AI & software agency · Leipzig
We build digital intelligence.
We bring AI into your existing workflows: with interfaces to ERP, CRM and shop, with custom software and apps – plus web, design and SEO/GEO. For SMEs, trades and startups, personal and with over 45 years of combined experience.
- 45+
- Years of experience
- 100+
- Projects for and with clients
What we do
Everything your digital project needs.
From AI strategy through interfaces and apps to the finished website – planned, built and maintained by one team. You get one point of contact instead of five service providers.
Many projects start with consulting: potential analysis, strategy, audits, funding or interim technical leadership – across all areas and, if you prefer, without implementation afterwards.
To consulting →01
AI integration
Chatbots, AI workflows and automation – built into your existing systems, wherever AI creates real value.
Learn more →02
Software & interfaces
Custom software, middleware and API connections to ERP, CRM, inventory and shop – so data flows instead of being copied.
Learn more →03
App development
Native and cross-platform apps for iOS and Android as well as desktop apps for macOS and Windows – thought through in UX, strong in performance.
Learn more →04
Web & shops
Websites, web apps and online shops – fast, built to WCAG guidelines and set up so you can maintain them yourself.
Learn more →05
Design
Corporate design, web design and UI/UX – user-centered and developed to fit your brand.
Learn more →06
SEO & GEO
Classic search engine optimization and generative engine optimization – for Google and AI search.
Learn more →References
Results in numbers.
Three examples from our work – each with the starting point, the solution and a result in numbers – and where that number comes from. You will find all case studies in the overview.
All projects01 · AI integration · E-commerce
AI customer advisor for online retail
A growing online retailer was struggling with rising support volume. According to the client, around 70% of tickets were standard questions — which the team answered from scratch every day.
68%of inquiries handled without staff · according to the client
View case study →05 · AI integration · Events & catering
Automated quote generation
An event and catering business created quotes manually from close to 50 templates — based on incomplete form submissions. Time-consuming, error-prone, not scalable.
120 min → 3 minquote generation from inquiry to PDF delivery · according to the client
View case study →11 · iOS app · Custom development
Birdy: one app instead of five workarounds.
LANAKILA, the Leipzig sports brand of Sylvia Michalk, produces custom designs to order and coordinated orders, logistics and inventory across multiple systems, WhatsApp groups and manual interventions — daily, error-prone, frustrating.
5 → 1process gaps consolidated into one app
View case study →About vona
We think in systems, not in pages.
The minds behind vona are Sylvia Michalk and René Mattis – with over 45 years of combined experience. Delivery happens with a network of experienced experts in Germany and worldwide. This keeps our fixed costs low, and you get exactly the right team for every project.
- Sylvia MichalkOwner · Strategy & Design
- René MattisInnovation Manager · Technical Lead, AI & Development
Knowledge
From agency practice.
Practical knowledge on AI, development, design and visibility — without buzzwords.
All articlesArtificial Intelligence
GEO: How to Become Visible in AI Answers
Generative engine optimization in practice: how ChatGPT, Perplexity and Google AI overviews find sources and what you can do to get named.
Read more →Artificial Intelligence
AI in Customer Support: What It Delivers and How to Introduce It
When AI pays off in support, what escalation, knowledge base and measurement look like and how to introduce it in stages without risking quality and data protection.
Read more →Software Development
Web Performance: Understand and Improve Core Web Vitals
LCP, INP, CLS and TTFB: what the values mean, where you achieve the most, how lab and field data differ — with an example and a checklist.
Read more →Technologies
Tools we use every day.
We choose technology to fit the task: proven, secure and future-proof. Here is an excerpt — the AI tools directory and the overview of web & app technologies show everything with context.
From the AI tools directory
View all →Web & app technologies
View all →Frequently asked questions