Carriers

Largest LatAm-headquartered Tier-1. Operates subsea cable shares (SAm-1) + terrestrial backbone; cloud onramps to AWS/Azure/GCP in São Paulo, Bogotá, Santiago, Buenos Aires, Miami.

IP-transit specialist with aggressive pricing and global reach. Sprint Wireline integration added significant US backbone capacity. Limited managed/SLA tier vs. Tier-1 peers.

EU-anchored Tier-1 with strong wavelength + Ethernet + IQ NaaS-style on-demand connectivity. Cloud onramps to AWS/Azure/GCP/OCI/IBM.

IPv4/IPv6 transit at low prices, massive peering, and 10G/100G/400G wavelength on a global network. Popular for transit + colo bundles.

Tier-1 IP + wavelength carrier with broad NA fiber backbone, Dynamic Connections NaaS, and direct cloud onramps to AWS/Azure/GCP/OCI.

HK-anchored Tier-1. Console Connect is its on-demand NaaS fabric — Megaport-style port + VXC model with cloud onramps.

Singapore Tier-1 with extensive subsea ownership. ConnectPlus IPVPN + Liquid-X NaaS + onramps to all hyperscalers in APAC.

Wholesale dark fiber + waves REIT. Merger with Windstream creates a combined wholesale + enterprise operator under a unified brand post-close.

Wholesale-leaning fiber operator. Strong wavelength + dark fiber inventory NA-wide and into EU; zCloud onramps to major hyperscalers.

Pan-Canadian business-only operator (no consumer). Strong for multi-site enterprise WAN; merged with Distributel 2022.

Former RCN/Grande/Wave/enTouch brands consolidated as Astound. Strong urban metros (NYC, Philly, DC, Chicago, SF Bay, LA, Austin).

Largest US business cable + growing fiber/Ethernet. Activated 100G port speeds in major metros; strong NaaS-style ActiveCore SD-WAN portfolio.

Cox Communications' enterprise arm. Strong in Phoenix, San Diego, Las Vegas, Atlanta, Oklahoma, and other tier-1/2 metros.

Midwest enterprise fiber. Strong for inter-metro waves between Chicago, Cleveland, Detroit, Pittsburgh, Indianapolis.

Northeast-focused fiber operator. Strong in NY upstate, New England, eastern PA. Good fit for regional waves + lit Ethernet.

Carrier-grade metro fiber in NY/NJ/CT + Boston + Philly + DC. Strong for intra-metro waves, financial/HFT, and DC interconnect.

Manhattan-focused symmetric fiber DIA, fast install. Limited footprint but punches above its weight for SMB / mid-market in NYC.

Mid-Atlantic / Southeast fiber operator (former Lumos + Spirit + MountainEast). Active in NC, VA, WV, TN, SC, GA.

Charter's enterprise arm. Large footprint via DOCSIS-3.1 + selectively overlaid fiber. Strong for branch DIA in tier-2 metros.

Pacific Northwest + NorCal fiber + DOCSIS (Seattle, Portland, SF Bay). Now operating under Astound but retains Wave-branded coverage map.

US fiber + managed services (Kinetic for SMB, Windstream Enterprise for mid-market+). Merger with Uniti announced 2024; integration ongoing.

On-demand L2/L3 fabric (Megaport Network, Megaport Cloud Router, Megaport Internet). Direct onramps to AWS/Azure/GCP/OCI/IBM/Alibaba/Salesforce in every major region.

NA-focused NaaS fabric with self-service cloud onramps and point-to-point + multipoint Ethernet. Strong for hybrid-cloud NA enterprises.

SpeedFusion multi-WAN bonding + hot-failover. Popular for maritime + RV + small branch. Multi-carrier SIM aggregation in one device.

Combined UCaaS + CCaaS (XCaaS = eXperience Communications). Single platform, one license model. Strong UK + ANZ footprint via international PSTN coverage.

NetSapiens is the white-label UCaaS platform powering many regional CLECs and MSPs; Crexendo also sells direct. Common backend for 'mom-and-pop ITSP' UCaaS offerings.

AI-first UCaaS — real-time transcription, post-call summaries, coaching. Combined business communications + contact center on a single platform.

Privately-held NA UCaaS focused on SMB + mid-market. Bundles voice + business app suite (CRM, surveys). Heavy in the master-agent channel.

Largest standalone UCaaS by seat count. RingEX (formerly RingCentral MVP) bundles calling, SMS, fax, team messaging, video. Public pricing tiers; strong channel program.

UCaaS + programmable communications (Vonage API platform, formerly Nexmo). Ericsson-owned. Strong API-led adoption for embedded calling/SMS.

PSTN-as-a-service for SIP trunking + Cisco Webex Calling Cloud-Connect PSTN. Smart Automation overlay (AI agents on top of carrier). Strong in CCaaS bring-your-own-carrier.

Privately-built tier-1 IP voice network (AS46844) with own MPLS backbone. Competes with Bandwidth + Twilio on price/performance for high-volume SIP, especially for ITSPs reselling.

Aryaka owns its own private global backbone for SASE — pitches consistent performance vs. internet-anchored peers. Strong for orgs with offices in India / APAC where internet quality varies.

Single-vendor SASE — Cato builds their own PoP backbone + integrates SD-WAN, FWaaS, SWG, CASB, ZTNA. Strong fit when the buyer wants one vendor for network + security and a single management plane.

Containerized SSE/SASE — buyers get a dedicated container instance vs. shared multi-tenant gateway. Niche fit when isolation requirements rule out shared-cloud-SWG vendors.

CASB-anchored SASE — Netskope started as the CASB leader and built outward. Best in SaaS-heavy orgs that need granular inline app controls + DLP.

Largest pure-play cloud security gateway. ZIA = secure web/SWG; ZPA = ZTNA; ZDX = digital-experience monitoring. Best fit for org-wide internet-traffic inspection + VPN-replacement at scale.

Concierge MDR — every customer gets a named security operations team. Dominant in NA mid-market for orgs without in-house SOC. Bundles SOC, vulnerability mgmt, awareness training.

Zero-trust-analytics MDR — uses a 'trusted behavior' allow-list to collapse alert noise. NA-anchored; common challenger in TX/SE-US RFPs.

MDR with strong financial-services + law-firm vertical depth. Atlas XDR platform; mean-time-to-contain claim in minutes. Frequent challenger to Arctic Wolf in NA mid-market RFPs.