The Natural Building Company Oy

Company registration number: 2254617-8
Bank account: Aktia IBAN: FI6940550010392377 BIC: HELSFIHH

1. E-invoices
The Natural Building Company Oy, 2254617-8

E-invoice address: 003722546178
Operator: Maventa (003721291126)
Operator ID, when sending from bank network: DABAFIHH*
*In case your e-invoicing system cannot send invoices to Maventa-operator you can use this operator ID.
E-invoice address: 003722546178
Operator: Aktia Pankki Oyj (HELSFIHH)

2. Reception of invoices via e-mail by the scanning service
Please remember, this address is only for invoices.
Invoices must be sent as email attachments in PDF format. If the invoice contains attachment pages, they must be
included in same file with the actual invoice.
The address for the e-mail invoices:

3. Scanning service for paper invoices

The Natural Building Company Oy
PL 100
80020 Kollektor Scan

Can we be of assistance?

Do you need help with your project? Are you looking for a natural building expert or the right natural building materials for your project? You can contact our experts for assitance. Please call during office hours.

paul lynch

Paul Lynch Managing director (english, svenska) +358 44 250 9663 paul(at)

kati juola-alanen

Kati Juola-Alanen Ecological Architect (suomi, english) +358 40 416 4842 kati(at)

Johanna Rautkoski

Johanna Rautkoski Industrial designer / Marketing (suomi, english) +358 44 277 7151 johanna(at)

charlie jespergaard

Charlie Jespergaard Restauration and ecological building (dansk, svenska, english) +358 40 751 7787 charlie(at)

Anders Westerlund

Anders Westerlund Engineer, Structural Planner (suomi, svenska, english) +358 50 436 3255 anders.westerlund(at)

Geir Pettersen

Geir Pettersen Site manager, Carpenter (norsk, svenska, suomi, english) +358 50 569 2704 geir(at)

Welcome to our office at Billnäs ironworks.

You are welcome to come and check out our clay plaster models, EcoCocon straw element structures and other ecological building materials. We are happy to give more information about our business, our building methods and model objects to builders and people looking to build. Please agree on an appointment beforehand 🙂 Address: Ruukintie 7, 10330 Billnäs

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The Natural Building Company Oy

Ruukintie 7, 10330 Billnäs

+358 40 081 1787


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