Insights

Premier NUSO Partner Mastor positions itself as a Premier NUSO partner with design and service capabilities for cloud communications, indicating a sales opportunity to upsell or cross-sell advanced cloud telephony, unified communications, and managed services to potential mid-size clients seeking scalable, provider-backed solutions.

On-Premise Expertise Strong heritage in on-premise telephone systems suggests opportunities with customers still maintaining legacy infrastructure who may be evaluating migration strategies, hybrid deployments, or upgrade paths to modern cloud or hybrid solutions.

Security & Compliance Mastor emphasizes telecommunications and security systems, implying potential for selling security integrations, compliance-driven features, and protective services to clients in regulated industries or with high security requirements.

Sustainability & Ops Recent Ops Bersepadu Khazanah initiative signals an interest in operational efficiency and potentially sustainable or purpose-driven partnerships, opening doors for services aligned with efficiency, asset management, and responsible operations.

Financial Scope With reported revenue in the mid-range of hundreds of millions, Mastor represents a sizeable target for enterprise-level telecom and security solutions, indicating capacity for larger contract opportunities, channel partnerships, and scalable service agreements.

Similar companies to Mastor

Mastor Tech Stack

Mastor uses 8 technology products and services including Cloudflare Web Optimizations, Cloudflare DNS, Twemoji, and more. Explore Mastor's tech stack below.

  • Cloudflare Web Optimizations
    Analytics
  • Cloudflare DNS
    Domain Name Services
  • Twemoji
    Font Scripts
  • Modernizr
    Javascript Libraries
  • Really Simple SSL & Security
    Security
  • HTTP/3
    Web & Portal Technology
  • Google Analytics
    Web Analytics
  • Nginx
    Web Servers

Mastor's Email Address Formats

Mastor uses at least 1 format(s):
Mastor Email FormatsExamplePercentage
FLast@mastor.comJDoe@mastor.com
90%
First@mastor.comJohn@mastor.com
5%
First.Last@mastor.comJohn.Doe@mastor.com
5%

Frequently Asked Questions

What is Mastor's official website and social media links?

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Mastor's official website is mastor.com and has social profiles on LinkedIn.

How much revenue does Mastor generate?

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As of August 2026, Mastor's annual revenue is estimated to be $250M - $500M.

What is Mastor's SIC code NAICS code?

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Mastor's SIC code is 4812 - Radiotelephone Communications NAICS code is 517 - Telecommunications.

How many employees does Mastor have currently?

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As of August 2026, Mastor has approximately 30 employees across 3 continents, including North AmericaAsiaEurope. Key team members include Engineer: K. D.. Explore Mastor's employee directory with LeadIQ.

What industry does Mastor belong to?

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Mastor operates in the Telecommunications industry.

What technology does Mastor use?

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Mastor's tech stack includes Cloudflare Web OptimizationsCloudflare DNSTwemojiModernizrReally Simple SSL & SecurityHTTP/3Google AnalyticsNginx.

What is Mastor's email format?

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Mastor's email format typically follows the pattern of FLast@mastor.com. Find more Mastor email formats with LeadIQ.

When was Mastor founded?

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Mastor was founded in 1991.
Mastor logo

Mastor

TelecommunicationsMissouri, United States11-50 Employees

Mastor operates in the telecommunications sector and serves a range of customers, from small businesses to larger organizations. The company positions itself as a partner, helping clients optimize their telecommunications and security systems through design and ongoing support. As a premier partner with the NUSO network, Mastor designs and supports cloud-based communications solutions, letting customers focus on their core activities rather than system management.

The firm also traces its roots to on-premises telephone systems and maintains a track record of reliable, responsive support. Headquartered in Maryland Heights, Missouri, Mastor has operated for about three decades.

Section iconCompany Overview

Website
mastor.com
SIC Code
4812 - Radiotelephone Communications
NAICS Code
517 - Telecommunications
Founded
1991
Employees
11-50

Section iconFunding & Financials

  • $250M - $500M

    Mastor's revenue is estimated to be in the range of $250M - $500M

Section iconFunding & Financials

  • $250M - $500M

    Mastor's revenue is estimated to be in the range of $250M - $500M

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