The phrase "are beginning to implement" is correct and usable in written English.
You can use it when describing an action that is currently starting to take place, particularly in a formal or professional context.
Example: "The company is aware of the need for change and are beginning to implement new strategies to improve efficiency."
Alternatives: "are starting to apply" or "are commencing the implementation".
They are beginning to implement agile methods into their system implementations.
The Kochs are beginning to implement their strategy to protect Republican majorities in the House and Senate in November.
While we've discussed many possible design candidates, we've really set down with one and are beginning to implement it.
Given the impressive carbon sequestration and storage in coastal ecosystems, many countries with blue carbon resources are beginning to implement blue carbon restoration projects using carbon financing mechanisms.
Most of the structural materials designed by people, on the other hand — steel, bricks, mortar — have simple structures that do not vary with scale, although some composite materials and structures built from components such as carbon nanotubes are beginning to implement at least some differentiation of structure with scale.
Companies are beginning to implement the technology to talk to their workers and customers.
USAir is beginning to implement this strategy with its new Business Select service.
CAA is beginning to implement a dynamic new five-year strategic plan with this perspective guiding us.
In other words, he is beginning to implement a vision that allows for contiguous territory so that a Palestinian state can emerge...
In 2006 officials of the Municipal Corporation of Greater Mumbai and the State of Maharashtra were beginning to implement a plan to improve the economic fortunes of the city.
The problem with this plague of pitches is that publishers have had enough, and they're beginning to implement strict spam filters to keep public relations pitches out of their inboxes.
