The phrase "as major users" is correct and usable in written English.
It can be used to refer to individuals or groups that utilize a particular product, service, or resource significantly.
Example: "As major users of the software, we have valuable feedback to share with the development team."
Alternatives: "as significant users" or "as primary users".
In sum, it is doubtful whether the collective loss of the rural poor as former major users of common property resources was balanced by their individual gains as individual owners of former common land.
South Korea has emerged as a major user of nuclear electricity and an exporter of technology; but China is the really big player.
As the major user of metabolic energy (on a per-weight basis) the central nervous system (CNS) strongly relies on iron while at the same time is highly vulnerable to iron-induced oxidative stress.
Ships, oil rigs and increasingly planes are major users of Inmarsat's services, as are the British armed forces.
Its competitors are the major users -- Home Depot or Costco as examples -- that seek out and develop large sites for themselves.
People were glued to them, because as major email users and connected people in general, they were the early adopters not just of the technology, but of the repercussions of relying on that technology.
The fact that there is a substantial overlap in categories - for example France, in the category of "great power", also claims through its Indian Ocean territories, to be considered a "littoral State", and some littoral states may well be categorized as "major maritime users" - appears to be of little significance.
And in his position, particularly as the chief of staff in the Clinton administration, he was one of the major users of intelligence".
Major users of peat include Finland, Ireland, Russia, and Sweden.
Kiptronic's video advertising insertion technology launches with CondéNet (Wired, epicurious.com) as its first major user.
