Home / Compare agents / Propnex Realty / Ong Siew See Serene (Serene Ong)
85
AGENTSCORE
Strong

Ong Siew See Serene (Serene Ong)

Propnex Realty property agent in Toa Payoh · CEA R061202F
48 transactions8% in Upper Thomson56% hdbUpper Thomson/ Springleaf
Ranked on CEA dataUpdated Jul 2026
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The record at a glance

Strong track record in Upper Thomson.

Ong Siew See Serene (Serene Ong) holds an exceptional AgentScore of 85/100 on 48 CEA-recorded transactions. Sales make up 60% of that record, of which 48% of sided sales had them acting for the seller. Their sales concentrate in HDB property, over roughly 6 years of recorded activity.

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

Verified track record

29
Recorded sales
19
Rental transactions
0
Sales logged on FairComparisons

Sales and rentals are counted from official CEA salesperson records. No sales have been logged on FairComparisons yet; this fills in as the record grows.

Performance overview

Based on 48 CEA transactions recorded to date.

Property mix
HDB
56%
Condo & apartment
42%
Landed
2%
Represents
Landlord
33%
Buyer
31%
Seller
29%
Tenant
6%

Where Ong is most active

Upper Thomson/ Springleaf
4
Hillview/ Dairy Farm/ Bukit Panjang/ Choa Chu Kang
4
Kranji/ Woodgrove
4
Raffles Place/ Cecil/ Marina/ People'S Park
2
Serangoon Garden/ Hougang/ Punggol
2

Transaction record

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

14
Sales representing the seller
15
Sales representing the buyer
19
Rental transactions

Selling a home? Ong represented the seller in 14 of 29 recorded sales, alongside 19 rental deals.

Last recorded deal · Apr 2026
DateTypeActing forPropertyArea
Apr 2026Whole RentalLandlordHDBAng Mo Kio
Mar 2026ResaleSellerHDBToa Payoh
Jan 2026Whole RentalLandlordHDBToa Payoh
Nov 2025Room RentalLandlordHDBToa Payoh
Sep 2025Whole RentalLandlordHDBSengkang
Jun 2025Whole RentalLandlordHDBPasir Ris
Mar 2025Room RentalLandlordHDBJurong West
Jan 2025Whole RentalLandlordHDBBukit Merah
Dec 2024ResaleSellerCondoHillview/ Dairy Farm/ Bukit Panjang/ Choa Chu Kang
Nov 2024Room RentalLandlordHDBToa Payoh
Nov 2024New SaleSellerCondoOrchard/ Cairnhill/ River Valley
Sep 2024ResaleBuyerCondoQueenstown/ Tiong Bahru
Jul 2024ResaleSellerHDBBukit Merah
Jul 2024ResaleBuyerHDBBukit Merah
Jul 2024ResaleBuyerCondoRaffles Place/ Cecil/ Marina/ People's Park
Jul 2024Whole RentalLandlordCondoKranji/ Woodgrove
Jun 2024ResaleBuyerHDBBukit Panjang
Apr 2024ResaleBuyerCondoTampines/ Pasir Ris
Apr 2024ResaleBuyerHDBBedok
Apr 2024Whole RentalLandlordCondoJurong
Mar 2024Whole RentalTenantHDBToa Payoh
Mar 2024New SaleSellerCondoUpper Thomson/ Springleaf
Mar 2024ResaleSellerCondoHillview/ Dairy Farm/ Bukit Panjang/ Choa Chu Kang
Jan 2024Whole RentalLandlordCondoKranji/ Woodgrove
Nov 2023Whole RentalLandlordHDBSengkang
Nov 2023Room RentalLandlordHDBToa Payoh
Sep 2023Whole RentalTenantCondoSerangoon Garden/ Hougang/ Punggol
Aug 2023Room RentalTenantHDBPunggol
Aug 2023Whole RentalLandlordHDBPasir Ris
Jul 2023New SaleSellerCondoUpper Thomson/ Springleaf
Jul 2023New SaleSellerCondoUpper Thomson/ Springleaf
Jul 2023ResaleSellerHDBBedok
Feb 2023ResaleSellerCondoRaffles Place/ Cecil/ Marina/ People's Park
Dec 2022ResaleSellerCondoKranji/ Woodgrove
Nov 2022ResaleBuyerHDBWoodlands
Nov 2022New SaleSellerCondoHillview/ Dairy Farm/ Bukit Panjang/ Choa Chu Kang
Sep 2022ResaleSellerHDBBedok
Jul 2022ResaleBuyerHDBToa Payoh
May 2022ResaleBuyerCondoGeylang/ Eunos
Mar 2022Room RentalLandlordCondoHillview/ Dairy Farm/ Bukit Panjang/ Choa Chu Kang
Jan 2022Whole RentalLandlordCondoKranji/ Woodgrove
Jul 2021ResaleBuyerHDBWoodlands
Mar 2021ResaleBuyerLandedUpper Thomson/ Springleaf
Jan 2021ResaleBuyerHDBYishun
Jan 2021ResaleBuyerHDBJurong West
Nov 2020ResaleBuyerHDBClementi
Oct 2020ResaleSellerHDBSembawang
Mar 2020ResaleBuyerCondoSerangoon Garden/ Hougang/ Punggol

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 Ong?

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