What The SIP School does

The SIP School, operated by Vocale Ltd (founded April 2000, headquartered in Birmingham, UK), is a vendor-neutral online training and certification provider for the SIP, Voice and Video over IP, and cloud communications market. Its portfolio comprises three core certification programs — SSCA 'Elite' (the flagship SIP associate credential), Networking 4 VVoIP / SSVVP (foundation networking for voice/video over IP), and SIP & Cloud – Advanced Sales / SSSP (sales and marketing) — delivered through a proprietary HTML5 eLearning and timed online testing engine, with training available in English, German, and Spanish. Certifications are valid for two years and are recognized by BICSI for 20 and 11 CEC credits respectively, and the program holds official endorsement from the Telecommunications Industry Association.

The business generates revenue primarily through per-license training and certification sales priced in USD/GBP/EUR (ranging from $75 for test-only access to $773 for a discounted bundle), with volume pricing for group purchases (5+ seats), enterprise procurement, and channel/reseller relationships (Westcon, Global Knowledge, SoTel Systems, USTelecom, Cisco Learning Network Store). Hands-on lab exercises are enabled through partnerships with OnSIP (which has provisioned over 18,000 SIP addresses to students), TelcoBridges, TransNexus, 3CX, Telnyx, and Anynode. Revenue is supplemented by virtual instructor-led coaching delivered via training partner SDS.

The company is founder-led and bootstrapped, with co-CEOs Graham Francis and Lynda Francis, a small team (1-10 employees), and no disclosed external funding. The customer base spans individual professionals, telecom equipment vendors (Avaya, Mitel, Cisco, Toshiba, Ribbon Communications, AudioCodes), service providers, channel partners, and educational institutions, with nearly 14,000 students and certified professionals cumulatively over its 25-year history. In 2023, Vocale Ltd discontinued its WebRTC School sub-brand to refocus exclusively on SIP-based training.

Name

The SIP School

Legal name

Vocale Limited

Website

https://thesipschool.com

Company type

Private

Founded year

2000

Operating status

Operating

Headcount range

1–10 employees

Short description

The SIP School (Vocale Ltd) is a UK-based, vendor-neutral online training and certification provider for SIP, Voice and Video over IP, and cloud communications, serving individual professionals, telecom equipment vendors, service providers, and channel partners with its SSCA Elite, SSVVP, and SSSP certification programs.

Ownership category

akta.pro rank

Product category

Professional Certification and Training

NAICS

Professional and Management Development Training (611430), Computer Training (611420)

SIC

Services-Educational Services (8200)

akta.pro primary industry

Professional Licensure & Certification Exam Prep (Bar/CPA/NCLEX/PMP, etc.) (EDAGADAD)

akta.pro secondary industry

Software Engineering & Application Development Training (Languages, Frameworks, Testing) (BPAEANAI)

Keywords

• SIP training certification
• VoIP eLearning platform
• VVoIP networking training
• Unified communications certification
• Cloud communications training

Headquarters

HQ city

Birmingham

HQ country

United Kingdom

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B and B2C

Offering type

Software

Cost components

Personnel, Technology or R&D, Operations, Marketing or Sales, Infrastructure

Revenue model

1. Training Program Licenses: Individual and group licenses for online self-paced SIP, VVoIP, and Cloud training programs. Licenses are valid for 12 months from purchase date. Students gain access to training content and optionally certification tests. Volume discounts available for group purchases (5+ seats for invoice/purchase order).
2. Certification Test Access: Standalone certification test licenses (SSCA Elite, SSVVP, SSSP) available for individuals who already have knowledge and only need to take the exam. Each certification license allows up to 3 exam attempts within 12 months. Test-only licenses are non-refundable if a subsequent training-inclusive license is purchased.
3. Bundle Packages: Discounted bundled packages combining multiple training programs and certification tests (e.g., SSCA Elite + Networking 4 VVoIP bundle at approximately 10% off individual prices). These drive higher average order values.
4. Corporate Training & Reporting: Enterprise clients (e.g., Global Knowledge, SoTel Systems, Westcon) procure bulk training licenses for their employees and channel partners. The platform provides reporting functionality to track student progress and completion.
5. Virtual Training Coaching (via SDS Partnership): Virtual instructor-led coaching add-on offered through training partner SDS, charged separately from standard training license purchases on thesipschool.com. Adds a human mentorship layer to the self-paced eLearning.

Pricing tiers

Go-to-market motion4 records

Distribution channels8 records

Marketing channels9 records

Core offering

The SIP School delivers vendor-neutral, self-paced online training programs and timed certification exams for SIP, Voice and Video over IP (VVoIP), and cloud communications professionals. Core offerings include the SSCA® 'Elite' SIP Training + Certification, Networking 4 VVoIP + SSVVP™ Certification, and SIP & Cloud - Advanced Sales + SSSP™ Certification, delivered via an in-house HTML5 eLearning platform with hands-on lab components using real-world tools (Wireshark, softphones, SBCs). Training licenses are sold to individual professionals and corporate clients with group discounts, bundle packages, and channel partner distribution.

