Asterisk consultants worldwide onsite

The following consultants provide Asterisk services at customers' sites around the world. They may also provide remote services; see the remote page for details.

Add your entry here (Alphabetical order by company):

AAA+ Rated Freevoice. dCAP Certified since 2005.

Freevoice can assist in Asterisk based call center applications. Near LAX and can Fly a team in under 24 hours or 1 hour via remote. Travel costs vary on distance from Southern California USA. Call 24/7 to 800-834-8999

Aabhas bajpai VoiP Consultant (onsite)

Having experience in asterisk and VoiP for more then 5 years
setup many asterisk installation for Companies, call shops and contact centers.
Done load balanced asterisk configuration for 1500 users distributed among 18 locations
have done many Small to medium single and distributed load balanced Vicidial Installations
Of more than 300+, Seats plan done.
Providing support to 25 call centers at different locations in India
Provide resident and onsite Support with turnkey solutions
Provides installation and support for

  • Asterisk
  • Fax Solutions
  • Fax Broadcast
  • IVR solutions
  • Voice Broadcast
  • Asterisk + vicidial
  • Asterisk +Video (GNU gk/Opne MCU)
  • gatekeeprs
  • SER
  • sip gateway
  • A2billing
  • asterisk + trixbox
  • gnu dialer
  • Asterisk integration

Also provide support for existing vicidial, asterisk and trixbox setups any were in world
And do the configuration both onsite and remote configuration
Contact: aabhas bajpai
E-mail :

Ajay Kumar

Having Experiance in Asterisk and Voip for more than 2 years
succesfully setup 200+ seats contact centre for various Activities(Sales, Collection etc)
Provides Remote and onsite support
Provides installation and support for:

  • Asterisk Installation
  • Asterisk plus vicidial Installation
  • Asterisk integration
  • Web server

Also provide support for existing vicidial, asterisk setups anywhere in the world
And do the configuration both onsite and remote configuration
Contact: Ajay kumar
E-mail :
Phone : +919869559250

Al Khalili Group, Oman

Based in Oman and located in more than 10 centres all over the middle east and possess more than 37 years of industry experience.

Services offered are:
  • Installation of Asterisk PBX with PSTN, GSM and FAX integration
  • Installation of switches with trafffic management and Wifi Networks with wireless IP phones
  • Turnkey solutions & Integration of asterisk with existing network
  • Call center solutions
  • Billing and CRM solutions
  • Structured cabling and supply of all passive and active networking components including PC's and peripherals.

Phone:+968 24816303

Asteria Solutions Group


  • Worldwide Support
  • Specializing in Asterisk Based solutions.
  • Asterisk Support & Staffing
  • Live Website Support Available


Asterisk Support Services

  • Asterisk Design, Installation and Maintenance
  • Vicidial,a2billing,Click2call nad many more
  • Failover solutions , interconnecting multiple Asterisk servers
  • Installation and Configuration support on asterisk,vicidial,a2billing,openser,
  • We work on Hourly basis

Most affordable Price !! Visit us at


  • Highly professional support for home and office PBX systems based on asterisk.
  • Expertise in Trixbox, Asterisk, FreePBX, Hylafax, ATA, OpenSER, FreeRadius
  • Asterisk module development and source code customizations
  • Custom application development based on asterisk
  • IVR systems
  • Billing Systems
  • OpenSource Consulting
  • Fax system

    • Telephone: +1 310-933-0861
web :

bEffect is a company located in Italy, specialized in Asterisk and related VoIP software.
We offer:
  • Asterisk Consultant and Network Integration
  • Asterisk related software to fulfill specific task
  • Turn Key Asterisk VOIP Systems
  • Linux Administraton
  • VOIP Server Hosting and Colocation
  • Hosted VOIP Provder

