We have gone through your requirements and we are happy to assist you in design and development work. We have a full fledged team of Designers,Developers, queue(Testers) and Managers.
You Might me thinking that "How We stand Different From other's" ?
The answer is the Project's life cycle when it comes to us.
1. Set definite Design and Functional Specification before diving into the project development. Planning and organising scope of work for step2.
2. Use of project management tools like Jira, Basecamp, pivotal (depends on clients Familiarity). Agile Development techniques are absorbed during the project development.
3. Version Control : Use of Code version control tools like Git, SVN.
4. Code testing and performance tools like PHP UNT TESTING and development in Pantheon.
5. Organising work in Sprints so to meet the exact deadlines.