Exhibit 99.3

 

Principal Ownership of Voting Securities of the Guarantors

 

Name of Guarantor

 

Record Owner

 

Title of Class Owned

 

Amount Owned

 

Percentage of Voting
Securities Owned

Security Networks, LLC

 

Monitronics International, Inc.

 

Membership Units

 

N/A

 

100%

MIBU Servicer, Inc.

 

Monitronics International, Inc.

 

Common Stock

 

100

 

100%

LiveWatch Security, LLC

 

Monitronics International, Inc.

 

Membership Units

 

1,000

 

100%

Platinum Security Solutions, Inc.

 

Monitronics International, Inc.

 

Common Stock

 

10,000

 

100%

Monitronics Canada, Inc.

 

Monitronics International, Inc.

 

Common Stock

 

1,000

 

100%

MI Servicer LP, LLC

 

Monitronics International, Inc.

 

Membership Units

 

N/A

 

100%

Monitronics Security, LP

 

MI Servicer LP, LLC
Monitronics International, Inc.

 

Partnership Interests

 

N/A

 

99.95%
0.05%

Monitronics Funding, LP

 

MI Servicer LP, LLC
Monitronics International, Inc.

 

Partnership Interests

 

N/A

 

99.95%
0.05%