Case Vestelli: SEO for the keywords biopurifier and wastewater system

Vestelli

Vestelli Oy is a Finnish company specializing in wastewater systems, offering domestic, eco-friendly solutions for properties not connected to the sewer network. The company is best known for its non-electric biocleaners, designed for efficient, environmentally conscious treatment of greywater. Vestelli provides customers with a hassle-free full-service experience — from wastewater planning to installation and maintenance.

Products carrying the Key Flag symbol and strong local expertise have made Vestelli a market leader in greywater treatment. The company serves customers nationwide, from holiday home owners and detached-house residents to renovators, delivering durable solutions that meet decentralised wastewater regulation requirements.

Starting point and goal

Vestelli’s goal was to strengthen its digital presence and reach potential customers early in the buying journey. Because this is a specialised field where most information searches happen online, the aim was to achieve dominant visibility in search engines for the most competitive industry terms and to grow the site’s organic traffic.

Execution

The SEO strategy and implementation were handled by Tapio Kauranen, recognized as Finland’s top search engine optimisation specialist. The project involved a deep dive into HVAC industry search behaviour and the site’s technical performance.

The work combined technical optimisation with content expertise so the site would serve both search engine bots and information-seeking consumers.

Key parts of the implementation included:

• extensive keyword research and competitor analysis
• technical audit and optimisation of the site
• development and optimisation of the content strategy
• conversion optimisation for landing pages
• strengthening the site’s authority

Result

As a result of the optimization, Vestelli Oy achieved first-page visibility on Google for the business’s most critical keywords. The improved findability has brought significantly more targeted traffic to the site and strengthened Vestelli’s brand as the industry’s most reliable provider.

Top rankings were achieved for keywords such as:

• biocleaner
• wastewater system
• gray water
• cottage wastewater system
• electroless wastewater system