Theme Trust is WordPress theme development company that places a high priority on design quality. They launched in late 2010 and have been growing ever since. Their niche seems to be business and portfolio themes although they have a few blog themes too. Most of their themes have a neutral color scheme which you can colorize as you see fit via the admin area by using a color picker and sometimes custom backgrounds.
Their themes are GPL-licensed and can be used on multiple websites. They include documentation and support is provided via a forum.
Premium WordPress theme sellers typically include support and upgrades with theme purchases. Visit Theme Trust's website for complete details including the most up-to-date pricing.
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