About us

We are a small big data company and help our customers to make full use of their data! We do so by providing creative analytical tools, neatly engineered data apps and engaging visualizations. Our rich consulting experience in analytics and business-centric mindset is key in understanding our customer’s needs. We quickly deliver results and insights, and scale them into sustainable solutions using state-of-the-art technology.

We believe that working closely with our customers’ power users and equipping them with the necessary skills and mindset is the best way to support our customers' journey towards an analytical culture and data-driven decision making.

Our team combines analytical and UX/design skills with deep experience in data architecture and -design. We are working for a range of customers from large multinationals to SMEs and startups, in industries such as healthcare, energy, finance & banking, logistics, and real estate.

Élément de substitution

Meet Our Team

Get to know our team of certified experts with extensive experience in data consulting, ready to guide your business to success.

  • Bald man in glasses wearing a dark suit and tie against a gray background.

    Kaan Ertekin

    FOUNDER

    I am the founder and head of Zirkel. I am also an experienced BI consultant.

    I helped businesses turn complex data into clear insights for years.

    With deep expertise in databases and architecture, I build smart, scalable solutions.

    My industry experience includes healthcare, banking, energy, telecom, and more.

    I hold a Degree in Economics (lic. rer. pol.) from the University of Basel.

  • Christian Hoffmann

    PARTNER

  • Illustration of faceless person with dark hair and olive green shirt inside a circle.

    Ketan Chohan

    SENIOR CONSULTANT

    I am an experienced BI consultant with strong communication skills.

    I’ve spent years working in BI and data visualization across banking, retail, energy, and more.

    I excel at managing stakeholders at all levels, from IT to executives.

    With sharp analytical and problem-solving skills, I turn data into clear strategies.

    I’ve lived and worked in both the UK and Switzerland and hold a BSc in Management Science from De Montfort University.

  • Minimalist illustration of a faceless person in a dark shirt against a light circular background.

    Anna Horyza

    SENIOR CONSULTANT

    I am an experienced BI consultant and project leader with a strong technical background.

    I’ve worked across industries like banking, technology, consulting, and pharma.

    My expertise spans backend development, data visualization, and database architecture.

    I’ve taken on various roles, from developer to project manager and business analyst.

    With a business background as a financial analyst and an MSc in Management Science from Wroclaw, I bridge the gap between data and strategy.

  • Illustration of a faceless person with dark hair wearing a dark shirt, set against a simple circle background.

    Elouan Le Goff

    CONSULTANT

    I am a polyvalent and enterprising digital native with good communication and analytical skills.


    I built this website with no prior knowledge in website creation.

    I performed data analysis in Big Four audit firm for multiple years.

    I started my own company as freelancer with my own clients before joining Zirkel.

    I have a BA in Data Analysis from ENOES Accounting & Auditing school Paris.

Contact us.

info@zirkel.zuerich

Follow us :