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Telecom Expense Management Made Simple

Gain clarity and control of your entire spend lifecycle from procurement to payment through a single easy-to-use platform to drive efficiency and optimization.

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Centralize and Manage Telecom Expenses, Inventory and Assets on a Single Platform

Leverage an easy-to-use software platform and enable order management, usage analysis, call accounting and ongoing expense management for your telecom environment. Calero-MDSL solutions for telecom expense management span a wide range of applications that address pain points in managing a global enterprise communications estate.

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Award-Winning TEM Software

Track Inventory

Track Inventory

Gain visibility into inventory ownership, attributes and location across spend categories though a central platform by taking control of your asset management process.

Automate Expenses

Automate Expenses

Validate vendor billing, streamline invoice approvals, allocate costs and pay invoices through a simple and repeatable process.

Gain Insight

Gain Insight

Flexible dashboards and report outputs that provide visibility and insight into enterprise telecom spend, usage and utilization.

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Leverage Telecom Expense Management (TEM) Subject Matter Experts

Invoice Processing and Management

Invoice Processing and Management

Gain efficiencies in managing telecom invoices and leverage Calero-MDSL to track contracts and receive, validate and pay invoices on your behalf.


Order and

Calero-MDSL maintains accurate records of assets and services based on requests through our workflow engine or 3rd party IT Service Management integration.


Sourcing and Deployment

Augment your team to gain domain expertise, pricing intelligence, contract negotiation experience and install support with Calero-MDSL experts and the help of TrueSense™.

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Invoice Audit and Optimization

Analyze your contract rates and compare with detailed usage records to identify and manage cost variances and issues associated with voice, data and mobile usage permissions, automatically notifying you of opportunities for dispute and recovery.

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Stop the Guessing Game with TrueSense™

Now you can know true global market prices by leveraging what other companies actually pay.  TrueSense™ allows you to search and analyze product and service rates in a powerful, anonymized database to save on telecom costs. Compare prices against industry benchmarks to bring clarity to the complexity of regional and carrier-specific fluctuations.

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AI-Empowered Humans

Say hello to Smart Automation, a product and engineering initiative that brings a new state-of-the-art invoice collection, load, and management system to Calero-MDSL. Instead of our engineers creating bots, we have created a software interface for non-technical users —including our service team members and our customers-- to create their own repeatable, automated processes and workflows. No telephone call queues, no engineering back logs, and no more layers between the people who know it and the people who build it.

Customers will enjoy increased SLA performance with fewer late or missing invoices, visibility into invoice tracking, and more high-fidelity data, allowing for additional audit and optimization insights - delivering you the telecom savings you need.

CIO 100 Winner 2021 USA (Colour, Positive)




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