Now, Workday is a full-blown enterprise resource planning (ERP) operator, providing must-have functions like human resources, payroll and financials.

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Last week Plex Systems, a leading provider of SaaS-based Enterprise Resource Planning (ERP) systems announced enterprise software veteran Jason Blessing has joined their company as CEO.

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One is Workday, which is a cloud-based provider of enterprise resource planning (ERP) applications.

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"PLM has been perceived as a big, expensive technology akin to an ERP-scale effort, " she says, referring to enterprise resource planning, another alphabet-soup software that tries to unite a company's operations on one computer system.

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Carlsbad, California-based Enviance was founded in 1999 and is a leading provider of Environmental enterprise resource planning (ERP) software, with more than 17, 000 users in 49 countries.

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