Best Telecom Infrastructure Companies in Massachusetts, United States
The 40 best Telecom Infrastructure companies in Massachusetts, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Seaborn Networks.
Ranked: Best Telecom Infrastructure companies in Massachusetts
| # | Company | Disclosed funding | Last round | Stage | Founder | Founded | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Seaborn Networks Developer and operator of submarine communications cables | $252M | 127 mo ago | Series D | — | 2011 | — | — | — |
| 2 | Conversent Limited information available | $229M | 256 mo ago | Acquired | Robert Shanahan CEO & President | 1998 | — | — | — |
| 3 | Optasite Provider of wireless network engineering and installation services | $85M | 245 mo ago | Series C | — | 1995 | — | — | — |
| 4 | CTI Towers Provider of cell tower lease buyouts and asset management | $50M | 109 mo ago | Acquired | — | 2011 | — | — | — |
| 5 | Airwide Solutions Provider of comprehensive aviation software and consulting services | $39M | 208 mo ago | Acquired | — | 2004 | — | — | — |
| 6 | iTeam Networking and communication installation services provider | $6M | 116 mo ago | Seed | — | 2004 | — | — | — |
| 7 | Abside Networks Provider of network telecommunication infrastructure services | $3M | 17 mo ago | Seed | Laurent Perraud CEO | 2012 | Node.jsUbuntustyled-components+9 | — | — |
| 8 | 382 Communications Corporation Provider of cloud-ready telephony and global communication services | $2M | 176 mo ago | Funding Raised | Dan Koch CEO | 2010 | Wix eCommerceWixSentry+14 | — | — |
| 9 | TowerNorth Provider of wireless telecommunication infrastructures | — | 35 mo ago | Late Stage | — | 2012 | — | — | — |
| 10 | American Tower Provider of wireless communications infrastructure | — | 44 mo ago | Public | Steve Vondran CEO & President | 1994 | DrupalApple iCloud MailMicrosoft 365+29 | — | — |
Top 12 Telecom Infrastructure companies in Massachusetts
#1
Seed · Concord, Massachusetts · founded 2012 · 13 employees$3.1Mraised▾
Provider of network telecommunication infrastructure services
- Apr 2025Seed$175.8K
- Jan 2025Grant (prize money)$46.8M
- Apr 2024Seed$1.1M
- Jun 2023Seed$2M
#2
Series D · Beverly, Massachusetts · founded 2011 · 48 employees$251.8Mraised▾
Developer and operator of submarine communications cables
- Jan 2016Series D$233M
- Jan 2016Conventional Debt$267M
- Sep 2015Series A$2.2M
- Jan 2015Series A—
#3
Acquired · Marlborough, Massachusetts · founded 1998$229Mraised▾
Limited information available
#4
Series C · Westborough, Massachusetts · founded 1995 · 35 employees$85Mraised▾
Owner and operator of tower sites intended to help customers deploy emerging wireless technologies. The company offers various services including site leasing and colocation, tower acquisition, and site development services, thereby enabling public safety organizations and private enterprises to expand their networks.
#5
Acquired · Franklin, Massachusetts · founded 2011 · 29 employees$50Mraised▾
Provider of cell tower lease buyouts and asset management. This company facilitates the sale of cell tower leases and manages wireless infrastructure assets. They work with tower owners, leaseholders, and wireless carriers to optimize the value of these assets through lease buyouts, colocation, and relocation opportunities. The company also offers partnership opportunities for brokers and other industry players. They handle all lease renewals and negotiations, providing a streamlined solution for owners seeking to monetize their assets. The process involves acquiring easements, not the underlying property itself, allowing owners to retain ownership while receiving a lump-sum payment for the lease rights.
- Jul 2017Conventional Debt$20M
- Oct 2013Venture Debt$30M
#6
Acquired · Burlington, Massachusetts · founded 2004 · 15 employees$38.8Mraised▾
Provider of comprehensive aviation software and consulting services. This entity offers a suite of software solutions designed to streamline various aspects of aviation operations. These solutions may include, but are not limited to, flight planning, crew management, maintenance tracking, and regulatory compliance tools. In addition to software, the company provides consulting services to help aviation businesses improve efficiency, optimize processes, and meet industry standards. The consulting services may encompass areas such as operational analysis, safety management system implementation, and regulatory compliance support. The goal is to provide clients with the tools and expertise needed to enhance their operational performance and overall success within the aviation sector.
- Apr 2009Series E$7.6M
- Jan 2006Series D$25M
- Nov 2004Series C$6.2M
#7
Seed · Westford, Massachusetts · founded 2004 · 39 employees$5.9Mraised▾
iTeam provides networking and communication (VoIP) installation services to the enterprise customers having multiple locations. It markets its services as Service-as-a-Product (SaaP). Its services include on-site installation & support, site readiness, site surveys, lifecycle technologies, and digital signage. Its platform (iPlatform) optimises the connection of buyers to technicians with specific pre-engineered services. Cherrystone made the investment in the company in 2008.
- Dec 2016Conventional Debt$3.1M
- Mar 2012Seed$692K
- Jan 2011Seed$564K
- Jun 2010Seed$650K
#8
Funding Raised · Quincy, Massachusetts · founded 2010 · 14 employees$1.6Mraised▾
Provider of cloud-ready telephony and global communication services. This company offers a suite of communication solutions including call termination, messaging services (local and toll-free numbers), and a bring-your-own-carrier (BYOC) option. They provide phone number ordering, porting, and provisioning, focusing on cost-effective, high-quality voice services. The company manages its own switching infrastructure and operates a 24/7 support center. Their services are designed for enterprise clients needing scalable and customized solutions.
- Dec 2011Venture Debt$1.6M
#9
Late Stage · Bridgewater, Massachusetts · founded 2012 · 13 employees—raised▾
Provider of wireless telecommunication infrastructures
- Oct 2023PE—
#10
Public · Boston, Massachusetts · founded 1994 · 5643 employees—raised▾
Provider of wireless communications infrastructure. It is a provider of digital communications infrastructure, offering solutions and services to deploy and support wireless networks. The companys portfolio includes data centers, interconnectivity solutions, and distributed land for data center development.
#11
Late Stage · Raynham, Massachusetts · founded 2006 · 353 employees—raised▾
Provider of turnkey critical infrastructure services for wireless and wireline networks. This includes design, build, and maintenance services across various industries. Specific services encompass wireless, wireline, fiber optics, data centers, in-building cellular systems, public safety systems, and EV charging infrastructure. The company offers end-to-end support, from site acquisition and engineering to construction and long-term maintenance. They prioritize safety and code compliance, ensuring quality and performance throughout the process.
- Jan 2022PE—
- Apr 2019Conventional Debt—
- Sep 2017PE—
#12
Late Stage · Marlborough, Massachusetts · founded 1990 · 261 employees—raised▾
Provider of DAS and small cell for wireless telecommunication
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Telecom Infrastructure coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
Common questions
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