Fleet typeIdentity
Small fleet
4 power units. Brokers price each fleet type apart.
Carrier profile · USDOT 405121
DIAMOND UTILITY CORP
4 power unitsEAST ANDOVER, NH
CARRIER INACTIVE
Observed fleet · trailing 24 mo daily
4Power units
Self-reported · MCS-150
—Trailers seen
None observed · 24 mo
—Avg age (yr)
Awaiting decode
Click to see how we scored it
Load decision · FMCSA snapshot · 2026-06-13
Limited record
Not enough federal record to assess. Verify authority and insurance directly.
Established 36 yearsUSDOT registration inactive
Watch · 3
USDOT registration inactiveThe USDOT record is flagged inactive — the carrier may not be authorized to operate.No inspection history despite active fleetAn established carrier reporting 4 power units has no roadside inspections — a common shell/paper-carrier signal.MCS-150 census data outdatedThe biennial MCS-150 update is 13.3 years old; fleet/mileage figures may be unreliable.
In good standing · 1
Operating authority3535 yr active
since 1990Insurance (BIPD)Unknown
FMCSA L&IVehicle OOS · 24mo—%
▼ 22.26% nat'lCrashes · fatal00
clean 24 moVektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots
Fleet age vs peersDecoding
—
Awaiting VIN decode
Identity stabilityStable
35 yr unchanged
Same registration since 1990 — no chameleon / reincarnation signal.
AI readFull read
Is DIAMOND UTILITY CORP safe to work with?
Is DIAMOND UTILITY CORP safe to load? DIAMOND UTILITY CORP (USDOT 405121) is an inactive small-fleet motor carrier based in EAST ANDOVER, NH, operating 4 power units and 3 drivers. Operating authority has been active 35 years (past the 24-month broker-confidence threshold). FMCSA has not assigned a safety rating. Vektor rates it unrated (50/100), with the leading concern: usdot registration inactive. Source: FMCSA SAFER/MCMIS, last updated 2026-06-13.
FMCSA fields + Vektor analysis · updated 2026-06-13
DUDIAMOND UTILITY CORP 50
01
Safety
Roadside inspections, BASICs & crash history
Out-of-service rate· trailing 24 months vs national benchmark
No roadside inspections on record.
02
Authority & insurance
Can they legally + adequately haul your load?
Insurance continuity· insurer · policy · lapses
No insurance filing history on record.
03
Equipment & fleet
VIN-decoded · NHTSA vPIC
Capacity· power units = haulable capacity; trailers are towed
- Registered power units (MCS-150)
- 4
- Observed power (24 mo)
- —
- Trailers (towed)
- —
Capacity is power units only — trailers are towed equipment and are never summed into a fleet-size figure.
04
Operations & lanes
Revealed by inspection density · 24 mo
Inspection density by state· each tile = a state · shade = inspections, last 24 mo
Home base
EAST ANDOVER, NH
Density
fewermore
05
Network & fraud
Affiliated entities & reincarnation signals · for review, not a verdict
Shares a registration email domain with other carriers
@tds.net — 2329 carriers: USDOT 39004USDOT 39512USDOT 46496USDOT 46639USDOT 46871USDOT 74449USDOT 75558USDOT 82542
06
Identity & contact
FMCSA census + L&I dossier
Location
- Physical address
- TILTON BROOK RD, EAST ANDOVER, NH, 03231
- Mailing address
- PO BOX 196, EAST ANDOVER, NH, 03231-0196
- Operation
- Interstate
Contact
- Phone
- (603) 934-7587
- Cell
- (603) 496-4256
- Fax
- (603) 934-4245
- stevenk@tds.net
- Web domain
- tds.net
Registration
- Officer
- Steven K Roz
- USDOT / docket
- 405121
- First registered
- 08/15/1990
- Last MCS-150
- 03/08/2013 · 100,000 mi (2012)
- FMCSA safety rating
- Not rated
- D-U-N-S
- —
Fleet (self-reported · MCS-150)
07
Federal activity
Daily-captured FMCSA licensing & insurance changes — monitored by Vektor
Federal record activity· monitored daily by Vektor
No licensing or insurance changes captured since Vektor began monitoring this carrier (June 2026). Quiet is usually good.
08
Reviews
Verified broker, shipper & driver reviews — moderated
Performance ratings only — never the Vektor risk score
No verified reviews yet
Be the first broker or shipper to rate DIAMOND UTILITY CORP. Reviews cover performance only — on-time delivery, payment speed, communication — and never affect the Vektor risk score.
Leave a review09
Frequently asked
What is DIAMOND UTILITY CORP's USDOT number?
DIAMOND UTILITY CORP's USDOT number is 405121.
Is DIAMOND UTILITY CORP authorized to operate?
As of 2026-06-13, DIAMOND UTILITY CORP is inactive in the FMCSA register.
How big is DIAMOND UTILITY CORP's fleet?
DIAMOND UTILITY CORP operates 4 power units and 3 drivers per its most recent MCS-150 filing.
Where is DIAMOND UTILITY CORP based?
DIAMOND UTILITY CORP is based in EAST ANDOVER, NH.