Cosgroves
4.3★ weighted average from Google
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As stated on their website — not independently verified. How we collect this data.
Frequently asked questions
What does Cosgroves do?
Cosgroves is a national block and property management company based in Hampshire, offering block management, lettings, sales.
Is Cosgroves accredited?
Yes. Cosgroves is registered with The Property Ombudsman (TPO) and The Property Institute (TPI), which require client money protection, professional standards, and access to a formal complaints process for leaseholders.
Where does Cosgroves operate?
Cosgroves states on their website that they cover Southsea and surrounding areas.
Does Cosgroves provide 24-hour emergency cover?
Yes. Cosgroves states they provide out-of-hours or 24/7 emergency maintenance cover for the properties they manage.
Does Cosgroves work with Right to Manage companies?
Yes. Cosgroves is flagged as willing to act for Right to Manage (RTM) companies, making it suitable for leaseholder groups who have taken over management of their block.
Does Cosgroves manage smaller blocks of flats?
Yes. Cosgroves is indicated as willing to consider smaller developments, which many national agents decline.
How do I make a complaint about Cosgroves?
Submit a formal written complaint to Cosgroves using their internal complaints procedure. If unresolved after 8 weeks, escalate to their redress scheme (TPO or PRS). For service charge disputes, apply to the First-tier Tribunal (Property Chamber) under Section 27A of the Landlord and Tenant Act 1985.
Ratings reflect the company overall, not a specific local office. Accreditation from TPO/TPI directories; company data from Companies House. See our methodology. Last updated July 2026.