Insights

Enterprise Carrier Scope CornerStone operates as a versatile telecommunications provider with experience across multiple carriers and UCaaS solutions, presenting a sales opportunity to position them as a value-added partner capable of consolidating data, voice, and networking services for mid-market and enterprise clients.

Broad Geographic Reach With customers across the US, Central America, Europe, and Asia, there is potential to upsell cross-border data and connectivity services, managed WAN, and global UCaaS deployments for multinational clients seeking unified support.

Legacy and Modern Tech Longstanding Cisco, HP networking and ShoreTel/Mitel/UCaaS experience indicates a strong foundation for network modernization, security hardening, and cloud-based communications upgrades for existing clients.

Reliability and Support A focus on top-tier reliability and responsive issue troubleshooting suggests opportunities to offer proactive managed services, SLA-based monitoring, and 24/7 support bundles to reduce client downtime and service disruption.

Midmarket Growth Opportunity With 11-50 employees and revenue in the 1M–10M range, CornerStone targets small to midsize organizations that may need scalable connectivity, hosted voice, and UCaaS integration, making a strong case for bundled network, security, and communications packages.

Similar companies to CornerStone Communications Inc.

CornerStone Communications Inc. Tech Stack

CornerStone Communications Inc. uses 8 technology products and services including Cloudflare, MySQL, oEmbed, and more. Explore CornerStone Communications Inc.'s tech stack below.

Cloudflare
Content Management System
MySQL
Database
oEmbed
Dev Tools
jQuery
Javascript Libraries
Yoast SEO
Search Engines
HSTS
Security
Akismet
Web Platform Extensions
FitVids.js
Web Tools And Plugins

Media & News

CornerStone Communications Inc.'s Email Address Formats

CornerStone Communications Inc. uses at least 1 format(s):

CornerStone Communications Inc. Email Formats	Example	Percentage
FLast@cornerstonecomm.net	JDoe@cornerstonecomm.net	65%
First.Last@cornerstonecomm.net	John.Doe@cornerstonecomm.net	15%
First@cornerstonecomm.net	John@cornerstonecomm.net	10%
Last@cornerstonecomm.net	Doe@cornerstonecomm.net	10%

Frequently Asked Questions

Where is CornerStone Communications Inc.'s headquarters located?

CornerStone Communications Inc.'s main headquarters is located at Big Bend, Wisconsin 53103 United States. The company has employees across 1 continents, including North America.

What is CornerStone Communications Inc.'s phone number?

You can contact CornerStone Communications Inc.'s main corporate office by phone at

+1-262-910-****

. 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 CornerStone Communications Inc.'s official website and social media links?

CornerStone Communications Inc.'s official website is cornerstonecomm.net and has social profiles on LinkedIn.

What is CornerStone Communications Inc.'s NAICS code?

CornerStone Communications Inc.'s NAICS code is 517 - Telecommunications.

How many employees does CornerStone Communications Inc. have currently?

As of June 2026, CornerStone Communications Inc. has approximately 11 employees across 1 continents, including North America. Key team members include President: C. S.Owner: R. A.Director Of Operations: A. D.. Explore CornerStone Communications Inc.'s employee directory with LeadIQ.

What industry does CornerStone Communications Inc. belong to?

CornerStone Communications Inc. operates in the Telecommunications industry.

What technology does CornerStone Communications Inc. use?

CornerStone Communications Inc.'s tech stack includes CloudflareMySQLoEmbedjQueryYoast SEOHSTSAkismetFitVids.js.

What is CornerStone Communications Inc.'s email format?

CornerStone Communications Inc.'s email format typically follows the pattern of FLast@cornerstonecomm.net. Find more CornerStone Communications Inc. email formats with LeadIQ.

When was CornerStone Communications Inc. founded?

CornerStone Communications Inc. was founded in 1998.

CornerStone Communications Inc.

Q: What technology does CornerStone Communications Inc. use?

CornerStone Communications Inc.'s tech stack includes X-Content-Type-Options, Fastly, jQuery Migrate, Google Tag Manager, Shopify.

Q: What is CornerStone Communications Inc.'s NAICS code?

CornerStone Communications Inc.'s NAICS code is 517 (Telecommunications).

TelecommunicationsWisconsin, United States11-50 Employees

CornerStone Communications Inc. is a telecommunications company based in Big Bend, Wisconsin, founded in May 1998. It began as one of the first AT&T channel partners and has since grown into a small to mid-sized firm that supports a broad range of internet carriers.

Over time, CornerStone broadened its offerings to include networking equipment support starting in 2002, then ShoreTel/Mitel premise phone systems in 2007, and UCaaS solutions such as RingCentral in 2017. It serves customers across the US, Central America, Europe, and Asia, prioritizing reliability in data, networking, and communications. The company collaborates with major carrier brands and UCaaS providers to meet data, voice, and connectivity needs.