Is THOMASON MECHANICAL CORPORATION active?

No — THOMASON MECHANICAL CORPORATION is no longer active. The South Dakota registry lists it as revoked, as of the 2026-07-14 source snapshot. The status is republished verbatim from the Secretary of State record.

Where is THOMASON MECHANICAL CORPORATION registered?

THOMASON MECHANICAL CORPORATION is registered in South Dakota under company number FB016555, first registered on December 10, 1993.

What type of company is THOMASON MECHANICAL CORPORATION?

THOMASON MECHANICAL CORPORATION is registered as a corporation with the South Dakota Secretary of State.

Where is THOMASON MECHANICAL CORPORATION registered to do business?

Beyond its South Dakota registration, linked records — same legal name plus a shared officer, agent, address or home state — appear in 33 other state registers, including 4 foreign qualifications in Delaware, Utah, Wyoming. Each is listed in the filings section above.

Who are the owners of THOMASON MECHANICAL CORPORATION?

Public filings name 1 ownership principal for THOMASON MECHANICAL CORPORATION: THOMAS E ERWIN. Ownership is drawn from FMCSA beneficial-ownership records and address-verified business-directory listings; it is not a complete cap table.

Does THOMASON MECHANICAL CORPORATION have UCC liens?

No UCC financing statements name THOMASON MECHANICAL CORPORATION as debtor in the indexed state registries.

In which states is THOMASON MECHANICAL CORPORATION registered with the Secretary of State?

THOMASON MECHANICAL CORPORATION appears in 30 state business registers: South Dakota, Alaska, Alabama, Arkansas, Colorado, Connecticut, Delaware, Florida, Iowa, Idaho, Indiana, Kansas and 18 more. South Dakota is the home registration; the rest are foreign qualifications or linked filings, each listed in the filings section above.

Is THOMASON MECHANICAL CORPORATION a federal contractor?

No federal contract awards or SAM.gov recipient records are matched to THOMASON MECHANICAL CORPORATION in the indexed federal datasets.

Does THOMASON MECHANICAL CORPORATION hold any licenses?

3 license and credential records are matched to THOMASON MECHANICAL CORPORATION (1 state, 2 federal). Each license, its type and issuing authority is listed in the Licenses section above.

What public records are linked to THOMASON MECHANICAL CORPORATION?

4 public records are linked to THOMASON MECHANICAL CORPORATION: 1 in Filings, 3 in Licenses & authorities — matched across federal, state and municipal registers by its registered legal names.

Where does this data come from?

Every fact on this profile is republished from official public registers — Secretary of State filings, UCC indexes and federal datasets. Each section names its issuing register and the snapshot Netstate last retrieved (latest: 2026-07-14).

THOMASON MECHANICAL CORPORATION — South Dakota Corporation No. FB016555: Revoked, 1 filing — Netstate

South Dakota/THOMASON MECHANICAL CORPORATION

THOMASON MECHANICAL CORPORATION

Revoked

Type CorporationRegistered 10 December 1993 (over 32 years ago)Company No. FB016555Updated 2026-07-14

THOMASON MECHANICAL CORPORATION is a South Dakota corporation, registered on December 10, 1993. It is based at 19002 S SANTA FE AVE, RANCHO DOMINGUEZ, CA, 90221. The company has since been marked revoked on the South Dakota register and is registered under company number FB016555. Public records for the company include 1 SoS registration, 1 license and 2 USDOT records. Every fact here is republished from an official public register and traces back to a primary source document.

Legal entity name	THOMASON MECHANICAL CORPORATION
Principal address	19002 S SANTA FE AVERANCHO DOMINGUEZ90221CAUnited States
Registration state	South Dakota
Status	Revoked
Registered	10 December 1993 (over 32 years ago)
Shareholders	THOMAS E ERWIN, owner
Entity type	Corporation
Standing	not compliant
Company number	FB016555
USDOT carrier	USDOT 2848590 · 0 power units · 1 driver · Intrastate
Registered agent	CORPORATION SERVICE COMPANY

