Insights

Strategic partnerships MasTec has a track record of collaboration with major players and institutions, including a recent partnership with Miami-Dade College and ongoing relationships with AT&T. This suggests there may be opportunities to position SEFNCO as a trusted contractor or technology provider to large enterprise and public-sector clients within MasTec's ecosystem.

Investor relations Frequent leadership changes and investor relations activity, including hires in investor relations and participation in major investor conferences, indicate MasTec is actively communicating finance and project opportunities to the market. This creates potential openings for SEFNCO to offer scalable telecom and expansion services aligned with MasTec growth initiatives.

Expansion momentum MasTec’s involvement in energy, power, renewables, and mining events signals ongoing expansion in infrastructure sectors. SEFNCO could position services around telecoms integration, network build-outs, and field services to support energy projects and related utility deployments.

Key relationship potential AT&T partnership expansion noted in 2024–2025 timelines points to MasTec’s reliance on major telecom clients. SEFNCO could target a value proposition around network engineering, deployment support, and maintenance services to reinforce and extend MasTec’s service offerings with incumbent carriers.

Tech and security readiness MasTec’s tech stack and recent cybersecurity-related breach news highlight the importance of secure, scalable solutions. SEFNCO can explore opportunities in secure project delivery, data protection, and workflow automation to enhance project execution across large telecom builds.

SEFNCO Communications Tech Stack

SEFNCO Communications uses 8 technology products and services including AutoCAD, Dropbox, Microsoft 365, and more. Explore SEFNCO Communications's tech stack below.

Media & News

SEFNCO Communications's Email Address Formats

SEFNCO Communications uses at least 2 format(s):
SEFNCO Communications Email FormatsExamplePercentage
FLast@sefnco.comJDoe@sefnco.com
98%
First@sefnco.comJohn@sefnco.com
1%
FiLast@sefnco.comJoDoe@sefnco.com
1%

Frequently Asked Questions

What is SEFNCO Communications's phone number?

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You can contact SEFNCO Communications's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is SEFNCO Communications's official website and social media links?

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SEFNCO Communications's official website is masteccommunicationsgroup.com and has social profiles on LinkedIn.

How much revenue does SEFNCO Communications generate?

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As of August 2026, SEFNCO Communications's annual revenue is estimated to be $100M - $250M.

What is SEFNCO Communications's SIC code NAICS code?

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SEFNCO Communications's SIC code is 1521 - General Contractors-Single-Family Houses NAICS code is 517 - Telecommunications.

How many employees does SEFNCO Communications have currently?

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As of August 2026, SEFNCO Communications has approximately 266 employees across 3 continents, including North AmericaAfricaOceania. Key team members include Vp Membership/Social: T. B.Director Of Business Intelligence: B. W.Mdu Commercial Wiring Technician: C. G.. Explore SEFNCO Communications's employee directory with LeadIQ.

What industry does SEFNCO Communications belong to?

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SEFNCO Communications operates in the Telecommunications industry.

What technology does SEFNCO Communications use?

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SEFNCO Communications's tech stack includes AutoCADDropboxMicrosoft 365Microsoft IntuneJuniper NetworksServiceNowTrustpilotAdobe Creative Suite.

What is SEFNCO Communications's email format?

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SEFNCO Communications's email format typically follows the pattern of FLast@sefnco.com. Find more SEFNCO Communications email formats with LeadIQ.
SEFNCO Communications logo

SEFNCO Communications

TelecommunicationsWashington, United States201-500 Employees

SEFNCO Communications operates in the telecommunications industry and is based in the United States at 151 Stewart Road Southwest Pacific, Washington 98047. The company has between 201 and 500 employees. Its online presence is hosted at masteccommunicationsgroup.com. The available technology stack includes cloud and web technologies such as Microsoft Azure, Microsoft Azure DNS, React, Bootstrap, Amazon ALB, Google Search Console, GoDaddy, and Trustpilot. No further information on specific products or services beyond the general designation as a telecommunications company is provided in the available data.

Section iconCompany Overview

Phone number
SIC Code
1521 - General Contractors-Single-Family Houses
NAICS Code
517 - Telecommunications
Employees
201-500

Section iconFunding & Financials

  • $100M - $250M

    SEFNCO Communications's revenue is estimated to be in the range of $100M - $250M

Section iconFunding & Financials

  • $100M - $250M

    SEFNCO Communications's revenue is estimated to be in the range of $100M - $250M

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