We are cosmoblonde.

cosmoblonde is an internet agency from Berlin.
We have been conceiving, designing, programming and maintaining complex websites and web applications for our customers and their target groups since 2002. Mainly from the areas of culture, education and the environment.
Our core: UX design and TYPO3.

We support our customers as UX and communication consultants, as designers of concise online CDs, in the planning and creation of target group-specific content offers, as experienced implementers of barrier-free TYPO3 web portals according to BITV in front and back-end programming.

Please do not hesitate to contact us:

Christina Heres

Projectmanagement | Administration

Anjana Muschenich

Creative consulting | UX-Design

Frank Wulf

Technology | Consulting

Our service:


  • Support in tendering processes
  • Actual-target analysis, market observation
  • Working out target groups, user journeys, use cases
  • Definition of goals and success criteria
  • Surveys, focus groups, testing
  • Search engine optimization (on-site SEO)
  • Workshops for decision makers and editors

UX concept & design

  • Requirements management
  • User profiles and use cases
  • Information architecture, user guidance & navigation planning
  • Customer and user-oriented design systems
  • Online CD development (new or based on existing guidelines)
  • Testing (paper prototyping, click dummies, interviews, A / B tests ...)
  • Conception and design of responsive, barrier-free websites

more about our UX process

TYPO3 development and technical support

  • Analysis of the technical requirements
  • complex internet and intranet solutions with TYPO3
  • Development of TYPO3 extensions with Extbase / Fluid
  • powerful search and filter functions (SolR / ElasticSearch)
  • Interfaces to existing systems
  • BITV optimization and testing
  • TYPO3 support / TYPO3 upgrades

more about our TYPO3 offer

Reference projects in TYPO3

Content creation, (SEO) optimization, editing

  • Developing content strategies
  • Optimization or creation of target group-oriented content
  • on-page SEO
  • Content maintenance in TYPO3 (editing service)
  • Content migrations (manual, automated)
  • Training / workshops (TYPO3 for editors; editorial and technical SEO; planning & creation of target group-oriented content ...)

more about our content offer