Source registry	South Dakota Secretary of State · updated 15 June 2026

Public records	1 SoS registration

Secretary of State Filings

34 registrations

1Active

32Inactive

1Unknown

State	Business name	Filed	Registered agent	Officers	Status
South DakotaTHIS	THOMASON MECHANICAL CORPORATION	1993-12-10	CORPORATION SERVICE COMPANY	—	Revoked
Filing ID FB016555 Jurisdiction Domestic · Corporation Principal address 19002 S SANTA FE AVE, RANCHO DOMINGUEZ, CA, 90221 Registered agent CORPORATION SERVICE COMPANY503 S PIERRE ST, PIERRE, SD, 57501-4522 Officers Not reported
Alaska	THOMASON MECHANICAL CORPORATION	1993-05-24	—	WILLIAM J RITCHIEDirectorBRUCE PERRYOfficer1 more	Inactive

Alabama	Thomason Mechanical Corporation	1993-12-02	CSC-LAWYERS INCORPORATING SERV INC	—	Revoked

Arkansas	THOMASON MECHANICAL CORPORATION	1993-11-15	THE CORPORATION COMPANY	SAMEOfficerGARY RITCHIEOfficer2 more	Revoked

Colorado	THOMASON MECHANICAL CORPORATION	1993-08-09	CORPORATION SERVICE COMPANY	—	Inactive

Connecticut	THOMASON MECHANICAL CORPORATION	1993-12-14	CORPORATION SERVICE COMPANY	—	Revoked

Delaware	THOMASON MECHANICAL CORPORATION	1993-11-02	CORPORATION SERVICE COMPANY	—	Unknown

Florida	THOMASON MECHANICAL CORPORATION	1993-11-12	CORPORATION SERVICE COMPANY	JACK RITCHIEOfficerBRUCE R PERRYOfficer2 more	Inactive

Iowa	WOOD GROUP FIELD SERVICES, INC.	2004-08-03	CORPORATION SERVICE COMPANY	ROB DUBYOfficerPATRICIA LELITOOfficer2 more	Inactive

Iowa	THOMASON MECHANICAL CORPORATION	1993-10-13	CORPORATION SERVICE COMPANY	RITCHIE, GARYOfficerRITCHIE, JACKOfficer	Inactive

Idaho	THOMASON MECHANICAL CORPORATION	1993-09-07	CORPORATION SERVICE COMPANY	GARY RITCHIEOfficerW JACK RITCHIEOfficer	Revoked

Indiana	THOMASON MECHANICAL CORPORATION	1994-01-24	CORPORATION SERVICE COMPANY	TOM ERWINOfficerJACKIE RITCHIEOfficer	Revoked

Kansas	THOMASON MECHANICAL CORPORATION	1994-01-04	CORPORATION SERVICE COMPANY	—	Suspended

Louisiana	THOMASON MECHANICAL CORPORATION	1993-12-03	CORPORATION SERVICE COMPANY	JACK RITCHIEDirector, OfficerT.E. ERWINOfficer1 more	Inactive

Massachusetts	THOMASON MECHANICAL CORPORATION	1993-11-12	CORPORATION SERVICE COMPANY	THOMAS E. ERWINOfficerWILLIAM J. RITCHIEOfficer	Inactive

Maryland	THOMASON MECHANICAL CORPORATION	1994-08-01	THE CORPORATION TRUST INCORPORATED	—	Suspended

Maine	THOMASON MECHANICAL CORPORATION	1994-10-21	CORPORATION SERVICE COMPANY	—	Withdrawn

Minnesota	Thomason Mechanical Corporation	1993-12-20	Corporation Service Company	—	Inactive

Mississippi	THOMASON MECHANICAL CORPORATION	1994-06-24	CORPORATION SERVICE COMPANY	JACK RITCHIEDirector, OfficerGARY G RITCHIEDirector, Officer2 more	Revoked

Montana	THOMASON MECHANICAL CORPORATION	1993-10-12	CORPORATION SERVICE COMPANY	T EERWINOfficerJACK RITCHIEOfficer2 more	Revoked

New Hampshire	THOMASON MECHANICAL CORPORATION	1994-01-13	CORPORATION SERVICE COMPANY	—	Suspended

Nevada	THOMASON MECHANICAL CORPORATION	2002-07-23	CORPORATION SERVICE COMPANY*	THOMAS EDWARD ERWINOfficerWILLIAM JACK RITCHIEOfficer	Withdrawn