Call Center Scope

  • Digium-Certified Asterisk Professional (dCAP)
  • Asterisk Call Center Development Company
  • Phone 619.327.9046
  • Asterisk consulting, VoIP PBX,IVR, and AGI scripting
  • Vicidial hosting, Freepbx, Trixbox, Voice Broadcasting, Opensips, VoIP Design
      • Free consultation for custom asterisk projects, Asterisk Server Clustering, Migrations, Failover setups website blog

Consulting & support, configuration & customisation for trixbox, Asterisk, Pbxinaflash, freePBX, VoIP, Centos & Linux systems. Onsite / Phone / Remote Support and Advice for SME's. Remote Configuration & Support using ssh and vnc. Support available per Hour, ad hoc or contract.

Demo trixbox systems available by arrangement. Advice, provision, installation and support for networks, asterisk hardware, ISDN, SIP / IAX2 / SCCP phones & power over ethernet. Support for Cisco IP phones e.g. 7940; 7960; 7941; 7961; 7942; 7962; 7970 & 7971; Cisco 7920 Wifi phone & 7936 Conference Phone. Installation and support for SCCP with trixbox & asterisk. Firewall configuration for VoIP, Asterisk & trixbox. Smoothwall, IPCOP, DD-WRT and Tomato. Using QoS for voice quality over adsl lines. Designing trixbox for offices with remote homeworkers. Will provide training for client's own staff.

Full range of Voip hardware available. We also offer an email to SMS text message gateway that can be used with trixbox / Asterisk.
  • Web Site:
  • Blog: Cat24 VoIP Blog
  • Email: voip AT
  • Webmail: online form
  • Address: 42 The Avenue, Alverstoke, Gosport. Hampshire. PO12 2JR. UK
  • Phone Number: (44) 02392 586233
  • Fax Number: 07092 111516


  • Supporting asterisk based telephony systems since 2005, references available upon request.
  • Also providers of SIP/IAX origination and termination services with over 90% of US ratecenters on-network. LNP available. NO contracts required
  • We configure and troubleshoot Trixbox with VoIP, PRI, Digium, Rhino, ZapMicro, Sangoma , and many more hardware providers
  • Guaranteed to fix your dropped calls, echo, "all channels are busy now", and all other common troubles.
  • Assistance with phone configurations, features, and other asterisk/endpoint issues
  • Hourly and contract pricing starting at ONLY $65.00/HOUR!!!
  • We can service anyone anywhere in the world via ssh and web access. 24X7 emergency assistance is always available.
  • 800-928-3109 | 208-664-2869 | |


Createlsoft is a services company located in Delhi.We provide telecom solutions to Enterprises and Telcos.
We provide solutions based on popular Open source products (Asterisk, OpenSIPS...).
For any enquiry, please contact SURESH ARORA.
Email :
Mobile: +91-9810252984
Skype: suresh_arora73

CTS Consulting & Trade Service GmbH

A-5020 Salzburg, F�¼rstallergasse 36
D-83395 Freilassing, S�¤gewerkstrasse 3
Asterisk server consulting, solutions, integration with legacy PBX systems. Pre configured Servers, installation, maintainance. Open Source specialist. Company has a wide range of references thruout Europe. We do FreeBSD, Linux and Windows.

Diyanat Ali - Hyderabad - India

  • Asterisk / VOIP / Telecom Consultant
  • Services offered:
  • Installation/maintenance/configuration of linux systems/servers VOIP Gatekeepers/Phones/devices.
  • Small, Medium, Large Scale deployments of Asterisk, SER, Trixbox / FreePBX / Asterisk2Billing, Astbill.
  • Vicidial installation, customisation and support,
  • Asterisk installation/configuration/Customization, Dialplan programming, AGI/perl scripting, Text-Speech/Speech-Text integration, Speech recognition
  • Inbound/outbound/predictive dialing solution for call centers.
  • Onsite and remote assistance provided, can travel worldwide to implement large projects.
  • Msn messenger:
  • Skype: diyanat
  • Phone:+91 98850 39230
  • Voip: +18473801847

