C1
www.onec1.com
- Last checked
- 1 Sept 2026
- Sources
- 7
- Evidence confidence
- Medium
Product media
Buyer notes
What to know about C1
C1 is positioned as a partner for enterprise modernization that blends managed services, professional delivery and advisory engagement to deploy communications, infrastructure and security at scale. Buyers looking for a single vendor to centralize data (C1 Fabric), apply AI automations (C1 Elly) and operate managed cybersecurity and physical security will find C1’s service-led approach relevant. C1 emphasizes compliance support (GDPR, HIPAA, PCI DSS) and continuous monitoring, which helps regulated organizations.
- Best for
- Best-fit buyer: large, multi-site enterprises seeking managed, vendor-led modernization for communications, security and infrastructure
- Known strength
- broad end-to-end IT services
Strengths
- broad end-to-end IT services
- cloud infrastructure and migration expertise
- cybersecurity expertise
- proactive monitoring and centralized management
- improved network stability and visibility
Fit considerations
- resolving complex/broad-scope issues can require coordination across multiple specialized team members
- support responses can sometimes be delayed or require escalation
- upstream vendor outages may involve limited communication and need escalation
- service expertise can be costly
- project delivery or troubleshooting may be slower or difficult initially
Questions to ask
- How well does C1 match your busiest visitor, contractor, or reception workflow?
- Which locations, teams, and visitor types should be included in the first rollout?
- What reporting, notifications, and emergency workflows matter most for your sites?
Implementation notes
- Expect a services-led rollout using advisory and professional services; plan for stakeholder workshops and discovery to align infrastructure and security integrations
Scoring criteria
How C1 scores
Every system is scored against the same published-data criteria. Public scores are intended as comparison prompts alongside your own procurement needs.
Customer review sentiment
4. 3/5 from 24 published reviews across 2 sources, with 72 stored feedback themes
18 point weighting · 24 reviews across review sourcesVisitor and contractor workflows
4 visitor, contractor, badge, host, delivery, identity, and QR workflow signals
10 point weighting · Published vendor and profile signalsEvacuation management
No evacuation management evidence captured
7 point weighting · Published vendor and profile signalsAdvanced reporting
2 reporting, analytics, audit, export, or visitor-history signals
7 point weighting · Published vendor and profile signalsPublished feature breadth
8 documented capabilities
10 point weighting · Published vendor and profile signalsMobile and kiosk flexibility
No public evidence captured yet
8 point weighting · Published vendor and profile signalsOngoing free access
No public evidence captured yet
6 point weighting · Published vendor and profile signalsDeployment and integrations
3 published deployment and integration options
7 point weighting · Published vendor and profile signalsIndustry coverage
13 documented sectors
5 point weighting · Published vendor and profile signalsSource coverage
7 vendor pages analysed, 2 review sources captured
5 point weighting · 7 source pages analysedVisitor management focus
80% fit against visitor-management-specific positioning signals
5 point weighting · Published vendor and profile signalsAccess-control integrations
1 access-control integration signal
5 point weighting · Published vendor and profile signalsRegional hosting and data residency
No public evidence captured yet
3 point weighting · Published vendor and profile signalsPricing transparency
No public evidence captured yet
4 point weighting · Published vendor and profile signalsA lower score can mean the directory found less public evidence, not that a product cannot support the workflow. Use these criteria as shortlist prompts alongside your own procurement needs.
Overview
C1 is a services-led technology provider delivering integrated communications, infrastructure and security solutions for enterprises. Its offerings include AI-powered automation (C1 Elly), UCaaS/CCaaS, enterprise networking and managed cybersecurity plus physical security integration.
C1 emphasises managed, professional and advisory services to simplify rollouts, centralise data (C1 Fabric) and provide continuous monitoring, reporting and compliance support for regulations such as GDPR, HIPAA and PCI DSS.
The company positions itself for large, multi-site organizations seeking vendor-managed modernization across cloud, hybrid and on-prem environments. com overview, communications, security, infrastructure, about-us).
Best for
- Enterprises seeking managed communications modernization (UCaaS/CCaaS)
- Organizations needing integrated cybersecurity and physical security managed services
- IT teams wanting advisory and professional services for infrastructure modernization
- Enterprises adopting AI automations or generative AI pilots (C1 Elly)
- Organizations requiring compliance support and audit readiness
Target industries
Key capabilities
Physical security integration
Integrates surveillance, access control and monitoring into unified physical security solutions
Compliance support and reporting
Tailored compliance assistance with reporting and audit readiness, citing GDPR, HIPAA and PCI DSS
AI-powered automations (C1 Elly)
Managed generative AI platform to activate enterprise data and accelerate automation projects
Unified communications (UCaaS) and CCaaS
Cloud-based voice, video, chat and contact center services to modernize employee and customer communications
Managed cybersecurity
24/7 monitoring, threat detection and incident response as managed services
C1 Fabric (data integration)
Centralizes, normalizes and cleanses enterprise data to enable analytics and AI automations
Professional, advisory and managed services
Advisory, professional and managed engagement models to deliver and operate solutions
Infrastructure modernization
Enterprise networking and modern infrastructure services to improve resilience and scalability
Comparison data
Published signals used in the Overall Score ranking.
- Deployment complexity
- Enterprise rollout
Customer review summary
What users like
- Helpful support
- Useful reporting
- Proactive monitoring and centralized management
- Vendor-neutral and flexible solutions
- Broad end-to-end IT services
- Centralized management and improved network visibility
What users dislike
- Pricing concerns
- Service expertise can be costly
- Limited reporting
- Project delivery and troubleshooting may be slower in some cases
- Project delivery or troubleshooting may be slower or difficult initially
- Reliability or performance issues
Review sources
Deployment & integrations
- Managed and services-led rollouts via Advisory, Professional and Managed service engagements
- Payment solutions, CRM systems, data stores, single sign-on (explicit examples)
- Technology partner ecosystem (300+ partnerships mentioned)
Security, compliance & support
- Compliance support and audit readiness with explicit references to GDPR, HIPAA and PCI DSS
- 24/7 managed threat detection and incident response
- Integration of physical security (surveillance, access control) with cybersecurity
- Zero Trust-aligned security and risk management referenced in company overview
- Advisory services for strategy and discovery