New York	THOMASON MECHANICAL CORPORATION	1994-08-04	CORPORATION SERVICE COMPANY	THOMASON MECHANICAL CORPORATIONOfficerGARY G. RITCHIEOfficer	Dissolved

Ohio	THOMASON MECHANICAL CORPORATION	1993-11-09	CSC-LAWYERS INCORPORATING SERVICES	—	Canceled

Oklahoma	THOMASON MECHANICAL CORPORATION	1993-11-19	CORPORATION SERVICE COMPANY	—	Inactive

Oregon	THOMASON MECHANICAL CORPORATION	1993-10-22	CORPORATION SERVICE COMPANY	DAVID HIRSTOfficerTOM ERWINOfficer	Inactive

Rhode Island	Thomason Mechanical Corporation	1994-07-25	CORPORATION SERVICE CO	—	Revoked

Tennessee	THOMASON MECHANICAL CORPORATION	1993-11-15	CORPORATION SERVICE COMPANY	—	Revoked

Utah	ETHOSENERGY FIELD SERVICES, LLC	2004-08-03	CORPORATION SERVICE COMPANY	ETHOSENERGY GTS HOLDINGS US LLCMember	Active

Utah	THOMASON MECHANICAL CORPORATION	1993-07-19	CORPORATION SERVICE COMPANY	T E ERWINOfficerGARY GLEN RITCHIEDirector2 more	Inactive

Utah	ETHOSENERGY FIELD SERVICES, LLC	2004-08-03	CORPORATION SERVICE COMPANY	ETHOSENERGY GTS HOLDINGS US LLCMember	Expired

Vermont	THOMASON MECHANICAL CORPORATION	1993-11-29	C T CORPORATION SYSTEM	JACK RITCHIEOfficerALEX KOVALEFFOfficer1 more	Revoked

Wyoming	Thomason Mechanical Corporation	1993-07-19	Corporation Service Company	Jack RitchieOfficerBruce PerryOfficer2 more	Withdrawn

Wyoming	Thomason Mechanical Corporation	2002-10-30	Corporation Service Company	Tom E. ErwinOfficerGeorge GaudetteDirector1 more	Revoked

Licenses & authorities

3 records

Source: DE business licenses historical · FMCSA safer · FMCSA ubo·verified at source

3 licenses

Active 2Not reported 1

Held in CaliforniaCarrier authority 2

State	License / ID	Type	Issued	Status
Delaware	2004207132	—	—	Unknown
address 2 10455 SLVSHER DR business name THOMASON MECHANICAL CORPORATION category PROFESSIONAL AND/OR PRSL SRVCS-UNCLASSIFIED city SANTA FE SPGS current license valid from 2008-01-01T00:00:00.000 current license valid to 2010-12-31T00:00:00.000 geocoded location latitude: 33.940112 · longitude: -118.078614 · human address: address: 10455 SLVSHER DR · city: SANTA FE SPGS · state: CA · zip: 90670 license number 2004207132 snapshot date 2007-12-31T00:00:00.000 state CA zip 90670 Source: DE business licenses historical · document dtx-licenses/cc195c557c879010bfcaaf46
California	2848590	Intrastate carrier	—	Active
add date 20160212 avg drivers leased per month 0 carrier mailing city RANCHO DOMINGUEZ carrier mailing cnty 037 carrier mailing country US carrier mailing state CA carrier mailing street 19002 S SANTA FE AVE carrier mailing zip 90221 carrier operation C carship C classdef AUTHORIZED FOR HIRE company officer 1 THOMAS E ERWIN dot number 2848590 driver inter total 0 fleetsize 0 hm ind N interstate beyond 100 miles 0 interstate within 100 miles 0 intrastate beyond 100 miles 1 intrastate within 100 miles 0 legal name THOMASON MECHANICAL CORPORATION phone 3106393523 phy city RANCHO DOMINGUEZ phy cnty 037 phy country US phy state CA phy street 19002 S SANTA FE AVE phy zip 90221 power units 0 status code A total cdl 0 total drivers 1 total intrastate drivers 1 truck units 0 Source: FMCSA safer · document fmcsa-safer/2848590
California	2848590	Carrier authority (USDOT)	—	Active

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