Medium-sized companies can tap into new prospects for success through internationalization and strategic partnerships. Access to international markets makes it possible to expand their customer base and increase sales while reducing dependence on the domestic market. This protects against local economic fluctuations. Strategic partnerships with local companies facilitate market entry by offering valuable market knowledge, established sales networks, and insights into cultural peculiarities. Such collaborations can also create synergies, for example through joint innovations or cost savings in production and sales. For example, partnerships with international investors or specialized companies can provide access to new technologies and capital, as in the case of Carrier Global's acquisition of the Viessmann air conditioning division. Challenges such as cultural differences or legal hurdles can be minimized through thorough market analyses and collaboration with experienced consultants. Internationalization and partnerships thus offer medium-sized companies the opportunity to secure competitive advantages and promote long-term growth.