Home / Compare agents / Unison Agency / Sim Wee Soon (Sebastian)
84
AGENTSCORE
Strong

Sim Wee Soon (Sebastian)

Unison Agency property agent in Katong · CEA R000485I
77 transactions19% in Katong77% condo & apartmentKatong/ Joo Chiat/ Amber Road
Ranked on CEA dataUpdated Sep 2026

Selling a home? Note that 10% of Sebastian's recorded deals are sales; the rest are rentals. The record below shows the full mix.

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Your AgentScore is 84, Sebastian. Sellers can already see it.

In the 30 days to 02 Sep 2026, members of the public opened 1,512 different Singapore agents' CEA records here, 1,278 of those arrivals straight from Google. 7 of those agents had claimed their page. The other 1,505 were spoken for by a page they have never seen.

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22 deals a year is the top tenth of the market.

5median12top 25%22top 10%56top 1%

Deals per agent over the last 12 months, from the CEA register.

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The record at a glance

Mostly rental deals in Katong.

Sim Wee Soon (Sebastian) holds an exceptional AgentScore of 84/100 on 77 CEA-recorded transactions. Only 10% of that record is sales rather than rentals, and of the sales with a recorded side 63% were seller-side, representing the person selling. The record centres on condo and apartment transactions, over roughly 6 years of recorded activity.

Synthesised from Sebastian's CEA transaction record. Full breakdown below.

Verified track record

8
Recorded sales
5
Seller-side resales
0
Sales logged on FairComparisons

Seller-side resales are the deals where this agent represented an owner selling an existing home, which is the closest match to hiring them to sell yours. Recorded sales include new project launches, where the seller is the developer. 69 rental transactions are also on record. Counted from official CEA salesperson records. No sales have been logged on FairComparisons yet; this fills in as the record grows.

Deal breakdown

Sebastian's 77 CEA-recorded transactions at a glance.

77DEALS
Rental (whole)69 (90%)
Resale7 (9%)
New sale1 (1%)
Seller · 5 (63%)Buyer · 3
Which side of a sale they usually represent
Landlord · 51 (74%)Tenant · 18
Which side of a rental they usually represent

Activity over time

Sebastian's recorded CEA transactions by year, sales and rentals.

13
2020
12
2021
8
2022
14
2023
8
2024
15
2025
7
2026
Sales Rentals
Where Sebastian ranksTop 13%

Ranked by AgentScore across all scored CEA agents in Singapore, ahead of about 87% of them. Based on 77 recorded transactions.

Performance overview

Based on 77 CEA transactions recorded to date.

Property mix
Condo & apartment
77%
HDB
17%
Landed
5%
EC
1%
Represents
Landlord
66%
Tenant
23%
Seller
6%
Buyer
4%

Where Sebastian is most active

Katong/ Joo Chiat/ Amber Road
15
Ardmore/ Bukit Timah/ Holland Road/ Tanglin
9
Queenstown/ Tiong Bahru
9
Tampines/ Pasir Ris
8
Bishan/ Ang Mo Kio
5

Transaction record

Every deal below is from the CEA salesperson public register. No price or address is published in this record. Verify Sebastian's current CEA registration ↗

5
Sales representing the seller
3
Sales representing the buyer
69
Rental transactions

Selling a home? Sebastian represented the seller in 5 of 8 recorded sales, alongside 69 rental deals.