Dr. SIP (Zürich, Switzerland)

Expert for Asterisk, OpenSER/Kamailio, SIP, ENUM, Linux, MySQL

  • 3rd Level Support for SIP Issues / Troubleshooting
  • Installation and maintainance of Asterisk and other SIP systems (OpenSER/Kamailo, FreePBX, etc.)
  • High availability architectures
  • Linux and MySQL
  • NAT traversal
  • Integration of heterogeneous VoIP systems
  • ENUM integration
  • Service contracts
  • Strategic product direction and IETF Standardization
  • Reviewing and development of architectures and designs
  • Education

On the Web@

Traverse City IP PBX / VoIP, IP Telephony Consulting Company
Specialization- Traverse City PBX, IP Telephony, VoIP, (CRM) Client Relationship Management, and Carrier Services .e4 makes technology work for your business. We see technology as your engine for growth �¢â�¬â�� helping businesses become more adaptive, competitive and profitable. We partner with industry leaders to deliver the hardware, applications and expertise to advance your business through the intelligent application of technology.

.e4's unique approach combines proven methods such as process management and known industry best practices together with forward-thinking concepts like running IT "as a business" not "within" a business.

Contact Us
.e4 LLC
335W South Airport Road
Traverse City, MI 49686

On the Web@
Traverse City IP PBX / VoIP, IP Telephony Consulting Company

Edwin A. Valbuena Jr

Edwin is located in Manila, Philippines. Has extensive experience in setting up inbound and
outbound call centers. With experience as a Call Center IT Manager, Edwin knows what do you need in regards of call center technologies. Now currently as a consultant Edwin has installed and currently maintains various VICIDIAL implementation
ranging from 20 seats to 300 seats call centers. Edwin is also a member of VICIDIAL Vendor Association.

Services offered:
VICIDIAL Installation / Configuration
Custom VICIDIAL add-ons
Asterisk Installation / Configuration
Call Center Technology Setup
Asterisk billing solutions
Call Center Technology Consulting

Contact: Edwin A. Valbuena Jr.
Email: edvalbuena (at)
Mobile: +63917-862-op3r(6737) /+63921-773-1927
Website: Core Communications Inc.

e-Lab / electronic Laboratory (Bolivia)

  • e-Lab_75x50-cortes.jpg
    e-Lab / electronic Laboratory
    • 100% tecnología libre y abierta
    • Integración de Soluciones Empresariales, Móviles, Comunicaciones Unificadas, Acceso Remoto, Valor Agregado, Alta Disponibilidad, sobre plataformas (GNU, Linux)
    • Telefonía IP, Call centers, Contact Centers
    • Diseño, Implementación y Consultoría en Internetworking, Comunicaciones y Servicios IP
    • Infraestructura (cableado, energía, sistemas de tierra, etc.)

Emergen Consulting

Emergen is the largest open source solutions provider in Pakistan. Emergen provides turn key Asterisk implementations and integration with contact centers (such as Indosoft, ViciDial), IVR platforms (such as Voxeo Prophecy) and video/web conferencing (such as Dimdim, Vidyo etc.). Emergen has deployed more than 5000 end point in Pakistan using Asterisk open source and Asterisk Business Edition.

  • Remote Server administration & management
  • 24/7 Helpdesk support
  • Asterisk Integration
  • ViciDial integration
  • CRM integration
  • Billing software
  • Trixbox expertise
  • OpenSER
  • FreeSwitch
  • Voice/Video/Web Conference integration
  • IVR Integration

Contact us

Enterux is the only company in India who has Digium Certified Asterisk Professional (dCAP) consultants on board.

Our consulting services help your organization connect its existing telephone lines with a state-of-the-art hybrid VOIP environment where inter-office, inter-branch and customer calls can take advantage of Web based voicemail, Conferencing, Automatic Call Distribution and many other advanced features.

