The core activity of redblue21 encompasses four main areas:
1. **Company Acquisition**: The company supports the acquisition of companies and offers solutions for the purchase of businesses.
2. **Marketing & Sales**: redblue21 provides marketing and sales services to support companies in marketing and selling their products or services.
3. **Holistic Business Care**: The company offers comprehensive support to businesses in all phases, from strategy to implementation, and supports holistic business care.
4. **International Company Foundation and Expansion (Sales & Rentals)**: redblue21 supports the founding of companies abroad and offers solutions for global expansion. Additionally, the company markets real estate and mobile assets such as catamarans and private jets.