- Design and usability of the company website
- Software development tools and technologies used
- Services provided
- Case studies to understand successful client stories
- Client testimonials
- Social media activity
- Years of experience
- Price quoted for the project
- Development approach followed (Agile, waterfall, etc.)
Tip: It is better to choose a company that follows agile methodologies. Also, apart from the factors mentioned above, keenly notice if the communication between the parties is clear and smooth, duly note the first impression in how your clarifications are resolved and response received.