← All landlords

DC Worst Landlord Watchlist

Mash C St .LLC

Ward 7
2 Buildings
35 Open Violations
$34,464 Fines on Open Violations
Aug 2026 Last Violation

DC business record

In good standing Limited liability company formed in DC · DC file number L00007016570

Who owns this company

DC business records list Haileselassie Deres as this company's beneficial owner.

From DC's beneficial owner records for Mash C St. LLC, a current snapshot.

DOB also cites this company as Mash C St LLC.

Buildings across DC

Violations

Open violations at this landlord's buildings, grouped by type, most often cited first.

Violation Times Cited Fines Date Range Buildings
Cracked plaster, holes, or water damage 15 $9,213 2023–2026 1
Unsafe stairs or walking surfaces 3 $3,685 2024–2025 1
Unsafe cooking or water heating appliances 2 $2,498 2025–2025 1
Interior surfaces unsanitary or in poor condition 2 $1,276 2026–2026 1
Failure to maintain exterior doors, door assemblies, operator syste... 2 $1,144 2022–2023 1
Smoke alarms missing — sleeping rooms 2 $5,098 2026–2026 1
Show 9 more violation types Show fewer
Mechanical or electrical systems unmaintained 1 $1,274 2026–2026 1
Failure to provide common areas and stairways with sufficient illum... 1 $554 2022–2022 1
Failure to maintain interior doors that are securely attached to ja... 1 $111 2022–2022 1
Failure to maintain exterior walls free from holes, breaks, or loos... 1 $638 2026–2026 1
Unsanitary bathroom or kitchen fixtures 1 $554 2022–2022 1
Failure to keep all required portable fire extinguishers maintained... 1 $2,214 2022–2022 1
Smoke alarms missing — common areas 1 $2,549 2026–2026 1
Mechanical or electrical systems unmaintained 1 $1,107 2022–2022 1
Allowing a dangerous structure or premises to exist consisting of a... 1 $2,549 2026–2026 1

Buildings

# Address Units Violations Fines Last Cited
1 5048 C Street SE 12 34 $31,915 Aug 2026 2 5044 C Street SE 12 1 $2,549 Jul 2026

What you can do

🏛️
Report ongoing issues in your building
If you live in one of these buildings, you can anonymously report what's going on and see if your neighbors are dealing with the same issues. Look up your building to get started.
Tip: be specific about the issue and how long it's been going on — it helps build a stronger record.
Look up your building →
🤝
Get help from a volunteer
A volunteer can help you understand your options — whether that's filing a complaint, organizing with neighbors, or connecting with a tenant rights organization.

Violation and fine data from DC Department of Buildings open records. Fines shown are assessed amounts; DC does not publish collected amounts. "Last cited" is the date of the most recent violation recorded for each building.