What Andrews & Arnold does

Andrews & Arnold Ltd (trading as A&A and AAISP) is a UK-based, founder-owned Internet service provider incorporated as a private limited company and headquartered in Bracknell, United Kingdom, founded in 1996-1997. The company provides broadband connectivity (Home::1, SoHo::1, L2TP handover, bonded lines), Ethernet leased lines, VoIP telephony, mobile voice via its proprietary SIP2SIM SIM/eSIM service, fixed-IP 4G/5G Data SIMs, domain/email/web hosting, and custom SIM card branding for corporate and wholesale customers. Its core technology stack is differentiated by SIP2SIM, a registered trademark that registers a standard mobile phone as a SIP endpoint over 4G/5G VoLTE on the EE network, and by FireBrick, an in-house designed and manufactured line of SoHo and ISP-grade routers that A&A both deploys on its own network and resells to customers.

A&A operates a horizontal segmentation strategy targeting home users, small office/home office (SoHo) customers, and enterprise/business customers, delivered via direct-to-consumer channels: self-serve online ordering (order.aa.net.uk), phone sales, live chat, and an IRC community channel. Revenue is generated almost entirely through recurring subscriptions (broadband, VoIP, SIP2SIM, Data SIM rentals, Ethernet) supplemented by usage-based charges (per-megabyte data at 1.75p+VAT/MB, per-message SMS at 2-3.6p+VAT) and one-off hardware/printing sales (SIM cards, custom SIM branding, accessories). The company emphasizes UK-based expert support, owned network capacity to avoid 'evening slowdown', and real Internet with fixed public IPv4 addresses and IPv6 support without NAT.

A&A is not venture-backed and has not disclosed any institutional funding, parent company, or acquisition activity. The business has been deliberately kept small (1-10 employees) over its 29-year history, with reputational signals including nearly 500 ISPreview customer reviews and over 500 TrustPilot reviews. Network partnerships include EE for SIP2SIM and Three UK plus Bluewave (Isle of Man) for Data SIMs; mobile data on Bluewave's native Isle of Man network roams onto Three in the rest of the UK at no extra cost.

Name

Andrews & Arnold

Legal name

Andrews & Arnold Ltd

Website

https://aa.net.uk

Company type

Private

Founded year

1996

Operating status

Operating

Headcount range

1–10 employees

Short description

Andrews & Arnold is a UK-based, founder-owned Internet service provider offering broadband, VoIP, proprietary SIP2SIM mobile-VoIP, fixed-IP 4G/5G data SIMs, Ethernet, and in-house FireBrick routers to home, SoHo, and small business customers.

Ownership category

akta.pro rank

Product category

Internet and Telecommunications Services

akta.pro primary industry

Residential/Broadband ISPs (Consumer Internet) (HDAIADAA)

akta.pro secondary industry

Fiber ISPs (FTTH/FTTP Retail Providers) (HDAIADAE)

Keywords

• UK broadband internet
• VoIP telephony services
• SIP2SIM mobile voice
• Fixed IP data SIMs
• Ethernet leased lines

Headquarters

HQ city

Bracknell

HQ country

United Kingdom

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B and B2C

Offering type

Services

Cost components

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

Revenue model

1. Broadband Services: Recurring subscription revenue from broadband Internet connectivity services for home and business customers. Includes various speed tiers and connection types.
2. SIP2SIM Services: Monthly subscription for SIM/eSIM voice services with optional data packages. Revenue from SIM card sales, monthly fees, and usage charges for calls/texts outside included allowances.
3. Data SIM Services: One-time SIM card purchase plus monthly rental and per-megabyte usage charges. No minimum term, pay-for-what-you-use model.
4. Data Usage: Usage-based charges for mobile data at 1.75p+VAT per megabyte for data SIMs.
5. Text Messaging: Charges for sending text messages: 3.6p+VAT per message part for VoIP numbers, 2p+VAT per SMS for SIP2SIM.
6. VoIP Services: VoIP number rental, call charges, and associated telephony features.
7. Ethernet Services: Business Ethernet connectivity services for dedicated high-capacity connections.
8. SIM Card Printing/Branding: Custom SIM card printing services for corporate customers with branding options.

Pricing tiers

Go-to-market motion1 record

Distribution channels4 records

Marketing channels6 records

Core offering

Andrews & Arnold (A&A) is a UK Internet Service Provider delivering broadband (Home::1, SoHo::1, L2TP, bonded lines), VoIP telephony, SIP2SIM mobile voice-over-cellular, fixed-IP 4G/5G Data SIMs, Ethernet leased lines, custom SIM branding and SMS services. The company also designs and manufactures its own FireBrick routers and provides DNS/email/web hosting. Services are sold via subscription, usage-based and one-time hardware fees to home, SoHo and business customers across the United Kingdom.

Product overview

Andrews & Arnold (A&A / AAISP) is a UK ISP operating for over 29 years, offering a portfolio of connectivity and telecommunications products. The core offering comprises broadband services (Home::1, SoHo::1, L2TP handover, bonding), VoIP telephony (landline and 07 mobile numbers with call recording, IVR, ring groups, and SIP trunks), mobile services via SIP2SIM (a SIP-over-cellular SIM/eSIM using VoLTE), and Fixed IP Data SIMs for IoT and backup connectivity. A&A also designs and manufactures its own FireBrick router line, provides Ethernet leased lines, and offers domain/email/web hosting. The products are largely complementary, with SIP2SIM bridging mobile cellular and VoIP worlds, Data SIMs supporting IoT and failover, and FireBrick routers optimized for A&A's network services. SIM Branding allows wholesale and corporate customers to white-label mobile SIMs.

