Most evaluations of TEM solutions run backwards. Teams compare platforms for weeks, pick a favorite, and only then discover the question that should have come first: who is going to do the work? Software-only, co-managed, and fully managed programs fail in completely different ways, and the delivery model shapes your results more than the vendor logo does.
If you want the fundamentals of what each model includes, our guide to TEM software versus managed services covers the definitions, the tradeoffs, and who each approach serves. This piece picks up where it stops: the decision itself, the questions that settle it, and the numbers behind each answer.
Co-Managed Is Not the Same as Hybrid
One distinction gets blurred in almost every buying conversation. Hybrid describes an architecture: a software platform plus a services team working inside it. Co-managed describes a division of labor: a line drawn through the TEM function, with provider analysts on one side and your team on the other. The difference matters because the line is yours to draw, and yours to move.
A common split puts invoice processing, validation, and dispute management with the provider while sourcing decisions, approvals, and vendor strategy stay internal. Another keeps wireless in-house and hands wireline to the analysts. The right split follows your team’s actual strengths, and it can shift as those strengths change, without switching platforms or partners. In our experience, co-managed has become the default landing spot for mid-market buyers for exactly this reason: enough expertise to steer, not enough hours to row.
Five Questions That Decide It
- How many invoices arrive monthly, across how many carriers and formats? Volume times format variety is the workload nobody estimates honestly.
- Who on staff can read a carrier bill at the USOC level today? If the answer is one name or none, self-service is a plan built on a resignation letter.
- When a dispute takes four months and six carrier contacts, whose calendar absorbs it?
- How much MACD activity do your locations generate, and who verifies disconnects actually stopped billing?
- If your telecom person left next quarter, does the program survive?
Notice that none of these are questions about software features. They are questions about capacity, and capacity is what the delivery model actually buys.
The Staffing Math Nobody Runs
A TEM platform that flags a billing error has created work, not savings. Somebody still has to file the dispute, chase the carrier through months of follow-up, and confirm the credit landed. Multiply that by every exception on every invoice, add inventory maintenance and MACD coordination, and the real question behind self-service versus managed TEM becomes visible: those hours exist somewhere, every month, and the model decides whose payroll they sit on.
Organizations that come to Valicom after a self-managed attempt usually describe the same arc: a strong first six months, then the analyst got pulled onto a project, the invoice queue grew, and the dashboard quietly became an expensive reporting tool. One capable person is a single point of failure. Whatever model you choose has to survive a resignation.
When Fully Managed Is Simply the Answer
Some organizations should skip the middle. If no internal telecom capacity exists and building it is on nobody’s roadmap, fully managed TEM services turn the entire function into an outcome you buy: processing, auditing, disputes, orders, and payment, executed by analysts while you keep decision authority and full platform visibility. The tradeoff is trust in a partner with a core financial process, which is why proof carries more weight here than anywhere else in the evaluation. Certifications, verified reviews, retention numbers, and named references matter more than any feature list.
A Worked Example
Take a hypothetical but typical mid-market profile: 600 employees, 40 locations, roughly 75 invoices a month across nine carriers, one IT director who understands telecom and zero hours in her week to prove it. Self-service fails the second question immediately, since the expertise exists but the capacity does not. Fully managed would work, and it removes more control than this organization wants to give up, because sourcing and vendor strategy are things the director is good at and intends to keep. Co-managed fits the actual shape of the team: analysts process, validate, and dispute, while she steers. Run your own numbers through the same five questions and the answer usually stops being abstract by question three.
What Each Model Costs, Structurally
The three models price differently, and the structures tell you what you are buying. A software-only TEM platform is typically a subscription, often tiered by invoice or inventory volume: you pay for capacity and supply the labor. Co-managed and fully managed engagements price the labor in, through per-invoice processing fees, a percentage of managed spend, or a flat program fee, and some providers offer savings-based structures where fees track recovered dollars. None of these is inherently cheaper. A modest subscription plus the half-time analyst you had to hire costs more than many managed programs, and a managed fee on spend nobody validates is money spent politely. Price each model against the staffing it truly requires, then compare totals.
The Trap: Choosing a Model You Cannot Leave
Environments change. Teams shrink, companies acquire, priorities move. The mistake is picking a provider that only sells one model, because switching models then means switching platforms, and switching platforms means rebuilding inventory from scratch. Whatever you choose, choose it inside a system that supports all three. Clearview, Valicom’s telecom expense management software, runs standalone, co-managed, and fully managed engagements on the same platform, so moving between models is a staffing conversation rather than a migration project. Independent bodies make the same point from the outside: AOTMP, the industry authority on telecom management practices, evaluates programs on outcomes and process maturity rather than on how much software was purchased.
An honest note before you go: Not every environment needs a TEM partner, and we will tell you if yours does not. What every environment deserves is the evidence to decide, and a short conversation about your carrier count, invoice volume, and team is usually enough to know.
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