The national contractor will work will work across neighbourhoods in the north west of England and Yorkshire on grounds maintenance and community engagement.
The contract includes a commitment to create a number of apprenticeships and work placements for local youngsters as well as to run green-themed community initiatives.
Glendale will also contribute to an online portal which show residents details about when work is due to take place and give an opportunity for them to give feedback.
Regional manager Simon Smith said: "This contract involves two key values at the core of the work Glendale does; firstly, creating outdoor spaces for people to enjoy, and secondly providing jobs for local people.
"We’re relishing the opportunity to create local career opportunities and support Equity in delivering green spaces that residents can be proud of. There are a vast amount of benefits to be had from enjoying time outdoors and we’re pleased to be part of helping residents of Equity to do so."
Neighbourhood services manager at Equity Housing Group Kimberley Harrison said: "We’re delighted to be working with Glendale. Not only will our customers benefit from enjoying a pleasant neighbourhood to live in, the local community will also benefit from the job opportunities this work will provide."
This is Glendale's second contract win announcement this month. The company also said its work on social value was key to its win of a four-year contract for another social housing provider, Acis.