Start sending e-invoices to Hartela companies
Hartela Group’s corporate structure will change on 1 October 2025. Going forward, Hartela Group will consist of the parent company Hartela-yhtiöt Oy (3371617-9) and a single construction company. The construction company will continue as Hartela Etelä-Suomi Oy (0196430-3), whose name will be changed to Hartela Oy.
The operations of Hartela Länsi-Suomi Oy, Hartela Pirkanmaa Oy, and Hartela Pohjois-Suomi Oy will be transferred under Hartela Oy as of 1 October 2025.
We kindly ask you to submit purchase invoices concerning Hartela Länsi-Suomi Oy (0764622-6), Hartela Pirkanmaa Oy (3234325-1), and Hartela Pohjois-Suomi Oy (0827064-6) by 22 of September 2025.
Purchase invoices concerning the above-mentioned companies dated 23–30 September 2025 must be dated in October, addressed to Hartela Oy (0196430-3), and sent as e-invoices starting 1 October 2025.
Invoices sent to Hartela Länsi-Suomi Oy, Hartela Pirkanmaa Oy, and Hartela Pohjois-Suomi Oy on or after 1 October 2025 will be automatically returned to the sender.
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Hartela companies list
| Company | VAT identification number | E-invoice address |
|---|---|---|
Hartela-Yhtiöt Oy | 3371617-9 | 003733716179 |
Hartela Etelä-Suomi Oy (Name will change to Hartela Oy on the 1 October 2025) | 0196430-3 | 003701964303 |
Hartela Länsi-Suomi Oy (Will become Hartela Oy 0196430-3 from the 1 October 2025) | 0764622-6 | 003707646226 |
Hartela Pohjois-Suomi Oy (Will become Hartela Oy 0196430-3 from the 1 October 2025) | 0827064-6 | 003708270646 |
Hartela Pirkanmaa Oy (Will become Hartela Oy 0196430-3 from the 1 October 2025) | 3234325-1 | 003732343251 |
E-invoice requirements
Order reference must be in the form: PR12345/81600/2, (where PR is always fixed + project number/litera/cost type) or PR12345.
Order/Contract number: T01234 (format may vary, not mandatory).
The e-invoice must also include the invoice information required by law.
E-invoice data fields
| INVOICE DATA | TEAPPS | Finvoice |
|---|---|---|
PR project number | ROW/PROJECT_INFORMATION/PROJECT_NUMBER | RowProjectReferenceIdentifier |
Order number | ROW/ORDER_INFORMATION [@ORDER_TYPE="CO"]/ ORDER_NUMBER | RowIdentifier |
Contract number | HEADER/CONTRACT_INFORMATION/CONTRACT_NUMBER | 003732343251 |
The benefits of e-invoicing
- Strengthened relationships
Ensure timely payments that build trusting business relationships.
- Simplified transactions
Benefit from an easy and reliable way of sending e-invoices.
- Significant time savings
Minimise errors. cut cycle times and increase efficiency.
- Track and traceability
Track the status of your invoices and ensure data accuracy.
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