Product overview

The SIP School is an online eLearning and certification platform operated by Vocale Ltd, offering vendor-neutral training and certification programs for SIP (Session Initiation Protocol), Voice over IP, Video over IP, and cloud communications. The core portfolio consists of three main certification programs: SSCA 'Elite' (the flagship SIP associate certification), Networking 4 VVoIP (foundation-level networking for voice and video over IP), and SIP & Cloud - Advanced Sales (sales and marketing-focused). Training is delivered exclusively online via HTML5, with all tests conducted online. Access licenses are valid for 12 months from purchase. The company also operates WebRTC School as a sister brand. OnSIP provides SIP address provisioning for student hands-on exercises.

Differentiator

Problem solved

Functional benefit

Products and services

• SSCA® 'Elite' SIP Training + Certification Vendor-neutral SIP (Session Initiation Protocol) certification program with online training modules and a timed online certification test. Covers SIP messaging, servers, security, SIP trunking, ENUM, troubleshooting, SIP in the cloud, VoLTE, SIP in cellular networks, UCaaS, CPaaS, and STIR/SHAKEN. Worth 20 BICSI CEC credits. Certification valid for 2 years. Recognized as the leading SIP certification globally.
• Networking 4 VVoIP + SSVVP™ Certification Foundation-level certification program covering networking fundamentals and how Voice and Video over IP operate across networks. Modules include Ethernet, OSI model, TCP/IP, WANs, DHCP, Wireshark, SNMP, switches/VLANs, routing, wireless, VoIP, video over IP, hosted VoIP, and IPv6. Worth 11 BICSI CEC credits. Recommended as a prerequisite to SSCA 'Elite' SIP training.
• SIP & Cloud - Advanced Sales Training + SSSP™ Certification Sales and marketing-focused training program covering the UC, Hosted PBX, and SIP trunking marketplace, service development and management, and selling strategies. Includes GDPR, HIPAA, SD-WAN, CPaaS, and API content. Designed for manufacturers, service providers, carriers, and sales/marketing personnel. Certification valid for 2 years; passing the test extends training access by 1 year.
• WebRTC School (Sister Brand) A companion training platform (sister site to The SIP School) also owned by Vocale Ltd, focused on WebRTC technology. Programs include the WebRTC School Qualified Integrator (WSQI) certification. WebRTC Developer (WSQD) program has been discontinued.

Quantifiable outcome

• Nearly 14,000 certified/enrolled professionals globally
• +5 more outcomes

Named customers15 records

Segments5 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration2 records

Feature6 records

Partnerships

25 partnerships are on record, tiered core and minor.

