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Cerillion’s core billing and charging engines were designed from the outset to be service-type agnostic, and this is reflected in the breadth of services and industries being supported by our software. Cerillion Solutions are now used in more than 40 countries around the world with a mixture of Software-as-a-Service, managed services, and on-premise enterprise deployments.

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Bharti Airtel

Bharti Airtel Limited is a leading global telecommunications company with operations in 20 countries across Asia and Africa


ASTRID is a government-owned mobile communications network for emergency and security services in Belgium

AusNet Services

AusNet Services is the largest energy delivery service in Victoria, Australia.

BTC Bahamas

The incumbent telecommunications operator in the Bahamas, providing fixed, mobile, data and broadband services across 70 islands

C&W Communications

A full-service telecommunications provider, operating in the Caribbean and Latin America; part of Liberty Global


Cablevision offers television, phone and Internet services to millions of households and businesses in the New York metropolitan area.

Cambridge Water

Cambridge Water is a water supply utility company serving Cambridge and the surrounding area.


CamGSM, commercially knows as Cellcard, is Cambodia’s leading and fully-integrated info-communications company


CenturyLink is the third largest telecommunications company in the United States and is recognized as a leader in the network services market by technology industry analyst firms.


Chorus is New Zealand’s largest telecommunications infrastructure company


ComEd, a unit of Chicago-based Exelon Corporation (NYSE: EXC), providing energy services to approximately 3.8 million customers across Northern Illinois.


Every day, thousands of Australian businesses use Commander phone systems, services and solutions to stay connected


Comporium Communications is a local telephone, internet, cable and home security provider in South Carolina, USA.

Cox Communications

Cox Communications is the USA's third largest cable and broadband company, serving 6 million total customers


Engin is Australia's leading VoIP provider, providing businesses with a full suite of products to future-proof their communications

English Language Media

English Language Media is publisher of The Connexion, the best-selling newspaper for English-speakers in France


Eniig is the largest cooperative energy company in Denmark with 385,000 cooperative members


ENMAX Corporation (ENMAX) is a utility company headquartered in Calgary, Alberta


Flow is the retail brand of Cable & Wireless Communications in Trinidad, Jamaica, Barbados, Grenada, St. Lucia and Curacao


Gamtel is the primary provider of telecommunications services in the Gambia

Gas Natural / Ufinet

Gas Natural Fenosa is a leading group in the energy sector, pioneering in gas and electricity integration.


Offers sophisticated solutions to transport voice, data and internet services to all types of businesses and residential customers


The largest communications and entertainment provider in Malta with over 480,000 customer connections

Guernsey Electricity

Guernsey Electricity is the main electricity supplier in Guernsey.


inCyyte focuses on the efficient acceleration of personal and business revenue via audience or customer communications


Intuition is a leading global knowledge management solutions company


Kazakhtelecom is the largest telecommunication company in Kazakhstan


KDDI is a growing communications carrier with a proven track record in Japan and a longstanding reputation for quality and reliability

Liberty Global

Liberty Global is the world’s largest international TV and broadband company with operations in more than 30 countries across Europe, Latin America and the Caribbean.

LINK Mobility

Europe’s leading provider within mobile communications, specialising in messaging, digital services and data intelligence


Lobster is the first Spanish mobile operator for the English-speaking community who reside in Spain

M2 Wholesale

M2 Wholesale allows resellers to incorporate its services into their own product mix and market them under their own brand name

Manx Electricity

The Manx Electricity Authority generates and supplies electricity for the Isle of Man.

Manx Telecom

Manx Telecom offers a full range of fixed line, mobile, data and hosting services to businesses, consumers, and the public sector


MTN Group is a South Africa-based multinational mobile telecommunications company, operating in many African, European and Middle Eastern countries.


Neotel is South Africa's first converged telecommunications network operator


OpenNet A/S is a wholesale communications provider in Denmark that connects Service Providers and Infrastructure Owners through one unified interface


Proximus is a telecommunication & ICT company operating in the Belgian and international markets, providing services to residential, enterprise and public customers.


Scarlet is a quad-play communications services provider (CSP) in Belgium.

SE Group

Denmark’s second largest provider of broadband and television services

Sho-Me Power

Sho-Me Power Electric Cooperative was formed to provide reliable, low-cost electric energy to nine Rural Electric Cooperatives (RECs) in the USA.


Smartpipe is creating the only global, real-time, privacy compliant and completely secure data ecosystem for the monetisation of network operators’ rich customer data.

Step Logic

Step Logic is one of the leading systems integrators in the Russian IT market.


Sure supplies telecommunication services in seven major offshore jurisdictions: the Isle of Man, Guernsey, Jersey, the Falkland Islands, St Helena, Ascension Island and Diego Garcia.

SES Water

Supplies water to residents in East Surrey, West Sussex, west Kent and south London.


SWAN is a rapidly developing Slovak telecommunications service provider operating under the brand name '4ka'


Tattelecom is the biggest operator of fixed-line telecommunications in the Republic of Tatarstan, Russia.


Tele2 is one of Europe’s fastest growing telecom operators, always providing customers what they need for less


Telenet is the leading cable service provider in Belgium.

Telkom SA

Telkom is a leading communications services provider in South Africa


Telrace is a Cambridgeshire based VOIP provider for Enterprise businesses in the UK


Telstra is Australia’s leading telecommunications and information services company, offering a full range of communications services and competing in all telecommunications markets


Three UK is a telecommunications and internet service provider operating in the United Kingdom as a subsidiary of Hutchison Whampoa


Totalplay is an innovative Triple-play service provider in Mexico.


TruNarrative is transforming fraud, identity, KYC and AML processes to make safe commerce simpler


Truphone is the only mobile operator in the world that expands the reach of businesses beyond the borders of their home country

Vector Communications

Vector Communications provides data network solutions for businesses in New Zealand

Vocus Communications

Australia's largest network independent telecommunications provider for retail and wholesale fixed-line, mobile and data services

Water Corporation

Water Corporation is the principal supplier of water, wastewater and drainage services in Western Australia.

Xcel Energy

Xcel Energy provides electricity and natural gas to customers in Minnesota, Michigan, Wisconsin, North Dakota, South Dakota, Colorado, Kansas, Oklahoma, Texas and New Mexico.


Ymagis Group is leader in advanced digital technology services for the cinema industry


Zayo Group is a global provider of bandwidth infrastructure services, including dark fiber, wavelengths, SONET, Ethernet, IP services, and carrier-neutral colocation and interconnection

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