Top VoIP Companies in England
SelectedFirms reviews agencies and verifies client feedback to support informed decisions. [How SelectedFirms Ensures Trust]
Explore Reviewed VoIP Companies in England — Find Skilled VoIP Professionals for Your Project
Certain agencies may be featured through sponsored placements. Rankings and SF Scores remain unbiased and are based solely on our evaluation methodology.
6 Companies
Filter by
-
UK
-
England
38
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Simplifying Communication
Acefone has been serving the international communications space, catering to startups, SMBs and enterprises. Over the years, we have aided over 5,000+ global businesses improve their communication systems. Our cloud communication suite Ace-X comprises VoIP phone services, contact center solutions, APIs, video conferencing, WhatsApp messaging and much more. With it, you can; Transfer calls to another party using call transferring, call forwarding, etc. Conduct virtual meetings, collaborative discussions, or group conversations easily and efficiently with Call Conference. Keep a record of all your incoming and outgoing calls with Call Detail Records (CDR). Gain seamless access to both your mobile contacts and portal contacts with our Contacts feature. Establish instant communication with specific contacts with Click-to-call. With 55+ features and industry leading CRM integrations, the Ace-X suite helps you boost your business communication while improving customer experience, retention and lead generation.
View Acefone ProfileN/A
$0+
500 - 1,000
Saint Albans, UK
33
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Lyon is a specialist IT and technology services provider for London's creative industry.
Lyon is a specialist IT and technology services provider for London's creative industry. With years of experience, we tackle complex security and technology challenges swiftly and efficiently. Our comprehensive services include IT support, disaster recovery, business continuity, IT governance, cloud services, and advanced cybersecurity. Our team of certified engineers is equipped to handle a wide range of IT needs, from office-to-home working transitions to data security concerns and everyday technical issues. We transform your IT experience, ensuring seamless infrastructure at every level. By partnering with Lyon, you'll enhance your efficiency, security, and ultimately, your creative potential.
View Lyon Profile$150-$199/hr
$25,000 - $25,000
10 - 49
London, UK
30
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
AI-powered Unified Communications Platform
Elisha Telecom is a leading provider of Unified Communications solutions, specializing in AI-powered communications platforms. With headquarters in London and a presence in Metro Manila, the company has been at the forefront of innovation since 2006. The company developed ETPBX, a pioneering hosted UC platform, in 2006. Since then, it has continuously updated and integrated with third-party systems. Elisha Telecom has a diverse global client base, including Fortune 500 companies, international non-profits, universities, financial institutions, government organizations, and small and medium-sized businesses. The company's reputation as a pioneer in unified communications has attracted a wide range of clients with unique communication requirements.
View Elisha Telecom Ltd. ProfileN/A
$1,000+
50 - 249
London, UK
Verified Client Review
AI Development Consulting for Global Insurance Company
Reviewed by: David Fineberg, Head of Claims View all 1 Reviews28
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
All-in-One Business Connectivity & Security Solutions
To unite some of the most skilled and seasoned telecom workers in the UK, Amvia was established. Because telecom companies aren't typically customer-focused or responsive, we wanted to change that. We have seen incredible progress since then. Despite handling billions of data packets per day, our primary goal is still to satisfy our clients.
View Amvia Profile< $25/hr
$1,000+
10 - 49
Sheffield, UK
22
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
We step in when others stop
As a leading technology force, IT AND GENERAL is committed to creating outstanding digital solutions. With more than 20 years of experience, we have refined our skills in offering cutting-edge IT services, including development, support, and consulting. Our steadfast dedication to innovation has enabled us to cater to a wide range of customers in sectors such as government, healthcare, and finance. We thrive on converting complex problems into efficient software solutions, and our roots lie in a customer-centric mindset. Our team of seasoned specialists ensures that every endeavor represents our hallmark of excellence by bringing forth a harmonious mix of technical prowess and creativity.
View IT AND GENERAL Profile$100-$149/hr
$1,000+
2 - 9
London, UK
22
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Sereno IT Support
People are the center of IT support at Sereno. In addition to offering technology insight and consulting to help your organization succeed, our people-centric strategy guarantees that we consistently provide flawless customer service. We are inspired by the ways that proactive, well-chosen IT guidance benefits both of us and enables us to forge a genuinely cohesive technological alliance.
View Sereno IT Support ProfileN/A
$1,000+
10 - 49
London, UK
Why Companies Trust SelectedFirms?
SelectedFirms bridges the gap between businesses and digital service providers as a trusted B2B research and listing platform. With the trust of 14,000+ companies and a growing community of 1M+ users, we empower businesses with reliable insights to make confident decisions.
Human-verified companies
We manually review companies to ensure they meet our quality standards before they appear on the platform.
Research-driven rankings
We rank companies using a clear ranking methodology based on real client feedback, expertise, market credibility, and how well teams execute — not hype.
Always up-to-date insights
We regularly refresh listings with new reviews, portfolio updates, and market changes to keep decisions relevant.
Verified credibility signals
From verified badges to editorial reviews, we highlight companies that show real commitment to quality and transparency.