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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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ACUD is a new smart city being developed about 60 km outside Cairo, with a plan to grow to 7 million inhabitants in the next 10 years.

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

Cable & Wireless Seychelles

The first and only quad-play communications provider in the Seychelles


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

City of Calgary

The City of Calgary, in Alberta, Canada.


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


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

G4S Cash Solutions

G4S Cash Solutions is the UK's leading provider of cash management solutions


Gamtel is the primary provider of telecommunications services in the Gambia


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


imagine is a dynamic mobile and fixed-line communications services provider (CSP) in Brunei


Intuition is a leading global knowledge management solutions company


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

Liberty Latin America

Liberty Latin America is a leading telecommunications company operating in over 20 countries across 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 Telecom

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

Manx Utilities

Manx Utilities generates and supplies electricity for the Isle of Man.


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


MVN-X is an MVNE that enables leading brands, retailers and corporates to become MVNOs

Neos Networks

One of the UK's leading B2B/Enterprise telecoms providers


Neotel is South Africa's first converged telecommunications network operator


Denmark’s second largest provider of broadband and television services


OpenNet A/S is a wholesale communications provider in Denmark


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


ResMed is a global pioneer in connected health selling products in 140+ countries


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

SES Water

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

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.


Sure supplies telecommunication services in seven major offshore jurisdictions


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


Telesur is the only full service telecommunications provider in Suriname.

Telkom SA

Telkom is a leading communications services provider in South Africa


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.


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


Vitanium provide backup and security services to customers that are looking for the highest security standards.

Vocus Communications

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

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.


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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