Low Voltage · Multifamily Technology
By Jeff Kiser, Founder — KOR Systems
Multifamily structured cabling is one of the few decisions in a development that quietly determines who controls the building’s revenue for the next 25 years. Here is a question worth asking before your next multifamily project breaks ground: when the building is complete and you want to switch internet service providers, can you?
If an ISP or managed service provider installed the structured cabling in your building, the answer may be no. Not without paying to have the infrastructure re-certified, re-labeled, or in some cases re-pulled. Because the cable that runs through your walls, your risers, and your telecom rooms was installed, and paid for, as a means to sell you their service — and it was designed accordingly.
Infrastructure ownership in multifamily is one of the most consequential decisions a developer or owner-operator makes, and it is almost never discussed explicitly during the design phase. This guide is written to change that. The decisions that determine whether you control your building’s revenue potential — or someone else does — happen before the first permit is pulled.
Multifamily Structured Cabling Is a Capital Asset
A properly installed structured cabling system — Cat6A horizontal runs, certified terminations, labeled and documented infrastructure — has a functional lifespan of 25 to 30 years. It supports every technology upgrade the building will go through in that time: higher-speed internet, next-generation Wi-Fi standards, smart-building integrations, access control upgrades, EV charging coordination, and whatever comes after.
That lifespan makes structured cabling the most permanent technology investment in any multifamily property. It is not a service. It is not a subscription. It is infrastructure, in the same category as your electrical distribution system or your HVAC ductwork. And like those systems, it should be owned by the building.
When an ISP or MSP installs the cabling, they record it as their asset. It may not appear on your balance sheet at all. More importantly, their installation is optimized for their service delivery — not for your long-term operational flexibility. The cabling routes, the telecom room configurations, and the documentation practices reflect their priorities, not yours.
How Vendor Lock-In Happens — and What It Costs
The mechanism of vendor lock-in in multifamily is straightforward. An ISP approaches a developer during the construction phase with an offer to install the network infrastructure at no upfront cost, in exchange for exclusivity — typically five to ten years. The developer sees reduced capital outlay and a faster path to amenity completion. The ISP gets a captive customer base and, more importantly, ownership of the physical layer.
What the developer often does not see: the long-term NOI impact of ceding pricing control, the difficulty of renegotiating from a position of infrastructure dependency, and the exit cost if the service underperforms. In a market where residents increasingly treat internet service as a utility, substandard connectivity drives turnover. And if the infrastructure belongs to the ISP, the owner cannot simply replace the service provider without replacing the infrastructure.
The pattern we see on acquisitions and refinances is that properties with ISP-owned infrastructure carry a measurable discount at the asset level. Buyers price in the risk of a captive vendor relationship, the uncertainty of renewal terms, and the capital cost of eventually reclaiming infrastructure control. That discount compounds over the hold period.
| Scenario | Infrastructure Owner | ISP Flexibility | NOI Control | Exit Risk |
|---|---|---|---|---|
| ISP-installed (free) | ISP | None — locked in | Limited | High — must buy out or re-pull |
| MSP-installed (subsidized) | MSP | Partial — contract dependent | Moderate | Moderate |
| Owner-installed (self-perform) | Owner / Building | Full — choose any ISP | Full | Low |
The NOI Math on Infrastructure Ownership
Multifamily owners who control their structured cabling can monetize bulk internet in ways that ISP-dependent properties cannot. The most common model is a bulk internet arrangement: the owner contracts with an ISP at a negotiated wholesale rate, includes connectivity in the lease or as a community amenity fee, and captures the margin between the wholesale cost and the per-unit revenue.
At a 200-unit property with a $65 per-unit bulk internet fee and a $25 per-unit wholesale cost, the annual net revenue from connectivity is $96,000. At a 5% cap rate, that income stream adds approximately $1.9 million to the property’s stabilized value. That math is only available to owners who control the infrastructure. If the ISP owns the cable, the ISP captures the margin.
There is also a resident retention dimension. Properties that offer fast, reliable, included connectivity consistently outperform comparable properties on renewal rates. The infrastructure investment that makes high-performance connectivity possible also reduces the churn cost that erodes NOI over time.
What Owner-Controlled Infrastructure Looks Like in Practice
Owner-controlled structured cabling infrastructure is not complicated to specify. It looks like this: a licensed, BICSI-certified low-voltage contractor — not an ISP, not an MSP, not an electrical sub — installs the horizontal cabling, terminates and certifies every run, and delivers a documented, labeled, tested infrastructure that belongs to the building.
The documentation package matters as much as the installation. A properly commissioned structured cabling system includes test results for every run, a complete as-built record of cable routes and termination points, and labeling that identifies every outlet, patch panel port, and riser connection. That documentation allows any future service provider to understand and utilize the infrastructure without having to re-pull or re-certify.
The other element worth specifying is a self-perform contractor. A low-voltage contractor who subcontracts the installation creates a documentation gap: the entity responsible for the infrastructure is not the entity who installed it. Self-perform means the contractor’s own trained technicians pull every cable, terminate every run, and stand behind the certification results.
The Conversation to Have Before the Permits Are Pulled
The time to establish infrastructure ownership is during design development — before the construction documents are complete, and well before any ISP or MSP is invited to bid on service delivery. At that stage, the developer or owner-operator can specify independent low-voltage infrastructure, engage a qualified contractor early in the process, and ensure the cabling scope is coordinated with the MEP drawings.
Once construction begins, options narrow. Once an ISP has installed infrastructure under an exclusivity agreement, the cost of reclaiming control is real. The decision is far easier — and far less expensive — when it is made before any commitment is in place.
When evaluating contractors for this scope, prioritize demonstrated multifamily experience, BICSI certification, and a self-perform model. Ask for documentation samples from comparable completed projects. The quality of the closeout package tells you a great deal about the quality of the installation. For more on what that documented, tested infrastructure should include, see our guide on structured cabling certification.