Configure Asterisk Server with A2Billing multiowner reseller Solutions

Billing customization , Callback customization., CDR customization , Multi owner ,Reseller solution Clustering / Backup / / Monitoring , Security / Hardening Pls send me your lowest & best quote by remote access for the below requirement OVERVIEW I have to shift my existing asterisk vicidial server files ( my dial plans, modules , database ,IVR , custom code on the server, user details, ALL CONFIGURATIONS. etc ) to a better hardware /server with Xeon processor 3.2 GHz.& 16GB RAM NEW VICIDIAL server details & its configuration ● Centos7, Asterisk, FreePBX & VTiger is already Installed in the new system , ● Telephony Hardware : Dinstar GSM gateway (Model No DWG 2000F), ● Server Config : Physical server Intel 3.2 GHz, 16 GB RAM, Motherboard S1200V3RP ● Server is accessible online MY REQUIREMENTS ● Customize & configure VTiger/Sugar CRM, Move dial plans,Survey Module, TTS, VoIP to FreePBX ● Move & Cofigure Text to voice survey campaign , Voice blaster survey campaign , Customised Email reading Scripts (already written) from old server to New server & configurein new server setup ● Add Voice files for Voice broadcast system / Survey campaigns from CRM ● Add / edit User details , Voice files for VoiceBlaster, survey from CRM ● TAKE A SERVER BACKUP IN EXTERNAL DRIVE & configure Failover, Security / Hardening for Server. ● Configure Predictive Dialer on RENT, A2Billing, Billing customization, Multi owner , reseller solution, WebRTC Module to be configured ● Linking to Payment Gateway DETAILS OF OLD VICIDIAL SERVER Asterisk 1.8.5.0 & dahdi -linux 2.5.02.5.0+ , & Festival server installed with kernel 2.6.32-573.8.1.e16.x86_64 on centos 6.7 to the new latest vicidial server Awaiting your early revert & support.