Call centre acting for many back to base monitoring security systems. e.g. businesses, homes etc. my home alarm went off and received notification from this number that my alarm system was triggered by movement in the kitchen. Legitimate call.

Caller: Security Alarm monitoring company.

Hi! You missed a call at 10:31 AM on 03/06/2015. Please phone (02) 8745 9816 to return the call. For Call Catcher info or opt out, freecall 121600.

Caller: Caller : Security Alarm monitoring company

Legitimate security alarm caller

Security Alarm Monitoring Service. Legit call and should be answered

Caller: Ben Security

it is a security control room

Caller: Link Security Group Monitoring Centre

24/7 control room. Legitimate call

Caller: TES Security

Security Alarm Monitoring Company

Number is the control room for Bens security - an alarm monitoring company, Sydney area

who in their right mind would answer a call from a telemarketer?

securoty company from work

I called back number (02) 8745 9816 just kept on ringing no one answered the call and never got any voice mail.

called my twice around 3:10am, didnt answer

Security Alarm Monitoring Company

I called back number (02) 8745 9816 spoke to a male agent and said company name is bens wholesale monitoring.
He said they are doing some monitoring for alarms for households of their clients and they are not doing any marketing or something.
He said they are located in urban new south wales.