This is listed as a "current community" on Kingsdale's website:
kingsdaledevelopment.com
The same rendering is found on Z-Square Group's website, however listed as Old Kennedy Development Phase 1, Markham:
There is also a Phase 2 listed:
Full renderings:
3447 Kennedy is currently the site of this 2-storey commercial building:
3447 Kennedy Rd, Toronto – Kingsdale Development

3.7 Acres Plaza located in High demand location. Potential for four 35-storey condominium buildings with 1,500 units in Scarborough. Walking distance to Milliken go train station and pacific mall.
The same rendering is found on Z-Square Group's website, however listed as Old Kennedy Development Phase 1, Markham:
There is also a Phase 2 listed:
Full renderings:
3447 Kennedy is currently the site of this 2-storey commercial building: