OpenCorp companies grouped at OpenCorporates
Links to corporate groupings on http://opencorporates.com/ (see OpenCorporates).
Adds pages to the hidden maintenance category OpenCorporates groupings.
Usage
{{OpenCorp|capita|Capita}} → Capita companies grouped at OpenCorporates
{{OpenCorp|Capita}} → OpenCorp companies grouped at OpenCorporates (parameter used in URL, page name used in link text)
{{OpenCorp}} → OpenCorp companies grouped at OpenCorporates (using the page's name in both)