What technologies does C4 Communications use?

C4 Communications uses Outlook, Hubspot, Mobile Friendly, Google Tag Manager, Avaya. View their full technology stack — including all 6 detected tools — on StackWho.

Who is the Founder & President of C4 Communications?

Colombo Disalvatore is the Founder & President at C4 Communications. Get verified contact information on StackWho.

Where is C4 Communications located?

C4 Communications is based in Manchester, Connecticut, United States.

C4 Communications

c4communications.com

telecommunications

c4communications.com

Manchester, Connecticut, United States

11-50 employees

LinkedIn Profile

About C4 Communications

telecommunications consulting, hosted voip, mpls, data center service, sip, colocation, private & public cloud, internet, mobility services, network management, personalized consulting, cyber security, managed services, computer systems design and related services, it support, it consulting, data center services, provider partnerships, contact center, industry-specific solutions

C4 Communications's Tech Stack

Decision Makers at C4 Communications

1 contact

Colombo Disalvatore

Founder & President

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6 technologies detected · 1 decision maker · Emails available

Sales Outreach Angle

HubSpot users typically run inbound-led sales motions. Products that integrate with HubSpot (email automation, CRM enrichment, ABM platforms) are natural fits.

C4 Communications's Position in the StackWho Database

• C4 Communications is 1 of 6,980 telecommunications companies tracked in StackWho.
• 6,918 telecommunications companies in our database have verified decision-maker emails (99% of the cohort).
• 2,639 companies in Connecticut are in the StackWho database.
• 2,638 telecommunications companies are in the 11-50 employee range (same size as C4 Communications).

Technology detection from public web signals. Decision-maker contacts compiled from LinkedIn public profiles, company filings, and verified outbound testing. Methodology & sources · Updated July 2026.

Frequently Asked Questions

What technology does C4 Communications use?

C4 Communications uses Outlook, Hubspot, Mobile Friendly, Google Tag Manager, Avaya, Android. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at C4 Communications?

StackWho has verified email addresses for 1 decision maker at C4 Communications. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach C4 Communications directly for sales, recruiting, or partnerships.

What industry is C4 Communications in?

C4 Communications operates in the telecommunications industry, headquartered in Manchester, Connecticut, United States. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export C4 Communications's contact data?

Yes. StackWho Pro members can export decision maker contact data for C4 Communications and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.