Last recorded deal · Jul 2026
DateTypeActing forPropertyArea
Jul 2026Whole RentalLandlordCondoQueenstown/ Tiong Bahru
Jul 2026Whole RentalTenantCondoKatong/ Joo Chiat/ Amber Road
Jun 2026Whole RentalLandlordCondoTampines/ Pasir Ris
May 2026Whole RentalLandlordHDBBukit Merah
May 2026Whole RentalLandlordCondoQueenstown/ Tiong Bahru
May 2026Whole RentalTenantCondoJurong
Apr 2026Whole RentalLandlordCondoBalestier/ Toa Payoh/ Serangoon
Nov 2025ResaleSellerECYishun/ Sembawang
Show 52 more recorded transactions (of 77 on record)
DateTypeActing forPropertyArea
Oct 2025Whole RentalLandlordLandedBishan/ Ang Mo Kio
Oct 2025Whole RentalLandlordCondoArdmore/ Bukit Timah/ Holland Road/ Tanglin
Oct 2025Whole RentalLandlordCondoTelok Blangah/ Harbourfront
Oct 2025Whole RentalLandlordCondoPasir Panjang/ Hong Leong Garden/ Clementi New Town
Sep 2025Whole RentalTenantCondoWatten Estate/ Novena/ Thomson
Aug 2025Whole RentalLandlordCondoQueenstown/ Tiong Bahru
Aug 2025Whole RentalLandlordCondoKatong/ Joo Chiat/ Amber Road
Jul 2025Whole RentalTenantCondoKatong/ Joo Chiat/ Amber Road
Jul 2025Whole RentalTenantCondoJurong
Jun 2025Whole RentalLandlordHDBHougang
May 2025Whole RentalLandlordHDBBukit Merah
May 2025Whole RentalLandlordHDBHougang
Mar 2025Whole RentalLandlordCondoKatong/ Joo Chiat/ Amber Road
Feb 2025Whole RentalTenantCondoKatong/ Joo Chiat/ Amber Road
Oct 2024Whole RentalLandlordCondoTelok Blangah/ Harbourfront
Sep 2024Whole RentalLandlordCondoTampines/ Pasir Ris
Jul 2024Whole RentalLandlordHDBBukit Merah
Jul 2024Whole RentalLandlordCondoQueenstown/ Tiong Bahru
May 2024Whole RentalLandlordCondoBalestier/ Toa Payoh/ Serangoon
May 2024Whole RentalLandlordCondoTampines/ Pasir Ris
May 2024Whole RentalTenantCondoArdmore/ Bukit Timah/ Holland Road/ Tanglin
Apr 2024Whole RentalLandlordCondoQueenstown/ Tiong Bahru
Oct 2023Whole RentalLandlordCondoPasir Panjang/ Hong Leong Garden/ Clementi New Town
Oct 2023Whole RentalLandlordHDBHougang
Oct 2023Whole RentalLandlordCondoArdmore/ Bukit Timah/ Holland Road/ Tanglin
Aug 2023Whole RentalTenantCondoKatong/ Joo Chiat/ Amber Road
Aug 2023Whole RentalLandlordHDBBukit Merah
Aug 2023Whole RentalLandlordCondoKatong/ Joo Chiat/ Amber Road
Jul 2023Whole RentalLandlordHDBHougang
Jun 2023ResaleBuyerLandedBishan/ Ang Mo Kio
Jun 2023Whole RentalLandlordCondoBalestier/ Toa Payoh/ Serangoon
May 2023ResaleSellerHDBSengkang
Apr 2023Whole RentalLandlordCondoKatong/ Joo Chiat/ Amber Road
Mar 2023Whole RentalLandlordCondoQueenstown/ Tiong Bahru
Feb 2023Whole RentalTenantCondoKatong/ Joo Chiat/ Amber Road
Feb 2023Whole RentalLandlordLandedBishan/ Ang Mo Kio
Dec 2022ResaleBuyerCondoUpper Thomson/ Springleaf
Oct 2022Whole RentalLandlordCondoTelok Blangah/ Harbourfront
Oct 2022Whole RentalLandlordCondoTampines/ Pasir Ris
Jul 2022Whole RentalLandlordCondoArdmore/ Bukit Timah/ Holland Road/ Tanglin
Jun 2022Whole RentalTenantCondoKatong/ Joo Chiat/ Amber Road
May 2022ResaleSellerHDBPunggol
May 2022Whole RentalTenantCondoArdmore/ Bukit Timah/ Holland Road/ Tanglin
Mar 2022Whole RentalLandlordCondoQueenstown/ Tiong Bahru
Dec 2021ResaleSellerHDBSengkang
Dec 2021Whole RentalLandlordCondoArdmore/ Bukit Timah/ Holland Road/ Tanglin
Oct 2021Whole RentalLandlordCondoPasir Panjang/ Hong Leong Garden/ Clementi New Town
Sep 2021Whole RentalTenantCondoSerangoon Garden/ Hougang/ Punggol
Sep 2021Whole RentalLandlordCondoTampines/ Pasir Ris
Aug 2021Whole RentalLandlordCondoKatong/ Joo Chiat/ Amber Road
Jul 2021Whole RentalTenantCondoKatong/ Joo Chiat/ Amber Road
May 2021Whole RentalTenantCondoBishan/ Ang Mo Kio

This record reflects transactions in the public CEA register. Off-market deals and very recent transactions may not appear yet, and government data is published with a lag. Spotted an error? Report it and we will check it against the source.

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Is this Sebastian?

This profile is compiled from public CEA, URA and HDB transaction records. If a figure looks wrong, we will check it against the source and correct verified errors. You can also claim the profile to add context, or ask us to remove it.

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Quick answers

About Sim Wee Soon (Sebastian), from the record.

Is Sim Wee Soon (Sebastian) a CEA-registered property agent?

Yes. Sim Wee Soon (Sebastian) is registered with the Council for Estate Agencies under registration number R000485I, currently with Unison Agency. You can verify this on the CEA Public Register.

How many property transactions does Sim Wee Soon (Sebastian) have on record?

77 transactions are attributed to Sim Wee Soon (Sebastian) in CEA's public transaction records. The full breakdown by property type, transaction type and side is shown on this page.

What is Sim Wee Soon (Sebastian)'s AgentScore?

84/100. AgentScore is computed by FairComparisons from public CEA, URA and HDB records, weighing transaction volume, recent activity, market diversity and experience. Rankings cannot be bought or edited by any agent.

Which area is Sim Wee Soon (Sebastian) most active in?

Katong, based on the location of Sim Wee Soon (Sebastian)'s recorded transactions.

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