Tri State Stone And Building Supply Inc — compliance record
The full vetting file: federal registrations, authority history, insurance, inspections, record changes, and recent coverage — the checks a broker or shipper runs, in one place.
Vetting summary
Inspections
22 on file
Out-of-service
Within normal range vs national averages
Email identity
Company domain, matches website
Federal identity
Registration snapshot
Legal name
Tri State Stone And Building Supply Inc
DBA
—
Entity type
Carrier
Physical address
8200 Seven Locks Rd, Bethesda, MD 20817-2074
Phone
(301) 365-2100
Power units
14
Drivers
4
First on record
—
Last MCS-150 filing
—
Hazmat flag
No
Operating authority
Dockets & filings
No L&I dockets on file for this DOT number.
Out-of-service rates
Driver OOS
0.0%
National average ≈ 5.9% · 22 inspections on record
Vehicle OOS
40.9%
National average ≈ 20.9% · 22 inspections on record
Email & web forensics
On-file email
joeporto@carderock.com — company domain
Mail host
Self-hosted / other
Domain match
Email domain matches the company website
From the FMCSA on-file contact, public domain registration (RDAP), and live DNS.
Crash record — last 24 months
0
Reportable crashes
0
Tow-aways
0
With injuries
0
With fatalities
Most recent: MD 01/2022 · MD 12/2020 · MD 05/2008 — from the federal crash file; recordable crashes regardless of fault.
Safety record
Inspection history
| Date | State | Level |
|---|---|---|
| Apr 10, 2026 | MD | Level II — Walk-around |
| Sep 29, 2025 | MD | Level II — Walk-around |
| Aug 22, 2025 | MD | Level II — Walk-around |
| Jul 31, 2025 | MD | Level III — Driver-only |
| Jul 21, 2025 | MD | Level II — Walk-around |
| Jun 10, 2025 | MD | Level I — Full |
| Aug 15, 2024 | MD | Level II — Walk-around |
| Aug 7, 2024 | MD | Level II — Walk-around |
| Mar 4, 2024 | US | Level I — Full |
| Feb 26, 2024 | MD | Level II — Walk-around |
| Dec 21, 2023 | MD | Level III — Driver-only |
| Dec 12, 2023 | MD | Level II — Walk-around |
| Dec 7, 2023 | MD | Level II — Walk-around |
| Nov 15, 2023 | DC | Level III — Driver-only |
| Nov 9, 2023 | MD | Level II — Walk-around |
| Oct 25, 2023 | MD | Level II — Walk-around |
| Oct 20, 2023 | MD | Level II — Walk-around |
| Oct 5, 2023 | MD | Level II — Walk-around |
| Sep 15, 2023 | MD | Level II — Walk-around |
| Sep 14, 2023 | MD | Level II — Walk-around |
| Sep 11, 2023 | MD | Level II — Walk-around |
| Aug 31, 2023 | MD | Level I — Full |
Most recent 22 of 22 inspections on file.
Activity log
Record changes
TenFourHQ re-syncs the federal record daily and logs every field that changes — address moves, fleet-size jumps, authority flips. Sudden changes are a classic fraud tell.
No changes recorded since TenFourHQ began tracking this company.
In the news
Recent coverage
No recent news coverage found for "Tri State Stone And Building Supply Inc" — for most small carriers, no news is good news.
Via Google News — headlines may include similarly-named companies; verify before acting.
Vetting toolkit
Verify it yourself
FMCSA SAFER snapshot ↗
The official company snapshot, straight from FMCSA.
FMCSA SMS safety profile ↗
Safety Measurement System — BASIC scores and crash history.
L&I authority record ↗
Licensing & Insurance: authority, insurance, and BOC-3 on file.
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Quick sweep for litigation and judgments.