• MitelcoreStrategic or Co-development PartnerMitel Education Services formally endorses and supports The SIP School and the SSCA certification. Mitel is a major IP PBX and unified communications manufacturer, and this endorsement is prominently featured on The SIP School's homepage as a key credibility signal.
• ToshibacoreStrategic or Co-development PartnerToshiba provides a public endorsement of the SSCA as the leading SIP certification. Toshiba's telecom division works with The SIP School to ensure their channel partners have access to quality SIP training.
• AvayacoreStrategic or Co-development PartnerAvaya's DevConnect program includes The SIP School as an authorized training partner. Avaya uses SSCA certification to validate SIP competency among its engineers and dealer channel. The SIP School announced the 1,000th SSCA recipient who was an Avaya Technical Manager in 2012.
• OnSIP (Junction Networks)coreTechnology or IntegrationOnSIP provides SIP service infrastructure for The SIP School's training labs, provisioning over 18,000 SIP addresses to students and supporting over 10,000 minutes of test calls. OnSIP's API is used to automatically provision SIP accounts for students when they purchase training. The partnership enables hands-on SIP learning without additional cost to students.
• Telecommunications Industry Association (TIA)coreStrategic or Co-development PartnerThe TIA officially endorsed The SIP School as the provider of choice for SIP training and certification. This is the highest-level industry endorsement, positioning the SSCA as a TIA-recognized standard in the telecommunications industry.
• BICSIcoreStrategic or Co-development PartnerBICSI formally recognizes the SSCA Elite (20 CEC credits) and SSVVP (11 CEC credits) certifications for Continuing Education Credits toward BICSI professional credentials. BICSI events (e.g., Fall Conference) are promoted on The SIP School's events page.
• USTelecomcoreChannel Partner/ Reseller/ DistributorUSTelecom is a major US broadband industry trade association. Through the partnership, USTelecom members receive a 10% discount on all SIP School training and certifications. USTelecom promotes The SIP School as part of its professional development offerings.
• SIP ForumminorStrategic or Co-development PartnerSIP Forum is a standards and interoperability organization for the SIP industry. Alan B. Johnston, a co-author of the SIP specification and IETF RFCs, serves on the SIP Forum board of directors and co-developed content for The SIP School's WebRTC Integrator program.
• INCOMPASminorChannel Partner/ Reseller/ DistributorINCOMPAS is a trade association representing competitive broadband providers. Listed as an association partner on The SIP School's associations page. INCOMPAS organizes the annual Incompas Show where The SIP School is a participant.
• Comms Council UKminorChannel Partner/ Reseller/ DistributorComms Council UK (formerly ITSPA) is a UK trade association for internet telecoms service providers. Listed as an association partner supporting The SIP School's industry recognition in the UK market.
• The ITPminorChannel Partner/ Reseller/ DistributorListed as an association partner. The ITP (Institute of Telecommunications Professionals) is a UK professional body for telecommunications professionals.
• Telecom ResellerminorGTM or Marketing PartnerTelecom Reseller is a media partner providing news, white papers, surveys, and event information on UC, UCaas, Collaboration, and Mobility. Creates daily and weekly bulletins in partnership with The SIP School.
• No JitterminorGTM or Marketing PartnerNo Jitter is a media partner providing daily commentary on enterprise IP telephony, UC, and converged networking. Produced by the same team behind Enterprise Connect conference. SIP School content and endorsements are featured.
• WebtorialsminorGTM or Marketing PartnerWebtorials hosts a microsite for The SIP School to register for training demos and view course outlines. Also serves as an outlet for the annual SIP Survey, amplifying thought leadership content.
• Channel FuturesminorGTM or Marketing PartnerChannel Futures is a media partner covering the channel ecosystem. Promotes SIP School training and certification to its audience of channel partners and VARs.
• Channel Partners Conference & ExpominorGTM or Marketing PartnerChannel Partners Conference & Expo is a media/event partner. The SIP School participates as an exhibitor and presenter at this annual channel-focused event.
• Eastern Management GroupminorGTM or Marketing PartnerEastern Management Group is a media partner providing research and thought leadership content on telecommunications and UC markets.
• AudioCodesminorStrategic or Co-development PartnerAudioCodes is a major manufacturer of VoIP voice processing products. Alan Percy (Director of Market Development) has provided a recommendation for The SIP School's training, endorsing it for getting customers and partners started with SIP education.
• CiscocoreChannel Partner/ Reseller/ DistributorThe SIP School is a Cisco Authorized Supplier listed on the Cisco Learning Network Store. This positions its SIP training and SSCA certification within Cisco's official training ecosystem, reaching Cisco's global partner network.
• Westcon GroupcoreChannel Partner/ Reseller/ DistributorWestcon Group (UK and USA) resells The SIP School's training and certification products to VARs and resellers, with particular strength in Avaya's distribution channel. One of the earliest and most significant channel partnerships.
• SoTel SystemsminorChannel Partner/ Reseller/ DistributorSoTel Systems (Saint Louis, Missouri) offers SIP School training and certification to its SIP service agency channel and VARs in the US, integrating it into their SIP trunking service offering.
• Global KnowledgeminorChannel Partner/ Reseller/ DistributorGlobal Knowledge, a major IT and telecommunications training provider in the UK, distributes SIP School training and certification programs. Global Knowledge procures SIP training licenses on behalf of corporate clients and manages delegate access.
• TeleMatrixminorChannel Partner/ Reseller/ DistributorTeleMatrix (Colorado-based telephone equipment manufacturer) offers The SIP School's SSCA certification to its dealer channel via a customized web portal, combining SIP training with TeleMatrix's IP Configuration Tool training.
• BlogGeek.me / webrtccourse.comminorChannel Partner/ Reseller/ DistributorBlogGeek.me is The SIP School's WebRTC training partner, offering a complete suite of WebRTC training programs through webrtccourse.com. SIP School provides a 15% discount referral for students interested in WebRTC training.
• SDS (Virtual Training Coaching)minorChannel Partner/ Reseller/ DistributorSDS is The SIP School's only virtual training partner, providing live instructor-led coaching and exam preparation assistance as an add-on to standard training licenses. Virtual assistance is available 9am-8pm Eastern Standard Time. SDS pricing is separate from SIP School training license purchases.

Scale indicators11 records

Recent moves6 records

Expansion highlights4 records

Market position

Competitive moat5 records

Key risks5 records

Key highlights5 records

Customer concentration

• Xx.com/MrSIP
• Facebookfacebook.com/thesipschool
• LinkedInlinkedin.com/company/2990882

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles7 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about The SIP School