AMG National in Denver has bought a minority stake in an applications and software developer.

The parent company for the $306 million-asset AMG National Trust Bank said in a press release Monday that it had made an investment in Qwinix Technologies, which is also in Denver. Financial terms were not disclosed.

Qwinix is involved in agile development and development operations, offering "a nice platform from which to create special investment advisory and banking service extensions," David Wright, AMG's chief executive, said in the release.

AMG National has made venture capital and private equity investments for more than 25 years.