Contact us to discuss requirements

Flyball (Proud to be Ferndale, Michigan Based)

Asterisk consulting and support with a focus in the USA. We have experience with Asterisk PBX with deployments that range from 5 phones to 300 phones. We can Integrate Asterisk with your backend databases, CRM applications, social media applications and other applications. We have experience with most of the popular Asterisk distributions and with a number of different SIP phone manufacturers. We offer 24 hour support for Asterisk.

Here are some of the Asterisk distributions that we are familiar with:

  • Trixbox
  • AsteriskNOW
  • Elastix
  • PBX in a Flash
  • Vicidial

Phone: 248-534-1310

Gyantec Consulting

Gyantec firmly believes in the power and ability of open source and open standards to deliver feature-rich, readily scalable, innovative and cost-effective solutions to technological challenges. We interact very closely with the open-source communities world-over to constantly innovate, optimize, contribute by sharing and learning to ensure that our clients get the best of what there is.

One of our key offerings is Fusion - a turnkey converged communication platform to effectively integrate voice (PSTN and VoIP), video and Data (email, IM, SMS)

hagel IT-Services GmbH, Hamburg

We provide you with Asterisk-installations, VoIP-Consulting and customized programming.

Integrics Ltd

Business software integration consultancy. Specialists in Asterisk, SER, Cisco Call Manager, IVRs, and PBX integration, including billing, redundancy, conferencing.
  • Web site:
  • Telephone: UK 0, USA 111, Rest of world +44 20 799 39 799,
  • Email: sales (at) integrics (dot) com

Intrintech Ltd.

Asterisk Specialist based in London, UK
  • Supply, installation and support of Asterisk Servers and VOIP Telephony systems
  • Remote support of Asterisk Servers across Europe
  • On-Site support of Asterisk Servers in London City and the West End
  • Web site:
  • Telephone: 0
  • Email: Intrintech Sales Team


Kasteris specializes in writing quality telephony applications using open source products like Asterisk, FreeSwitch, Yate and OpenSER. We also do database work and web and desktop application development. Over 10 years experience in telephony and software development, including C,C#,C++,VB.Net,Python,Perl,PHP. We developed an API which allows us to write our applications so they will work in FreeSwitch, Yate and Asterisk, so you don't have to be tied to one platform. We're experienced with call center apps, conferencing applications, reminder/alerting services, IVRs, SMS, calling card apps, etc. Call us for a free estimate.

KCCVoIP - K C Communications - UK - EU - US

KCCVoIP with over 18 years experience providing computer communications consultancy, support and design services. Complete call centre design, business VoIP, IP PBX integration, lab testing, oniste and remote support, custom contact center software, network baseline and QoS verification - Design Consultants - Asterisk - Cisco - Avaya - Mitel - Asterisk dCAP, multi-vendor & Cisco qualified. UK/EU +44 1207 668118 / US +1 646 570 1658
Contact Person:Keith Campbell CEO
Phone: +1 646 570 1658
Phone: +44 120 766 8118
Company Website:

Lintel Technologies Pvt Ltd

Solutions Designed :
CALL Center : Predictive , Priview and Progressive Modes
Asterisk : IP PBX / Audio Conferencing / IVRS/Speech Recognition with all indian languages
OpenSer : Sip Express Router
Building API to integrate and interact with your Inhouse Softwares
Hosted pbx,Hosted Ivrs.
Asterisk Training,
Sugar CRM
Prepaid Calling Cards
Wholesale Billing
Call Shop
Custom IVR Development
Hosted IVR Solutions
IP IVR Solutions
Enterprise Voicemail Systems
Carrier Voicemail Systems
Automated Dialers
Economic IP Phones (SIP / H.323 ) especially desigined for Asterisk and SIP based pbx
Authorised Distributor for Rhino Cards in India
Aserisk and Freeswtich Cards available @
Hinal Prajapati:-0091-9898396969
Godson Gera:-09246461828

Nethawk (Pvt) Ltd

We are a R&D oriented company, we have strategic alliances with several hardware resellers, focus on reliability and security We provide Consulting, Planning, Deployment, support and training services for Asterisk based PBX and appliances.

