Agence Alt specializes in real estate marketing, focusing on promoting new residential properties for sale or rent. They offer services such as developing marketing strategies for new developments, launching market campaigns for properties, branding and positioning for real estate projects, and creating tailored content for property listings.

The agency emphasizes a non-traditional approach to marketing and aims to reinvent marketing processes within the real estate sector. Their unique strategies set them apart in the industry, although specific methodologies are not detailed.