Some of the services that these companies typically offer include:

1. Web Application Development: The company can design and develop custom web applications for clients, using technologies such as HTML, CSS, JavaScript, React, and Angular.

2. Mobile Application Development: The company can build native mobile applications for iOS and Android, using technologies such as Swift, Objective-C, Java, and Kotlin.

3. Cross-Platform Development: The company can develop hybrid or cross-platform mobile applications that run on both iOS and Android, using technologies such as React Native, Ionic, and Xamarin.

4. E-commerce Development: The company can build custom e-commerce platforms for clients, using technologies such as Magento, Shopify, and WooCommerce.

5. UI/UX Design: The company can provide expert design services to help clients create engaging and user-friendly interfaces for their applications, using technologies such as Sketch, Adobe XD, and Figma.

6. Database Development: The company can design and implement custom database solutions for clients, using technologies such as MySQL, MongoDB, and PostgreSQL.

7. Cloud Deployment: The company can assist clients in deploying their applications to the cloud, leveraging technologies such as Amazon Web Services (AWS), Microsoft Azure, and Google Cloud Platform (GCP).

8. Quality Assurance and Testing: The company can provide quality assurance and testing services to help clients ensure that their applications are functioning correctly and meet their requirements, using technologies such as Selenium, Appium, and JUnit.