  • Installation of Asterisk PBX with PSTN, VoIP, GSM and FAX integration
  • Installation of switches with traffic management and Wifi Networks with wireless IP phones
  • Turnkey solutions & Integration of asterisk with existing network utilizing SIP and/or IAX2.
  • Call center solutions.
  • Custom AGI scripts, diaplan extensions, billing systems
  • Asterisk / VoIP Network Support & Management.
  • 12x5x365 On-Call Engineer support services.

Contact Person:
S.Khan. Rao
Phone: +92-51-2294258-9
Cell: +92.344.5900.154
Company Website:

NocTel Communications, Inc.

Business Communications Experts
Experts based in Oregon and Washington
Infrastructure, LAN and WAN connectivity
Certifications and expertise for network engineering, storage management and VoIP
Implementation and maintenance of Cisco, Juniper, Switchvox, Asterisk, Digium, Sangoma, Dell, HP and more
Reseller of: Juniper, Jabra, Polycom, VMWare
Contact: • • +1.503.764.4300 M-F 8A-5P PST


Unified Communications. Open-Source Hosting & Support Services
nurango is a Canadian leader in Hosted PBX and Open-Source asterisk and FreeSWITCH services. We offer Cloud and Dedicated asterisk servers with optional Support and Maintenance services either One-time or Ongoing.
BYOA? No problem, we Support and Customize asterisk and VICIdial for Businesses and Call Centers in Canada, the United States and Around the Globe. We work when you do, and even when you don't.
Contact: • (help @ nurango dot ca) • +1.844.687.2640

iPhonica, LLC

iPhonica LLC is a premier system integrator of VoIP equipment & solutions for the enterprise. Its market focus is to provide modern, integrated IT & Telecom solutions for today�s business environment, regardless of industry size. Products include Class 4 IN & Prepaid Calling Card Platforms, Billing Systems for Voice & Data Services, Network Management Systems, Session Border Controllers, Call Centers, CRM Applications, IP Telephones and supporting peripherals for a cross section of telecom deployments. Having domain expertise in opensource systems & technologies, the team at iPhonica specializes in turnkey project implementations for the telecom industry.

For more information about Products & Services, Please visit

PCDOCTOR - VoIP Division

  • Asterisk based VoIP PBX and Call Center solutions with CRM integration;
  • Video Phone, Video Conferencing and Video over IP to check, control and discuss face to face with your employees;
  • Our consulting services will help your organization to covert its existing telephone system into cost saving, effective and flexible VoIP structure;
  • On site and remote services from our consultants available everyday 8:30 - 20.00;
  • We speak polish and English;

Premium AIM

Premium AIM Asterisk consultants. Specialized in building IPRN, International Premium Rate, Call Payouts Numbers Provider solutions.

Premium AIM

Premium AIM Asterisk consultants. Specialized in building IPRN, International Premium Rate, Call Payouts Numbers Provider solutions.
Toll Free
  • Full Implementation and Development of Asterisk and Cisco Phone Systems
  • Custom Development
  • Managed Cost Maintenance Contracts
  • Full Service IT Support and Sales
  • Call Centers
  • VoIP over VSAT
  • Emergency Communications
  • Pre-packaged and Custom Systems Available

Soluzioni Vocali

Sjobeck Integration Professionals

  • formerly known as The Sjobeck Company LLC
  • Jason Sjobeck, et al
  • Portland, Oregon, US
  • 10+ years integration experience on nearly every OS
  • both traditional telephony & modern IP platform experience
  • immediate access to both Sangoma, Digium, & servers at great prices
  • call us any time for references or a demonstration

Provides you a wide range of Asterisk IVR solution for help desks, call centers, interactive voice applications and PBX integration.We can easily
interact and manage with database,TTS through the most modern technologies such SOAP,Corba,SIP,VoiceXML

Synaptic Pty, Ltd

  • Melbourne, Australia.
  • Integrated Open-Source Systems; since 1999.
  • Installation and support of Asterisk.
  • Broadband Internet.
  • Remote and local Support across Australia.
  • email Robert Slater

REST ART d.o.o.

