Calero-MDSL Joins MEF – a Leading Global Industry Association

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Company to work with leading telecom experts to advance frictionless commerce for dynamic connectivity services extended to enterprises worldwide

Calero-MDSL, a leading provider of Technology Expense Management (TEM) and Market Data Management (MDM) solutions, announced its membership into MEF, a global industry association of 200 service providers and technology vendors. With its MEF 3.0 vision and services framework, MEF is driving industry transformation to dynamic communications services across a global federation of automated networks.

“We are thrilled to join MEF and collaborate with some of the industry’s largest telecom providers, like Verizon, Sprint, AT&T, Telefonica, BT, among other leading experts, to define and set universal standards around connectivity that facilitate business agility,” said Charles Layne, CEO of Calero-MDSL. “As a global Technology Expense Management provider with over 3,500 clients, our involvement will allow us to help markets around the world create frictionless business processes and enable faster delivery of services for enterprises. We are helping to define and shape the future of digital across a vast domain of interconnected networks and providers.”

Calero-MDSL will collaborate with MEF members to ensure client interests and the breadth of use cases, both today and in the future, are represented in creating the standards. Calero-MDSL will bring the perspective from which they operate: focused on enabling business continuity through clearly defined processes and automation leveraging a framework that’s globally recognized, while adhering to best practices in security and compliance.    

”MEF is delighted to have Calero-MDSL join our community and play a key role in driving API standards work that extends service automation end-to-end from providers to enterprise end-users, resulting in greater business agility and an improved customer experience,” said Nan Chen, President, MEF.

Standardized MEF 3.0 services are designed to provide an on-demand, cloud-centric experience with unprecedented user- and application-directed control over network resources and service capabilities. MEF 3.0 services are delivered over automated, virtualized, and interconnected networks powered by LSO (Lifecycle Service Orchestration), SDN, and NFV.

MEF works with many of the world’s leading service and technology providers, open source projects, standards associations, and enterprises to realize a shared vision of orchestrating dynamic services across multiple providers and network technology domains.

“This collaboration is right in line with Calero-MDSL’s desire to be the TEM industry’s leading innovator, unlocking the value of technology to automate telecom procurement and provisioning processes, and ultimately simplifying our customers’ businesses,” said Simon Mendoza, CTO of Calero-MDSL. “We look forward to playing an integral role in shaping the future of technology standards that will ultimately benefit the world.”

About MEF
An industry association of 200 member companies, MEF has introduced the MEF 3.0 transformational global services framework for defining, delivering, and certifying assured services orchestrated across a global federation of automated networks. MEF 3.0 services are designed to provide an on-demand, cloud-centric experience with user- and application-directed control over network resources and service capabilities. MEF 3.0 services are delivered over automated, virtualized, and interconnected networks powered by LSO, SDN, and NFV. MEF produces service standards, LSO frameworks, LSO APIs, MEF 3.0 Proof of Concept Showcases, and certification programs for services, technologies, and professionals. MEF 3.0 work will enable automated delivery of standardized Carrier Ethernet, Optical Transport, IP, SD-WAN, Security-as-a-Service, and other Layer 4-7 services across multiple provider networks. For more information: and follow us on LinkedIn and Twitter @MEF_Forum.

About Calero-MDSL
Calero-MDSL is a leading provider of Technology Expense and Market Data Management solutions designed to provide clarity, control, compliance and cost savings. With a deep commitment to innovation and customer service, Calero-MDSL partners with enterprises to provide a unified expense management platform that supports Telecom Expense Management, Managed Mobility Services, the Internet of Things and Financial Market Data Management. Calero-MDSL has thousands of customers in over 50 countries worldwide, including corporations, universities, financial institutions and government agencies. Learn more at or

About Oak Hill Capital
Oak Hill Capital is a private equity firm managing funds with approximately $15 billion of initial capital commitments and co-investments since inception. Over the past 33 years, Oak Hill Capital and its predecessors have invested in over 90 private equity transactions across broad segments of the U.S. and global economies. Oak Hill Capital applies an industry-focused, theme-based approach to investing in the following sectors: Consumer, Retail & Distribution; Industrials; Media & Communications; and Services. Oak Hill works actively in partnership with management to implement strategic and operational initiatives to create franchise value. For more information, please visit

About Riverside Partners
Founded in 1989, Riverside Partners is a middle market private equity firm currently investing Riverside Fund VI, L.P. The fund focuses on growth-oriented companies primarily in the healthcare and technology industries. Riverside Partners is particularly experienced at partnering with founders, owners and management teams and it brings substantial domain expertise and operating experience to its portfolio companies. For more information, visit

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