Records through Oct 2026 · latest successful job 11 Oct 2026 · sourced from data.gov.sg, URA, CEA · methodology →
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CEA-registered property agent

Sum Kwan Ying (Sky Sum)

Lion Key RealtyR042812HRegistered Jan 2026Multi-district⬆ Top 24% in Punggol▼ 33% momentum

42 CEA transaction entries from Feb 2017 to May 2026.

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CEA entries
42
Last 12 months
5
12% of career
Last transaction
May 2026
Avg per quarter
1.2
9 active years

Activity over time

9 CEA entries in Jun 2025–May 2026, up 29% vs the previous 12 months

9 active years
Source CEA public registern = 42Updated May 2026Each CEA register entry counts once. Rentals include HDB and private tenancies; sales include resale, new sale and sub sale.

Rankings

Where they rank

Overall rank#8,859of 21,064
5 txns
Sales rank#9,208of 21,064
1 txns
Rentals rank#6,678of 21,064
4 txns

Rank by CEA-recorded transaction count among all active agents in the timeframe. Sales excludes rentals.

Property type

Distribution by property category

Last 24 months · n = 9

66.7%
Condominium…
  • Condominium Apartments666.7%
  • HDB333.3%

Transaction type

Distribution by transaction category

Full recorded history · n = 42

50.0%
Whole Rental
  • Whole Rental2150.0%
  • Resale1945.2%
  • New Sale12.4%
  • Room Rental12.4%

Sales representation

New sale, resale & sub-sale

60.0%
Buyer
  • Buyer1260.0%
  • Seller840.0%

Rental representation

Whole rental & room rental

59.1%
Tenant
  • Tenant1359.1%
  • Landlord940.9%

Top neighbourhoods

Where they actually transact, last 60 months

  • SEMBAWANG
    330.0%
  • PUNGGOL
    110.0%
  • ANG MO KIO
    110.0%
  • MARINE PARADE
    110.0%
  • JURONG WEST
    110.0%
  • JURONG EAST
    110.0%
  • CHOA CHU KANG
    110.0%
  • TAMPINES
    110.0%
Source CEA public registern = 10Window Last 60 months; records with a known neighbourhood

Geographic footprint

Where this agent is active

Choose a district to see the agent’s recorded activity there.

Last 24 months
District 15, Katong · Joo Chiat · Marine Parade: 1 recorded entriesDistrict 16, Bedok · Upper East Coast · Bayshore: 1 recorded entriesDistrict 18, Tampines · Pasir Ris: 1 recorded entriesDistrict 19, Hougang · Punggol · Sengkang: 1 recorded entries
District 9, Orchard · Cairnhill · River Valley: 2 recorded entries
City centre
  • 1 entry
  • 2 entries
  • No recorded activity

CEA records identify a postal district, not an exact address. District outlines are approximate (derived from URA Master Plan subzones).

Source CEA public registern = 6how this is computedWindow Last 24 months; entries with a recognised postal district

Transaction records

CEA transaction records

Showing 1–42 of 42

DateProperty typeTransaction typeRepresentedLocationDistrict
May 2026Condominium ApartmentsRentalTenantKatong/ Joo Chiat/ Amber RoadD15
May 2026Condominium ApartmentsRentalTenantOrchard/ Cairnhill/ River ValleyD9
Apr 2026HDBRentalLandlordPUNGGOL—
Mar 2026Condominium ApartmentsRentalLandlordTampines/ Pasir RisD18
Dec 2025Condominium ApartmentsResaleSellerSerangoon Garden/ Hougang/ PunggolD19
Sep 2025Condominium ApartmentsResaleBuyerOrchard/ Cairnhill/ River ValleyD9
Aug 2025Condominium ApartmentsRentalTenantBedok/ Upper East Coast/ Eastwood/ Kew DriveD16
Jul 2025HDBResaleBuyerJURONG EAST—
Jun 2025HDBResaleSellerJURONG WEST—
Oct 2024Condominium ApartmentsRentalTenantHillview/ Dairy Farm/ Bukit Panjang/ Choa Chu KangD23
Sep 2024Condominium ApartmentsRentalTenantGeylang/ EunosD14
Sep 2024Condominium ApartmentsRentalTenantGeylang/ EunosD14
Jul 2024Condominium ApartmentsRentalLandlordTampines/ Pasir RisD18
Jul 2024Condominium ApartmentsRentalTenantKatong/ Joo Chiat/ Amber RoadD15
Jul 2024Condominium ApartmentsRentalTenantGeylang/ EunosD14
Jun 2024Condominium ApartmentsRentalTenantOrchard/ Cairnhill/ River ValleyD9
May 2024Condominium ApartmentsRentalLandlordTampines/ Pasir RisD18
Jan 2024Condominium ApartmentsRentalLandlordSerangoon Garden/ Hougang/ PunggolD19
Sep 2023Condominium ApartmentsResaleBuyerYishun/ SembawangD27
Sep 2023Condominium ApartmentsRentalLandlordSerangoon Garden/ Hougang/ PunggolD19
Sep 2023Condominium ApartmentsNew SaleSellerTampines/ Pasir RisD18
Jan 2023HDBResaleBuyerSEMBAWANG—
Nov 2022HDBResaleSellerCHOA CHU KANG—
Oct 2022HDBRentalLandlordMARINE PARADE—
Sep 2022Condominium ApartmentsRentalTenantGeylang/ EunosD14
Sep 2022Condominium ApartmentsResaleBuyerBedok/ Upper East Coast/ Eastwood/ Kew DriveD16
Sep 2022Condominium ApartmentsRentalTenantGeylang/ EunosD14
Sep 2022HDBResaleBuyerSEMBAWANG—
Aug 2022Condominium ApartmentsRentalTenantKatong/ Joo Chiat/ Amber RoadD15
Aug 2022HDBResaleSellerSEMBAWANG—
May 2022Condominium ApartmentsResaleBuyerGeylang/ EunosD14
Apr 2022Condominium ApartmentsRentalLandlordTampines/ Pasir RisD18
Jan 2022HDBResaleSellerTAMPINES—
Dec 2021HDBResaleSellerANG MO KIO—
Nov 2021Condominium ApartmentsResaleBuyerKatong/ Joo Chiat/ Amber RoadD15
Nov 2021Condominium ApartmentsRoom RentalTenantGeylang/ EunosD14
Aug 2021Condominium ApartmentsRentalLandlordSerangoon Garden/ Hougang/ PunggolD19
Jul 2019HDBResaleBuyerQUEENSTOWN—
May 2018HDBResaleBuyerJURONG WEST—
Mar 2017HDBResaleSellerTAMPINES—
Feb 2017HDBResaleBuyerJURONG WEST—
Feb 2017HDBResaleBuyerCLEMENTI—
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Each row is one CEA source entry. Entries with the same month and location remain separate because the public data does not establish that they are the same deal.

Source CEA public registern = 42how this is computed