Name:  David A. Tanner
	Title:    Managing Member

	Name:		Quadrangle GP Investors LP
	Address:		375 Park Avenue, 14th Floor, New York, New York 10152
	Designated Filer:		POI Acquisition, L.L.C.
	Date of Event Requiring Statement:		02/08/05
	Issuer Name and Ticker or Trading Symbol:		Protection One, Inc. (PONN)
Signature:		QUADRANGLE GP INVESTORS LP
		By: Quadrangle GP Investors LLC, its General Partner
		By:
		Name:  David A. Tanner
		Title:    Managing Member

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Name:	Quadrangle GP Investors LLC
Address:	375 Park Avenue, 14th Floor, New York, New York 10152
Designated Filer:	POI Acquisition, L.L.C.
Date of Event Requiring Statement:	02/08/05
Issuer Name and Ticker or Trading Symbol:	Protection One, Inc. (PONN)

Signature:	QUADRANGLE GP INVESTORS LLC
	By:
	Name:  David A. Tanner
	Title:    Managing Member

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