The phrase "a substantial consumer" is correct and usable in written English.
It can be used to describe an individual or entity that significantly purchases or uses a product or service.
Example: "As a substantial consumer of renewable energy, the company has invested heavily in solar and wind power."
Alternatives: "a significant buyer" or "a major purchaser".
Indeed, since the traditional consumer-voice business now accounts for just 28% of revenues, he now likes to describe BT as "a business-to-business company with a substantial consumer business" attached to it.
Gillis: Google has the benefit of having a substantial consumer brand and a formidable marketing engine.
The residential sector is a substantial consumer of energy in every country, and therefore a focus for energy consumption efforts.
Unlike Microsoft's 95% market share in the PC operating system market, which served as a substantial barrier to entry, Google neither dominates search to the same degree nor does the nature of search lead to a substantial consumer base that could constitute a barrier to entry.
AT&T's claim that a merger would result in substantial consumer benefits is equally unconvincing.
"Asic's submission argues that, in recent cases of substantial consumer loss, conflicts of interest held by financial advisers have often been a driver".
For the FTC to act, this requires evidence both of substantial consumer harm and that the firm did not have reasonable grounds for failing to implement certain practices.
According to the commission, Lundbeck "may have caused substantial consumer harm" with direct payments to the generic drug makers, promises to buy the generic drug stocks for destruction and guaranteeing future profits in a distribution agreement.
The Supreme Court should uphold the Affordable Care Act not only because it's constitutional, but because to do otherwise would whipsaw millions of America's seniors, families and small businesses by revoking substantial consumer protections and benefits.
Because this study's focus is on the still-growing group of the divorced, who are substantial consumers of health care, the Divorce in Flanders Survey is well suited to our purposes because it includes large number of divorcees and detailed information on both marital history and health care use.
Online shopping is a substantial part of consumer spending, representing £21 in every £100 spent on cards at UK retailers – the first time the figure has been collected.
