What IQ-optimize does

IQ-optimize Software GmbH is a Frankfurt am Main-headquartered, wholly-owned IT services subsidiary of 1&1 AG (a publicly listed telecommunications provider within the United Internet Group). Founded in 1999 and operating across six German locations (Frankfurt am Main, Dresden, Krefeld, Münster, Nürnberg, Düsseldorf), the company delivers end-to-end IT services to its parent through seven business areas: Software Development, IT Operations, IT Security, Media Design, Billing, Project Management, and Quality Management/IT-Controlling. Its core technological assets are proprietary and in-house: a billing system that handles complex pre/postpaid tariff hierarchies, service numbers (0180/0800/0900), national and international connections, and mobile internet charging; a set of e-commerce webshops, customer self-care portals, and partner portals supporting multiple MVNO brands; and a redundant private cloud architecture with CI/CD pipelines running predominantly on Linux/Unix tooling.

The company functions as a captive internal IT provider — it does not sell externally and conducts no external marketing. Its scope of work covers IT operations and infrastructure, SIEM-based cybersecurity with ISMS, brand design and digital marketing for 14+ mobile virtual network operator (MVNO) sub-brands (winSIM, sim24, yourfone, smartmobil, PremiumSIM, m2m, and others), and the development and maintenance of microservice APIs connecting the parent group's distributed systems. It supports technology, billing, and digital brand operations for 1&1 AG's 15+ million customer contracts and the parent group's telecom and broadband portfolio.

IQ-optimize generates revenue exclusively through internal service agreements (Internalleistungsverrechnung / ILV) with 1&1 AG — there is no external pricing, no third-party customer base, and no public revenue disclosure. The implied commercial mechanics are cost-plus or transfer-pricing based captive chargebacks, with revenue scale determined by 1&1 AG's IT, billing, and media-design demands rather than market sales activity. The business is structured to be a long-tenured operational arm of the parent rather than a stand-alone commercial entity, which sets both its strengths (deep integration, switching costs, scale amortization) and its limits (zero external customer diversification, no independent growth levers).

Name

IQ-optimize

Legal name

IQ-optimize Software GmbH

Website

https://iq-optimize.de

Company type

Private

Founded year

1999

Operating status

Operating

Headcount range

101–250 employees

Short description

IQ-optimize Software GmbH is a wholly-owned captive IT services subsidiary of 1&1 AG, providing proprietary billing, webshops, IT operations, security, and media-design services across six German locations for the parent group's 15M+ telecom customers.

Ownership category

akta.pro rank

Product category

Telecom IT Services & Software

NAICS

Custom Computer Programming Services (541511), Computer Systems Design and Related Services (5415), Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services (518)

SIC

Services-Computer Integrated Systems Design (7373), Services-Computer Programming Services (7371)

akta.pro primary industry

AI/ML Solution Integration & MLOps Enablement (BPAEAAAJ)

akta.pro secondary industries

Technical & Product Support (Tier 0–2, Troubleshooting) (BPAAABAF), IT Asset Management (ITAM) Platforms (HDAEALAD)

Keywords

• Managed IT services
• Telecom billing software
• IT operations management
• Media design services
• Private cloud infrastructure

Headquarters

HQ city

Maintal

HQ country

Germany

HQ region

Europe

Offices6 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Technology or R&D, Infrastructure, Operations

Revenue model

1. IT Services to 1&1 AG: Internal service provider operating through internal service agreements with the parent company 1&1 AG. Services include software development, IT operations, IT security, media design, billing systems, project management, and quality management. Revenue flows through internal performance accounting and ILV (Internal Leistungsverrechnung).

Go-to-market motion1 record

Distribution channels1 record

Core offering

IQ-optimize Software GmbH is the captive internal IT services subsidiary of 1&1 AG, delivering full-service IT capabilities across seven business areas: software development, IT operations, IT security, media design, billing, project management, and quality management/IT-controlling. It builds and operates proprietary platforms — including an in-house billing system, telecommunications webshops, customer self-service portals, partner portals, and microservices/APIs — that power 1&1 AG's telecom operations and serve more than 15 million end customers.

