FMCSA Carrier Profile
TRANSFORMER SERVICE INC
DBA: T S I
Owner / Officer: Stephen Booth
Active
Satisfactory
Authority Active
Active 3 yrs, 4 mo
Authority
Active
Common carrier
Insurance
On File
$4,000,000 BIPD
Safety
Satisfactory
0th pct · 1 inspection on record
✓ No risk flags found on authority or insurance records
Vetting Notes
TRANSFORMER SERVICE INC is an active FMCSA-registered motor carrier based in Concord, New Hampshire, operating under DOT 30728. No high-severity flags were found on authority or insurance records. Across 1 FMCSA inspection on record, this carrier shows 0.0% vehicle OOS. Authority and safety history are clean as of this page's last update.
FMCSA Registration
DOT Number
30728
Operating Status
Active
Safety Rating
Satisfactory
Entity Type
Corporation
MCS-150 Filed
August 26, 2024
FMCSA Registration
June 1, 1974
Authority Reinstated
March 9, 2023
Annual Mileage
36,500 mi (2023)
Contact Information
Address
74 Regional Drive, Concord, NH 03301-8508
Phone
Email
Owner / Officer
Stephen Booth
Officer 2
David Booth
Operating Authority
MC477866
Common Carrier
Insurance on File
NATIONAL UNION FIRE INS. CO. OF PITSBGH. PA
1 · $4,000,000 · Policy 6849505
KEY RISK INSURANCE COMPANY
1 · $1,000,000 · Policy BAP2026411-14
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Safety Percentile
0th percentile
vs. peer carriers
✓ Below FMCSA alert threshold (65th pct) · lower percentile = fewer violations than peers · source: FMCSA SMS
Safety & Inspection Summary
Total Inspections
1
Driver Inspections
Vehicle Inspections
1
Total OOS Orders
Violations by Category
Vehicle Maintenance1
Unsafe Driving0
Hours of Service0
OOS Rates vs. National Average
Vehicle OOS Rate0.0% · national avg 20.7%
✓ Below national average
Inspection Trend by Year
2025
Inspection Records (1)
| Date | State | Level | Vehicle | Viol. | Status |
|---|---|---|---|---|---|
| December 18, 2025 | NH | Level II — Walk-Around | FRHT · 3AKJHLDV8RSUU8757 | 1 | Passed |
Authority History
| Date | Status | Type |
|---|---|---|
| March 9, 2023 | REINSTATED | Common Carrier |
| October 5, 2009 | GRANTED | Common Carrier |
Insurance & Revocation Filings
| Date | Type | Status |
|---|---|---|
| BI&PD Primary/Excess | Cancellation Pending | |
| BI&PD Primary/Excess | Cancellation Pending | |
| Revocation Order | On Record |
Other Carriers in Concord, NH
Data sourced from FMCSA MCMIS via Socrata. Last updated: July 30, 2026.
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