Katherine Helsa Siew Ting Ting (Katherine Siew)
Selling a home? Note that 27% of Katherine's recorded deals are sales; the rest are rentals. The record below shows the full mix.
Your AgentScore is 85, Katherine. Sellers can already see it.
Your CEA transaction record is already public, so this page exists whether you claim it or not. Claim it to add your photo and bio and subscribe to agent tools.
Free. No paid placements, no ranking changes. We rank agents on CEA data, not on who pays.
Mostly rental deals in Watten Estate.
Katherine Helsa Siew Ting Ting (Katherine Siew) holds an exceptional AgentScore of 85/100 on 52 CEA-recorded transactions. Only 27% of that record is sales rather than rentals, and of the sales with a recorded side 100% were seller-side, representing the person selling. The record centres on condo and apartment transactions, over roughly 9 years of recorded activity.
Synthesised from Katherine's CEA transaction record. Full breakdown below.
Verified track record
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 52 CEA transactions recorded to date.
Where Katherine is most active
Transaction record
Every deal below is from the CEA salesperson public register. No price or address is published in this record. Verify Katherine's current CEA registration ↗
Selling a home? Katherine represented the seller in 14 of 14 recorded sales, alongside 38 rental deals.
| Date | Type | Acting for | Property | Area |
|---|---|---|---|---|
| Apr 2026 | Whole Rental | Landlord | Condo | Anson/ Tanjong Pagar |
| Feb 2026 | Whole Rental | Landlord | HDB | Bukit Merah |
| Feb 2026 | Whole Rental | Tenant | Condo | Upper Bukit Timah/ Clementi Park/ Ulu Pandan |
| Jan 2026 | Whole Rental | Tenant | Landed | Loyang/ Changi |
| Oct 2025 | Whole Rental | Tenant | Condo | Queenstown/ Tiong Bahru |
| Aug 2025 | Whole Rental | Landlord | Condo | Watten Estate/ Novena/ Thomson |
| Jul 2025 | Whole Rental | Tenant | Condo | Upper Bukit Timah/ Clementi Park/ Ulu Pandan |
| May 2025 | Whole Rental | Tenant | Condo | Ardmore/ Bukit Timah/ Holland Road/ Tanglin |
| Dec 2024 | Whole Rental | Tenant | Condo | Geylang/ Eunos |
| Jul 2024 | Whole Rental | Tenant | Condo | Ardmore/ Bukit Timah/ Holland Road/ Tanglin |
| Jul 2024 | Whole Rental | Tenant | Condo | Watten Estate/ Novena/ Thomson |
| Jun 2024 | Whole Rental | Landlord | Condo | Anson/ Tanjong Pagar |
| Mar 2024 | Whole Rental | Tenant | Condo | Upper Bukit Timah/ Clementi Park/ Ulu Pandan |
| Oct 2023 | Whole Rental | Tenant | Condo | Raffles Place/ Cecil/ Marina/ People's Park |
| Sep 2023 | Resale | Seller | HDB | Jurong East |
| Sep 2023 | Whole Rental | Landlord | Condo | Watten Estate/ Novena/ Thomson |
| Sep 2023 | Whole Rental | Tenant | Condo | Orchard/ Cairnhill/ River Valley |
| Jun 2023 | Whole Rental | Tenant | Condo | Ardmore/ Bukit Timah/ Holland Road/ Tanglin |
| Feb 2023 | New Sale | Seller | Condo | Pasir Panjang/ Hong Leong Garden/ Clementi New Town |
| Dec 2022 | Whole Rental | Tenant | Landed | Loyang/ Changi |
| Sep 2022 | Whole Rental | Tenant | Condo | Orchard/ Cairnhill/ River Valley |
| Aug 2022 | Whole Rental | Tenant | Condo | Watten Estate/ Novena/ Thomson |
| Jun 2022 | Resale | Seller | Condo | Ardmore/ Bukit Timah/ Holland Road/ Tanglin |
| Jun 2022 | Resale | Seller | HDB | Yishun |
| May 2022 | Whole Rental | Landlord | Condo | Watten Estate/ Novena/ Thomson |
| Mar 2022 | Whole Rental | Landlord | Condo | Ardmore/ Bukit Timah/ Holland Road/ Tanglin |
| Feb 2022 | Whole Rental | Tenant | Landed | Macpherson/ Braddell |
| Jan 2022 | New Sale | Seller | Landed | Seletar |
| Nov 2021 | Whole Rental | Tenant | Condo | Bishan/ Ang Mo Kio |
| Nov 2021 | Resale | Seller | HDB | Central Area |
| Nov 2021 | Resale | Seller | Condo | Pasir Panjang/ Hong Leong Garden/ Clementi New Town |
| Nov 2021 | Whole Rental | Tenant | Condo | Raffles Place/ Cecil/ Marina/ People's Park |
| Sep 2021 | Whole Rental | Tenant | Condo | Orchard/ Cairnhill/ River Valley |
| Jul 2021 | Resale | Seller | HDB | Bukit Timah |
| Feb 2021 | Whole Rental | Landlord | Condo | Pasir Panjang/ Hong Leong Garden/ Clementi New Town |
| Dec 2020 | Room Rental | Tenant | Condo | Orchard/ Cairnhill/ River Valley |
| Nov 2020 | Room Rental | Landlord | Condo | Balestier/ Toa Payoh/ Serangoon |
| Sep 2020 | Room Rental | Tenant | Condo | Orchard/ Cairnhill/ River Valley |
| Sep 2020 | Room Rental | Tenant | Condo | Geylang/ Eunos |
| Aug 2020 | Whole Rental | Landlord | HDB | Choa Chu Kang |
| Jul 2020 | Room Rental | Tenant | Condo | Orchard/ Cairnhill/ River Valley |
| Jun 2020 | Whole Rental | Landlord | Condo | Pasir Panjang/ Hong Leong Garden/ Clementi New Town |
| Jun 2020 | Resale | Seller | Condo | Watten Estate/ Novena/ Thomson |
| Apr 2020 | Whole Rental | Landlord | Condo | Pasir Panjang/ Hong Leong Garden/ Clementi New Town |
| Mar 2020 | Resale | Seller | HDB | Bishan |
| Feb 2020 | Whole Rental | Tenant | Landed | Macpherson/ Braddell |
| Jan 2020 | Whole Rental | Tenant | Condo | Serangoon Garden/ Hougang/ Punggol |
| Jan 2020 | Whole Rental | Tenant | Condo | Geylang/ Eunos |
| Nov 2019 | Resale | Seller | HDB | Bishan |
| Jun 2019 | Resale | Seller | HDB | Hougang |
| Feb 2019 | Resale | Seller | HDB | Ang Mo Kio |
| Jun 2017 | Resale | Seller | HDB | Kallang/Whampoa |
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.
Client reviews
Other agents active in Bishan
Scored on their CEA transaction record in Bishan. Compare before you decide who to invite.
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.
Request a correction or removal