Investor profile - OH

William Riat

William Riat is a real estate investor and operator based in Columbus, OH. Public filings show activity across 8 properties held through 28 holding companies. Recent mortgage relationships include Lument, American General Life Insurance, and CenterBank.

Contact info available

William's Activity

As of December 2025, public records show approximately $675.6M in recorded mortgage exposure linked to this investor across at least 48 mortgage filings and 8 properties held through 28 holding companies. Activity appears concentrated in multifamily and residential assets recorded between 2010 and 2025.

Primary Geography

Columbus, OH

ZIP codes: 43110, 43230, 43017, 43215, and 43220

Most recorded activity for this investor appears in COLUMBUS, CANAL WINCHESTER, and DUBLIN.

Property Type Breakdown

Multifamily33%
Residential17%
Commercial17%
Other33%

Associated Entities (28)

CASTO DW II LLC

OH · 4 properties · 17 mortgages

Incorporated on 09/28/2016 in OH
WATERLOO CROSSING LTD

OH · 0 properties · 6 mortgages

active
Incorporated on 09/20/2001 in OHMailing Address: 209 EAST STATE STREET, COLUMBUS, 43215, OH, United States
NEWMARKET ACQUISITION LTD

OH · 1 property · 5 mortgages

active
Incorporated on 05/09/1997 in OHMailing Address: 209 E STATE ST., COLUMBUS, 43215, OH, United States

+25 more not shown

Mortgages (48)

DateAmountStatusLenderBorrowerAddress
04/14/2025$43.4MOpenLumentSAWMILL COMMONS LLC-
09/25/2024$30.6MOpenLumentGATEWAY PARTNERS MONTGOMERY RESIDENTIAL LLC7920 CAMERON LN,
MONTGOMERY, OH 45242
06/13/2024$47.2MOpenCOLUMBUS METROPOLITAN HOUSING AUTHORITYRIVERSIDE SUNSHINE PHASE II LLC-

+45 more not shown

Owned Properties (8)

AddressDeeded ownerStatusConsideration
0 WATERLOO RD,
CANAL WINCHESTER, OH 43110
TRILOGY CWS CANAL WINCHESTER LLCSold$782
0 WATERLOO RD,
CANAL WINCHESTER, OH 43110
ABBOTT WATERLOO LLCSold$0
6591 WINCHESTER BLVD,
CANAL WINCHESTER, OH 43110
CFT NV DEVELOPMENTS LLCOwns - 5.6 yrs$595k

+5 more not shown

FAQ

What type of real estate does this investor focus on?

Associated mortgages and deeds show activity in multifamily, residential, and commercial properties across Columbus, OH.

What companies is William Riat associated with?

William Riat is associated with 28 entities based on extracted signatures from public records. Key entities include CASTO DW II LLC, WATERLOO CROSSING LTD, NEWMARKET ACQUISITION LTD, HQ FLATS PHASE I LLC, and ALBANY GLEN II LLC.

How many properties are associated with this investor?

At least 8 properties are associated with William Riat and the entities they control, based on signatures extracted from recorded documents connecting William Riat to the entities.

Which lenders has this investor worked with?

Recent mortgage activity references Lument, American General Life Insurance, and CenterBank, indicating a mix of lending relationships.

How recent is their activity?

Records show activity from 2010 through 2025, with the most recent mortgage recorded in 2025.

How is associated activity determined?

Elementix uses AI to extract signatures from recorded documents. These signatures are used to determine the relationships between people and entities. This is a novel approach that goes beyond looking at corporate filings and skip-tracing.

The information displayed on this page is compiled from recorded real estate documents, business filings, and other lawfully available sources. Elementix summarizes and analyzes public record activity related to investment real estate and associated business entities. Any contact indicators shown (such as email domain references or partial phone digits) are provided solely as unverified signals and may be incomplete or outdated.

Elementix is not a consumer reporting agency, and this information does not constitute a consumer report. The data may not be used to make decisions about an individual's eligibility for personal credit, consumer housing, employment, insurance, or any other purpose governed by the Fair Credit Reporting Act.

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