ADC
Product Portfolio: Billing, service management, service assurance
Deployments in India: Reliance Infocomm, Bharti
Website: www.adc.com

Agilent
Product Portfolio: Fault management, service management, performance management
Website: www.agilent.com/comms/oss

Bharti Telesoft
Product Portfolio: Billing and customer care, switching and network management
Deployments in India: Bharti Cellular
Website: www.bhartitelesoft.com

BrainRoots
Product Portfolio: Convergent Billing
Website: www.brainroots.com

CinShyam
Product Portfolio: Inter-carrier settlement solution, OSS, CRM, call management and service provisioning system, IVR, prepaid system
Deployments in India: Shyam Telelink (Billing), Hexacom, Hutchison (Delhi, Kolkata, Chennai and Karnataka) (interconnect billing)
Website: www.cinshyamindia.com

Comptel
Product Portfolio: Mediation and provisioning (global leader), other OSS/BSS products
Deployments in India: Bharti Telenet, Tata Teleservices, Idea Cellular,
Website: www.comptel.com

Comverse Network Systems
Product Portfolio: Prepaid billing
Deployments in India: Bharti prepaid (Andhra Pradesh, Kolkata, and Chennai), Reliance Infocom (CDMA)
Website: www.comverse.com

Convergys Corporation
Product Portfolio: Billing for wireless, xSPs, broadband, application suite, IP suite, settlement suite, mediation manager, activation manager
Website: www.convergys.com

CSG Systems
Product Portfolio: Full suite of billing and related applications for Wireline, Wireless (prepaid and postpaid), broadband, IP services; mediation
Deployments in India: Bharti Cellular (all circles), BSNL (all zones), Tata Teleservices (all circles)
Website: www.csgsystems.com

Escosoft
Product Portfolio: CRM, billing
Deployment in India: Escotel
Website: www.escosoft-tech.com

Eftia
Product Portfolio: Integrated OSS suite for service order management, circuit and asset inventory Management, number Management, and trouble Management
Website: www.eftia.com

Hewlett-Packard India
Product Portfolio: OSS Suite, mediation
Website: www.hp.com/go/telecom

Hughes Software Systems
Product Portfolio: Mediation product and integration services
Deployments in India: Bharti Cellular, Escotel, Hughes Tele.com, HFCL Infotel, BSNL (South)
Website: www.hssworld.com

Infozech Software
Product Portfolio: Customer Care and Billing and Settlement solutions
Website: www.infozech.com

Intec Telecom Systems
Product Portfolio: Inter-carrier billing and mediation, Convergent billing
Deployments in India: Bharti Telesonic, VSNL, BSNL
Website: www.intec-telecom-systems.com

Lifetree Convergence
Product Portfolio: OSS, Convergent billing
Deployments in India: Spice (Karnataka and Punjab)
Website: www.lifetreeindia.com

Portal Software
Product Portfolio: Billing and mediation
Deployment in India: VSNL, HCL Infinity, British Gas, Global (ISP), Data Access (both voice and data)
Website: www.portal.com

Protek
Product Portfolio: Suite of billing applications
Website: www.protek.com

SAS India
Product Portfolio: Churn Management, Business Intelligence
Deployments in India: Orange, BPL Mobile, Bharti
Website: www.sas.com

SchlumbergerSema
Product Portfolio: Billing and customer care, messaging
Deployments in India: Hutch and Idea are standardized on Sema (all circles), BPL (all circles), RPG Cellular (Chennai), Escotel (all circles)
Website: www.slb.com

Siemens Information Systems Ltd
Product Portfolio: Prepaid and postpaid billing, mediation, prepaid management
Deployments in India: Prepaid and postpaid billing for Reliance Telecom GSM operations (Eastern India),
Website: www.sislindia.com

Subex Systems
Product Portfolio: Fraud management, Revenue Maximization, Mediation
Deployments in India: Tata Teleservices
Website: www.subexgroup.com

Suntec
Product Portfolio: Billing, customer care and e-commerce transaction management solutions
Deployments in India: BSNL, HFCL Infotel (CDMA Network), I-Serve
Website: www.suntecgroup.com

Tata Consultancy Services
Product Portfolio: Customer care and billing, mediation & provisioning, interconnect accounting system, CRM, datawarehouse and business intelligence, ERP, integration based on an EAI framework and e/m-commerce solutions
Worked in India with: Bharti Group, Idea Cellular, Tata Teleservices and MTNL
Website: www.tcs.com

TCIL-Bellsouth
Product Portfolio: Offshore/onsite design and development of OSS, training and turnkey project implementation
Deployments in India: BSNL
Website: www.tbladm.com

Ushacomm
Product Portfolio: Service management, business intelligence, convergent mediation, Billing and Customer Care
Deployments in India: Aircel
Website: www.ushacomm.com