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Active · local · 4 yrs trading

Costello Properties

Registered as COSTELLO ESTATES LIMITED · Based in Leigh-On-Sea · Data last checked July 2026
✓ TPO registered Local
5.0★
1 reviews
2022
Established
At a glance
Costello Properties is a local block & property management company based in Leigh-On-Sea, trading 4 years (est. 2022). It is registered with The Property Ombudsman. It averages 5.0★ on Google (1 reviews). It covers Central London (Kensington, Chelsea, Knightsbridge, Fulham, Marble Arch, Hoxton, Piccadilly).

5.0★ weighted average from Google

Google
5.0★ (1)

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Accreditation & credentials

✓
The Property Ombudsman (TPO)
Registered under Block & Estate Management — the baseline redress scheme for leaseholder complaints. View TPO profile ↗
–
The Property Institute (TPI)
Not a listed TPI member.

Geographic coverage

Central London (Kensington, Chelsea, Knightsbridge, Fulham, Marble Arch, Hoxton, Piccadilly)
As stated on their website
Also found in searches for
North West1
Leigh-On-Sea

Services

Block ManagementLettings

Frequently asked questions

What does Costello Properties do?

Costello Properties is a local block and property management company based in Leigh-On-Sea, offering block management, lettings.

Is Costello Properties accredited?

Yes. Costello Properties is registered with The Property Ombudsman (TPO), which requires client money protection, professional standards, and access to a formal complaints process for leaseholders.

Where does Costello Properties operate?

Costello Properties states on their website that they cover Central London (Kensington, Chelsea, Knightsbridge, Fulham, Marble Arch, Hoxton, Piccadilly).

How do I make a complaint about Costello Properties?

Submit a formal written complaint to Costello Properties 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.