Prowi calculates and approves variable pay. A CSV is imported into LessorSalary so that commissions and bonuses are paid correctly, quickly and with full transparency.
Anders Goosmann, CEO @ Prowi

Imagine that the commission is calculated correctly in Prowi, validated by the employee himself and lands in LessorSalary without manual intermediate invoices. No copy paste. No salary errors. Only a stable process that runs on time and provides a complete overview for both finances and employees.
In this article you will get a concrete roadmap for Prowi and LessorPayroll integration via CSV. We review step by step, field mapping, governance, KPIs, examples and best practices, so you can go from Excel chaos to reliable automation in one pay cycle.
CSV gives you fast time to value without a development project. It's flexible, transparent, and scalable from a few vendors to larger teams.
Advantages in practice:
In short: CSV is the simple way to a stable integration between Prowi and LessorSalary.
The essence is simple: LessorSalary receives clean, approved numbers without manual typing.
A proven setup typically looks like this:
Type: Agree in advance precisely what types of wages in LessorSalary which is used for commission, bonus, vacation and sickness averages as well as clawbacks. Consistent payrolls yield nicer reports and fewer postings.
Variable salary errors often occur before the file hits the payroll system. Hence Prowi's strength lies sooner exports:
Results: LessorSalary imports an error-free basis. You avoid reruns, manual corrections and disgruntled employees.
Best practice: Describe the integration in your controller manual and attach a checklist for each pay cycle.
Pro tip: Arrange a firm cut-off date. When the Prowi period closes, export and import are exported and imported on the same day. It gives peace of mind to the salary.
Prowi can calculate average commission in case of vacation and illnessso that your practices and rules are followed. Use a separate salary type in LessorSalary and clear notes in exports.
Prowi automatically allocates amounts per employee. The CSV gets one line per person, same period and clear reference.
Credit notes and returns can be posted as negative lines on a dedicated paycheck. It provides a transparent track in LessorSalary and preserves fairness for the employee.
When the numbers move, the behavior moves. Here Prowi delivers measurable ROI.
How do we match employees?
Choose the most secure key in your HR master. EmployeeID is robust. Email can be used if it is unique and consistent.
What types of wages should we use?
Minimum one for commission and one for bonus. Consider separate pay types for vacation and sickness averages, as well as clawbacks.
What about rounding and VAT?
Commissions and bonuses are gross amounts without VAT. Prowi exports two decimal places. LessorSalary rounds off by default.
Do we need a DPA?
Yes, Prowi provides Data Processing Agreement and Documentation. The CSV exchange follows the same security principles as other data processing.
Can we later move from CSV to a closer integration?
Yes. Start simple. Once the process is stable, you can automate further as needed.
Prowi and LessorPayroll integration via CSV provides you with a stable, scalable and audit-ready process for variable pay. The employee approves his figures in Prowi, finance imports one file into LessorSalary, and the salary runs on time with fewer errors and higher transparency.
Do you want to see it in your data as early as the next salary cycle?
Book a short review. We put Prowi and LessorSalary CSV up, do a dry run and document the effect with your own KPIs.