Spiral Information Systems, Cochin, Kerala

VOIP Service Provider

CALL Center : Predictive , Priview and Progressive Modes
Asterisk : IP PBX / Audio Conferencing / IVRS/Speech Recognition with all indian languages
Installation of Asterisk PBX with PSTN, VoIP and GSM integration
Building Asterisk to integrate and interact with your Softwares
Asterisk Training
Sugar CRM
Custom IVR Development
IP Phones (SIP / H.323 ) especially desigined for Asterisk and SIP based pbx
Asterisk integration with CRMs
Asterisk integration with VICIDial
Click to call
Asterisk Integration with GSM Routers
Asterisk : Call logger
All types of Call center solutions.
Installation,support & Management of Asterisk.
24/7 Support for our product.
Remote and local Support.
Trixbox expertise.
All Type of IVR Solutions using asterisk.
Asterisk AGI scripting with PHP & Perl.
Asterisk Integration with MYSQL.

Asterisk integration with your company branches. To reduce the call cost through online.

Also we have Designed CRM for Business Purpose.
CRM — widely-implemented strategy for managing a company’s interactions with customers, clients and sales prospects. It involves using technology to organize, automate, and synchronize business processes—principally sales activities, but also those for marketing, customer service, and technical support

Contact For more Details:

Spiral Infomation Systems
Contact : Jean Johny
Mobile : +919995312265
Our branches :

VMukti Solutions Pvt. Ltd.

Serves global customers onsite and remotely offering Asterisk based software solutions ranging from VMukti, PBX, gateway systems with billing, contact center with CRM, and broadcasting solutions to call center setup, and technical support etc.,. VMukti continues to invests into the cutting age VoIP software technologies to bring out better solutions to global communication issues.
  • VMukti guarantees competent, high quality and flexible solution to customer's IT need at competitive rate. VMukti believes in transparency, accountability, flexibility and value. Company aims at high customer satisfaction. Please visit our website for more details about VoIP Solutions.
  • Website:
  • Phone: 4
  • Email: Hardik Sanghvi

Contact us to discuss your requirements or to find out more about our VoIP offerings.

We provide a top tech services. Our main focus is in telecommunications and banking industry. Asterisk based solutions (IVR, Call center, billing, ...). Enterprise Application Integration via modern technologies.

Libya - Almontaha ICT Co

  • Install and customize Asterisk PBX.
  • Using a powerful java swing GUI interface for User Management, CDR List, Call Recording, Call Spy, Server Health Monitor, Builtin IAX admin phone, Group Management, Remote Backup and Restore, Export every thing to excel.
  • Call Center software and database integration.
  • SMS & IVR Value added services provider.

Almontaha ICT Co.
VOIP Service Provider
>>Home Internet Phone Service
>>Business Internet Phone Service
>>Fax to Email
  • Unlimited Calls to Africa
  • Unlimited Calls to Haiti
  • Unlimited Calls the Caribbean
  • Unlmited Calls to Asia
  • Unlimited Calls to the Middle-East
  • Unlimited Calls to the world

VoIP Citadel

Guaranteed Results
  • Asterisk Consulting, integration, optimization and repair
  • 24/7/365 Availablity
  • Asterisk/FreePBX specialists with a proven track record
  • Phone 480-371-1726
  • Email:
  • Tacoma, Washington & Scottsdale, Arizona
Created by: acunningham, Last modification: Thu 07 of Sep, 2017 (16:58 UTC) by freevoice
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