Product overview

IQ-optimize Software GmbH operates as a full-service IT subsidiary of 1&1 AG, providing a unified portfolio of software solutions organized across seven operational areas: Software Development, IT Operations, IT Security, Media Design, Billing, Project Management, and Quality Management/IT-Controlling. The product portfolio centers on proprietary internal platforms including an in-house Billing System (supporting prepaid/postpaid tariff models for telecommunications), Webshops for direct product sales, Servicewelten (customer self-service portals), Partnerportale for B2B partner management, and Microservices/APIs for system connectivity. The company also manages a portfolio of 14 mobile virtual network operator (MVNO) sub-brands under the 1&1 AG umbrella—including winSIM, sim24, yourfone, cyberSIM, maxxim, handyvertrag.de, unlimited24, smartmobil, sim.de, BLACKSIM, simplytel, PremiumSIM, BIGSIM, and m2m—providing web design, branding, and digital marketing services for each. The architecture combines core billing and e-commerce platforms with modular customer-facing web properties and partner management systems.

Differentiator

Problem solved

Functional benefit

Products and services

• In-House Billing System Proprietary billing software supporting complex hierarchies, all tariff models (pre- and postpaid), national and international connections, service numbers (0180, 0800, 0900), mobile internet services, and one-time and periodic billing with flexible automated data processing; serves the operating billing needs of 1&1 AG's MVNO brands.
• Webshops (Telecommunications E-Commerce) Direct-sales e-commerce platforms for telecommunications products, supporting multiple mobile brands and tariff offerings under 1&1 AG.
• Servicewelten (Customer Self-Service Portals) Customer self-care portals enabling end users to manage their accounts, tariffs, and telecommunications services independently.
• Partnerportale (Partner Portals) Business portals supporting sales and service processes between 1&1 AG and its distribution partners for telecommunications products.
• Microservices and APIs Internal and external service interfaces connecting various systems and enabling interoperability across the telecommunications platform operated by 1&1 AG and its MVNO brands.

Quantifiable outcome

• Serving over 15 million customer contracts for 1&1 AG
• +2 more outcomes

Named customers2 records

Segments1 record

Ideal customer profiles1 record

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Scale indicators4 records

Recent moves6 records

Expansion highlights4 records

Broad incumbents

• TCS (Tata Consultancy Services): Global IT services firm with a dedicated telecom practice covering BSS/OSS, network services, and digital transformation. Comparable IT services scope and scale, though serving many industries and customers rather than a single captive parent.
• Ericsson: Major telecom equipment and services vendor with significant IT services capabilities through Ericsson Managed Services. Comparable as a broad telecom IT services provider, though at much larger scale and across a wider portfolio than IQ-optimize's focused captive role.
• Wipro: Global IT services firm with a telecom practice covering BSS/OSS, digital services, and network operations. Comparable IT services scope for telecom, though broader across industries and with an external-services business model rather than captive delivery.
• Huawei: Major telecom equipment and IT services vendor offering BSS/OSS, digital transformation, and managed services for operators globally. Comparable as a broad incumbent in telecom IT space though not focused on European MVNO multi-brand delivery like IQ-optimize.
• Capgemini: Global IT services firm with deep telecom practice covering digital transformation, BSS, and engineering services. Comparable in scale and telecom focus, but operating as an external services provider to multiple operators rather than as a captive IT subsidiary.
• Infosys: Global IT services firm with a strong telecom industry practice covering BSS, digital services, and managed services. Comparable in IT services capability breadth though typically serving multiple external telecom clients rather than operating as a captive subsidiary.

Direct peers

• Amdocs: Leading provider of software and services for communications, media, and financial services providers, with deep focus on telecom BSS/OSS, billing, and customer experience systems. Directly comparable to IQ-optimize's telecom billing capabilities and BSS/OSS systems integration work for MVNO and mobile brands.
• CSG International: Provides BSS solutions, digital services, and revenue management for telecom operators. Directly comparable to IQ-optimize's proprietary billing platform, customer self-service portals, and partner portal capabilities.
• Netcracker Technology: Provides BSS/OSS and customer management solutions for telecom operators globally. Highly comparable to IQ-optimize's telecom billing systems, complex tariff hierarchy management, and telco-specific software development for operators.
• Cerillion: UK-based provider of BSS/OSS solutions for telecoms, ISPs, and MVNOs, including pre/postpaid billing, CRM, and partner management. Highly comparable to IQ-optimize's pre/postpaid billing engine and multi-brand MVNO management capability.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/iq-optimize

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 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 IQ-optimize