Robert Kulewicz

Chief Growth Officer (SaaS | Enterprise) at MarketSpark

Lumen copper retirement

Lumen Says Voice Is Not Its Future: What Enterprise Lumen Customers Should Do Now

If your organization still runs voice or POTS lines from Lumen, the company that sells them has told the market, in plain language, that it is getting out of the business. What it has not told you is when. That combination, a clear intent to exit and a deliberate refusal to commit to a timeline,

Lumen Says Voice Is Not Its Future: What Enterprise Lumen Customers Should Do Now Read More »

FCC auto-grant copper discontinuance

How the FCC’s Auto-Grant Process Is Quietly Accelerating Copper Retirement

Most coverage of copper retirement focuses on the big announcements, a carrier files to shut down service in a dozen states, a consumer group objects, a headline follows. The mechanism that actually decides how fast copper disappears gets far less attention, and it is the part enterprises most need to understand. Increasingly, copper discontinuance applications

How the FCC’s Auto-Grant Process Is Quietly Accelerating Copper Retirement Read More »

carriers retiring copper

Copper Retirement Is No Longer One Carrier’s Story: AT&T, Verizon, Lumen, and Fidium Are All Filing at Once

For most of the past year, copper retirement has been told as an AT&T story, and increasingly as an AT&T versus California story. That framing is now out of date. As of August 2026, the country’s major incumbent carriers are filing to discontinue legacy copper service across dozens of states at the same time, covering

Copper Retirement Is No Longer One Carrier’s Story: AT&T, Verizon, Lumen, and Fidium Are All Filing at Once Read More »

FDNY approval POTS replacement

MarketSpark Earns FDNY Approval for Fire Alarm POTS Replacement

MarketSpark has earned FDNY approval for its fire alarm POTS replacement solution, receiving a Conditional Letter of Acceptance from the FDNY Bureau of Fire Prevention that recognizes MarketSpark as a Managed Facilities Voice Network (MFVN) under 2016 NFPA 72. The approval (Record ID 2025-TMFRCD-007414-VRNC) clears the way for MarketSpark’s equipment to transmit fire alarm signals

MarketSpark Earns FDNY Approval for Fire Alarm POTS Replacement Read More »

elevator emergency line compliance

Partner Success Story: From Compliance Crisis to Connected Confidence

How NYC Property Managers Can Get Full Visibility Over Their Elevator Emergency Lines Brian Jeeuth, a Senior Account Manager at Verizon Business Group, came to MarketSpark with a problem he couldn’t solve alone. One of his customers, a compliance director at one of New York City’s largest affordable housing operators, was facing a serious gap

Partner Success Story: From Compliance Crisis to Connected Confidence Read More »

AT&T California copper lawsuit

Copper’s Legal Shield Is Coming Down: AT&T v. California and the FCC’s Build America Push

For years, enterprises with operations in certain states could quietly count on one thing: state regulators would slow the copper shutdown even as federal policy accelerated it. Carrier of last resort rules, right of way requirements, and state approval processes acted as a brake on how fast the legacy network could actually disappear. In the

Copper’s Legal Shield Is Coming Down: AT&T v. California and the FCC’s Build America Push Read More »

fcc workshop

The FCC’s IP Transition Workshop: What It Signals for Enterprises Still on POTS

On July 15 and 16, 2026, the Federal Communications Commission will host a two day workshop in Washington, DC dedicated to one goal: finishing the transition from legacy voice networks to modern, all IP networks. The event is free, open to the public, and livestreamed at fcc.gov/live. If you manage IT, telecom, or facilities for

The FCC’s IP Transition Workshop: What It Signals for Enterprises Still on POTS Read More »

pots replacement for manufacturers

How Manufacturers Are Navigating POTS Replacement Across Multi-Site Operations

Manufacturing organizations are among the most operationally complex environments for POTS replacement. A typical manufacturer does not have one facility with a handful of lines. It has plants, warehouses, distribution centers, and administrative offices spread across dozens of states, each with its own mix of fire alarm panels, elevator phones, industrial equipment, and legacy systems

How Manufacturers Are Navigating POTS Replacement Across Multi-Site Operations Read More »

pots replacement for banks

POTS Replacement for Banks and Financial Institutions: Compliance and Connectivity

Banks and financial institutions run some of the most compliance-dense physical infrastructure in any industry. Every branch location carries fire alarm panels, elevator phones, vault communication systems, ATM lines, security dialers, and surveillance equipment, much of it wired to POTS lines that have been in place since the branch was built. In a regional bank

POTS Replacement for Banks and Financial Institutions: Compliance and Connectivity Read More »

pots replacement for hospitals

POTS Replacement for Hospitals: What Healthcare Facilities Need to Know

Hospitals and healthcare systems have more POTS lines than almost any other type of organization. Between fire alarm panels, nurse call systems, elevator phones, medical alert devices, and the communication infrastructure that runs across dozens or hundreds of facilities, a large hospital network can have thousands of active POTS lines spread across its portfolio. That

POTS Replacement for Hospitals: What Healthcare Facilities Need to Know Read More »

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