Client reviews. What buyers say about Mario · Costa Global Capital
Verified reviews · From real closings

What clients actually say when the deal is done.

No paid placements. No anonymized stock reviews. Each entry below is a verified Costa Global Capital client, linked to a real closing on the Propspace ledger. Personal details redacted at the client's request.

4★ RERA classification
BRN 60158 Mario Costa, broker
DLD Registered transactions
Verified Reviews only
Verified clients

Video reviews.

CGC
AED 2.4M
Off-plan unit · Dubai Marina
"From start to finish, perfectly looked after. I always felt in the best hands."
GabiClient · Dubai
CGC
6.2%
Projected net rental yield
"Personal attention from day one. Every question I had was answered properly."
Jörg HornPrivate Investor
CGC
3rd deal
Closed with Mario's team
"Mario Costa is my go-to. Three deals closed with his team. His market knowledge is second to none."
Helmut WurzelbauerEntrepreneur · Dubai
In their own words

Client reviews.

★★★★★

Mario closed our Palm villa twelve percent under list. He spotted the seller's leverage point that three other brokers had missed. The single best property hire we have ever made.

M. K. German entrepreneur · Palm Jumeirah
Direct · 2026
★★★★★

We had three weeks before school enrolment. Mario closed it in three weeks. The unit, the school placement, the visa paperwork. He had everything queued before we landed in Dubai.

S. and J. P. UK family · Downtown
Google · 2026
★★★★★

First broker who actually understood what a family office needed. Off-market access, real numbers, no upsell. Closed three units with Mario in eighteen months.

F. R. Italian family office · Dubai Hills
Direct · 2025
★★★★★

Replied in fifteen minutes on a Sunday morning when I needed to move a deposit. That kind of presence is rare. Worth every basis point of the commission.

A. T. Swiss banker · Business Bay
Property Finder · 2025
★★★★★

Honest about what was a bad investment. Talked me out of a Burj-view unit that had a structural issue he had heard about from the developer side. Saved me eight figures of regret.

R. G. Indian founder · Downtown
Direct · 2025
★★★★★

Bought, sold, then bought again with Mario. Each time the same level of detail. He treats every deal like it is the only one on his desk that week.

L. B. French CEO · Dubai Marina
Google · 2025
★★★★★

Spoke German with my wife, English with me, and Arabic with the developer. Closed the deal in a single call. That is the level of access you get with Mario.

P. and N. W. Austrian-Lebanese couple · Creek Harbour
Direct · 2025
★★★★★

Two years post-handover and he still picks up. When my building had a maintenance issue, Mario coordinated with the developer directly. That is unheard of in this market.

K. O. Nigerian investor · Meydan
Google · 2024
★★★★★

I have used brokers in London, New York, and Hong Kong. Mario operates at the same level. He just happens to do it in Dubai.

D. C. Singapore-based investor · Palm Jumeirah
Direct · 2024

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