Investor profile - MD

Sean Mulhall

Sean Mulhall is a real estate investor and operator based in Washington-Baltimore, DC-MD-VA. Public filings show activity across 9 properties held through 10 holding companies. Recent mortgage relationships include Dominion Financial Services, UNITED EQUITY NETWORK, and RCN Capital.

Contact info available

Sean's Activity

As of December 2025, public records show approximately $27.3M in recorded mortgage exposure linked to this investor across at least 72 mortgage filings and 9 properties held through 10 holding companies. Activity appears concentrated in residential assets recorded between 2022 and 2025.

Primary Geography

Washington-Baltimore, DC-MD-VA

ZIP codes: 21222, 21136, 21212, 21215, and 21217

Most recorded activity for this investor appears in BALTIMORE, DUNDALK, and REISTERSTOWN.

Property Type Breakdown

Residential100%

Associated Entities (10)

BLACKTREE HOLDINGS 1 LLC

MD · 0 properties · 23 mortgages

active
Incorporated on 11/09/2023 in MDMailing Address: 1234 LIGHT ST, BALTIMORE, 21230, MD, United States
CEO LEGACY INVESTMENTS LLC

MD · 0 properties · 19 mortgages

active
Incorporated on 01/08/2021 in MDMailing Address: 2006 HILLCREST AVE., GAMBRILLS, 21054, MD, United States
SMDMD HOLDINGS 1 LLC

MD · 0 properties · 9 mortgages

active
Incorporated on 09/15/2022 in MDMailing Address: 1014 S CHARLES ST., BALTIMORE, 21230, MD, United States

+7 more not shown

Mortgages (72)

Top Lenders

DateAmountStatusLenderBorrowerAddress
11/20/2025$550kOpenINFINITY HOMESBLACKTREE HOLDINGS 1 LLC36 WADE AVE,
CATONSVILLE, MD 21228
11/20/2025$200kOpenINFINITY HOMES ANDBLACKTREE HOLDINGS 1 LLC36 WADE AVE,
CATONSVILLE, MD 21228
10/24/2025$550kOpenINFINITY HOMESBLACKTREE HOLDINGS 1 LLC3045 SAINT JOHNS LN,
ELLICOTT, MD 21042

+69 more not shown

Owned Properties (9)

AddressDeeded ownerStatusConsideration
208 SAINT HELENA AVE,
DUNDALK, MD 21222
BDMF PARTNERS HOLDINGS 1 LLCOwns - 2.5 yrs$60k
119 MAIN ST,
DUNDALK, MD 21222
BDMF HOLDINGS LLCOwns - 3.6 yrs$0
7704 GOUGH ST,
BALTIMORE, MD 21224
BDMF HOLDINGS LLCOwns - 3.6 yrs$0

+6 more not shown

FAQ

What type of real estate does this investor focus on?

Associated mortgages and deeds show activity in residential properties across Washington-Baltimore, DC-MD-VA.

What companies is Sean Mulhall associated with?

Sean Mulhall is associated with 10 entities based on extracted signatures from public records. Key entities include BLACKTREE HOLDINGS 1 LLC, CEO LEGACY INVESTMENTS LLC, SMDMD HOLDINGS 1 LLC, SMDMD HOLDINGS 2 LLC, and SMD CAPITAL LLC.

How many properties are associated with this investor?

At least 9 properties are associated with Sean Mulhall and the entities they control, based on signatures extracted from recorded documents connecting Sean Mulhall to the entities.

Which lenders has this investor worked with?

Recent mortgage activity references Dominion Financial Services, UNITED EQUITY NETWORK, and RCN Capital, indicating a mix of lending relationships.

How recent is their activity?

Records show activity from 2022 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.

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