Koru UX Design is an award-winning enterprise User Experience design company focused on creating a positive, powerful, and pleasurable impact. Their services include UX Research and Strategy, UX and UI development, and Front-end Development on enterprise systems like EMR, CRM, Customer Portals, and other SaaS applications across web and mobile platforms.
Ready Set Go consults to companies where there's an existing engineering team and a need to expedite UX work to build the right product. They don't just hand-off designs, they create the coded assets, including design systems. Their process validates product ideas to achieve measurable goals supported by user research. They do this with design iterations of prototypes that are refined until they are confident they achieve the business goal.
Tatar on Rails is just a group of people passionate about Ruby on Rails apps and customer experience. With developers/designers/QA from Russia, USA, Pakistan and Thailand, it looks like they can call themselves an international company. They focus on customer experience. Really care about timeline, budget and Management.