Differentiator

Problem solved

Functional benefit

Brands

• FireBrick: Own range of SoHo and ISP-grade routers designed and manufactured by A&A
• SIP2SIM
• Voiceless

Products and services

• Broadband (Home::1, SoHo::1, L2TP, Bonding) ISP broadband spanning consumer home plans (Home::1), SoHo plans, an L2TP handover service for ISPs/wholesale customers, and line bonding to aggregate multiple connections. Available on copper pair, FTTC and FTTP technologies, with capacity managed to avoid evening slowdowns.
• SIP2SIM (Voice SIM/eSIM) A SIM or eSIM service that registers a real mobile phone as a SIP endpoint on a customer's own VoIP PBX or A&A's VoIP service, using 4G/5G VoLTE. Available as physical SIM (£5+VAT) or eSIM (£1+VAT) with EU/US roaming and optional High Usage data package at £35+VAT/month.
• Data SIMs (Fixed IP 4G/5G) 4G/5G data SIMs providing a fixed real publicly routed IPv4 address without NAT or filtering, with L2TP relay to corporate networks. Priced at £10+VAT one-off, £2+VAT/month rental, and 1.75p+VAT per MB usage, with no minimum term. Custom artwork available.
• VoIP (Voice over IP) VoIP service providing UK landline and 07 mobile numbers with call recording, voicemail to email, IVR menus, ring groups, time profiles, SIP trunks and caller display, operating over SIP with UDP RTP audio.
• Ethernet Dedicated Ethernet connectivity services for business customers, including leased lines and point-to-point connections with defined reliability and uptime guarantees.
• Text Messaging (SMS) SMS service supporting sending and receiving of text messages via VoIP numbers (3.6p per message part) and SIP2SIM (2p per SMS). Inbound SMS to 07 numbers delivered by email, HTTP API or directly to the SIP2SIM device.
• SIM Branding Custom printed SIM cards with corporate artwork, brand overlay options and operator name configuration, allowing corporate customers to white-label voice and data SIMs for use in their own mobile services.
• FireBrick Routers A&A's own brand of SoHo and ISP-grade routers and firewall devices (including the FB2900) designed and manufactured by A&A, supporting IPv6, VoIP, L2TP and advanced routing/firewall features.
• DNS, Email and Web Hosting Domain registration, DNS hosting (primary and secondary nameservers), email hosting with IMAP/POP3/SMTP access, and web hosting services for customer websites.
• Circuit Board Shop Online shop selling hardware accessories including routers, modems, phone adapters, SIM cards and plastic card printing services for SIM cards.

Quantifiable outcome

• Network monitoring ensures low latency without 'evening slowdown' experienced on other providers

Segments3 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

Yes

API docs

API detail

Core technology

AI maturity

App detail

Integration3 records

Feature5 records

Partnerships

Three partnerships are on record, tiered core.

• Three UKcoreTechnology or IntegrationData SIMs operate on the Three UK network. The service provides mobile data connectivity using Three's infrastructure with A&A's fixed IP and L2TP relay services overlaid.
• Bluewave (Isle of Man)coreTechnology or IntegrationNative network for data SIMs is Bluewave on the Isle of Man. In the rest of the UK, SIMs roam onto Three's network at no extra cost.
• EE NetworkcoreTechnology or IntegrationSIP2SIM service uses the EE network in the UK for 4G/5G VoLTE connectivity.

Scale indicators3 records

Recent moves5 records

Expansion highlights4 records

Direct peers

• Gamma Telecom: UK wholesale SIP trunks, hosted voice and connectivity provider; overlaps A&A's VoIP/SIP trunk and business connectivity product set, although at much larger scale and via the channel.
• Cerberus Networks: Niche UK independent ISP targeting technical users with FTTP/FTTC, fixed IPs and IPv6; competes for the same enthusiast/SME customer cohort that buys SIP2SIM and fixed-IP data SIMs from A&A.
• Zen Internet: Long-established independent UK ISP headquartered in Rochdale; competes head-on with A&A on quality-of-service positioning, technical support and SME/residential broadband, making it the most directly comparable altnet in the UK.
• IDNet: Independent UK broadband/VoIP ISP focused on technical users and SMEs with fixed IPs and unbundled lines; overlaps A&A's 'real Internet, no scripts' value proposition almost product-for-product.
• Spitfire Technology Services: UK independent ISP/telco selling business-grade broadband, Ethernet, SIP trunks and mobile to SMBs; close functional overlap with A&A's SoHo and Enterprise segments, including SIP/VoIP.

Broad incumbents

• Plusnet: BT-owned mass-market UK consumer/SME ISP; much larger scale than A&A and the canonical 'low-cost' comparator — defines the competitive set A&A's premium positioning pushes against.
• BT (Consumer & Business): UK incumbent telco and the largest broadband/mobile provider; competes with A&A across consumer, SoHo and enterprise connectivity and SIP trunks, and indirectly owns Plusnet.
• Sky Broadband: Major UK consumer ISP bundled with Sky TV; competes primarily at the residential end of A&A's market, anchoring the price-sensitivity floor in A&A's addressable base.
• Virgin Media O2: UK cable/fibre and mobile operator; overlaps A&A on broadband, VoIP/SIP and mobile (O2 side), and represents a competing converged offering to A&A's broadband + SIP2SIM bundle.
• Vodafone UK: Major UK mobile and fixed-line provider targeting SMBs with broadband, SIP and mobile bundles; competes with A&A's SoHo and corporate SIM-branding/MVNO-adjacent propositions.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/aaisp

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Subsidiaries1 record

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 Andrews & Arnold