Exchange
—
Entity type
operating
Fiscal year end
Jan 31
Headquarters
TX
Research Summary
AI-assisted · Grounded in filings
STEWART & STEVENSON SERVICES INC
Stewart & Stevenson Services Inc. operates within the heavy equipment and industrial services space traditionally linked to SIC 3531 (Construction Machinery) and adjacent industrial machinery codes, offering purpose-built power systems, mission-critical engines, and aftermarket support that keep energy, mining, and government fleets running; its core offerings span custom fabrication, modular power units, and lifecycle services tailored for energy producers, utilities, natural resource operators, and defense agencies that demand reliable, compliant gear in harsh environments. The firm’s market positioning targets commercial and public-sector operators needing rapid deployment of power-train solutions, field service technicians, and replacement components, while acknowledging material risks tied to volatile commodity cycles, tariff shifts, and increasingly stringent emissions and defense procurement rules that can delay contracts or require costly redesigns. With public disclosure sparse and latest filings currently unknown, investors should watch regulatory filings and macro trends closely; view live SEC filings on Earnings Feed.
Recent Filings
- 423.6 KBSTEWART & STEVENSON SERVICES INCJun 2, 3:07 PM ET·0001104659-06-039136
- 421.9 KBSTEWART & STEVENSON SERVICES INCJun 2, 2:29 PM ET·0001104659-06-039099
- 410.0 KBSTEWART & STEVENSON SERVICES INCJun 1, 1:42 PM ET·0001104659-06-038778
- 410.8 KBSTEWART & STEVENSON SERVICES INCJun 1, 1:13 PM ET·0001104659-06-038756
- 417.7 KBSTEWART & STEVENSON SERVICES INCJun 1, 1:04 PM ET·0001104659-06-038747
- 410.0 KBSTEWART & STEVENSON SERVICES INCJun 1, 12:30 PM ET·0001104659-06-038733
- 425.7 KBSTEWART & STEVENSON SERVICES INCMay 31, 5:06 PM ET·0001104659-06-038560
- 418.8 KBSTEWART & STEVENSON SERVICES INCMay 31, 5:00 PM ET·0001104659-06-038556
- SC 13D12.8 KBSTEWART & STEVENSON SERVICES INCMay 31, 10:08 AM ET·0000950123-06-007172
- 8-K52.3 KBSTEWART & STEVENSON SERVICES INCMay 1, 11:24 AM ET·0001104659-06-029471
Insiders
10- ATTWELL KHLEBER VDirector
- BIAR L SCOTTCFO, Treasurer and Controller
- GRIMES MICHAEL LFormer Pres., CEO & Director
- KING CARL BSenior VP, Secretary and GC
- LUKENS MAX LDirector, President & CEO
- LUTHER MONROE MDirector
- OFNER CHARLES RDirector
- REAM CHARLES SDirector
- STEVENSON DONALD EAdvisory Director
- SULLIVAN ROBERT SDirector
Tickers
No tickers on record
Addresses
business
2707 N LOOP W
HOUSTON, TX, 77008
mailing
P O BOX 1637
HOUSTON, TX, 77251-1637