Headquarter: Norway
Revenue: +€140m
Investment Date: January 2025
Aider is a leading provider of accounting and other business process outsourcing (BPO) services in Norway.
Aider is a Norwegian consolidator within accounting and other BPO services. It was founded in 2019 with the idea to approach the accounting industry with a differentiated talent model, a native technology focus, and a broad range of extended BPO and advisory services around the core accounting service to create a one-stop-shop for customers.
Aider is growing strongly both organically and via continuous buy-and-build.
The company has >1,300 employees across Norway serving >15,000 customers across industries.
Full service offering around the core accounting process
Strong focus on people & culture
Driving digitization in the industry
Castik Funds partnered with the founders, management, and the broader leadership team to support Aider’s continued organic and acquisitive growth in Norway as well as the company’s geographic expansion. The two founders will remain as CEO / Executive Chairman, and overall >160 employees remain on the shareholder list following the partnership with Castik.



- Strong and stable organic and inorganic growth profile
- Leading value proposition to customers and employees
- Significant potential from continued digitization push
- Strong alignment with management and employees