US · FMCSA ACTIVE AUTHORITY INSURED
MECHANICAL SERVICES & DESIGN INC
dba MSD
Dayton, OH 45431 · DOT 2374038 · MC1473567
Company profile
Web-discovered · as of 2026-07-30
MSD, Inc. (Mechanical Services & Design Inc) is a Dayton, Ohio-based HVAC and mechanical systems contractor providing field service, installation, project management, and related logistics support. The entity operates a fleet supporting their specialized construction and maintenance services.
Fleet use
Specialized service
Operating scope
Regional
Service model
dedicated
Equipment
flatbed, specialized
Ownership
Private
HQ · 4406 Springfield St, Dayton, OH 45431
Active job postings (Apr 2026) and FMCSA status as of July 2026.
Registry record
Source FMCSA · as of 2026-07-08
Fleet size
145
power units · corroborated
Activity
road freight carrier
for hire licence
In operation since
2013
111 drivers
US compliance
Source FMCSA L&I / SAFER · as of 2026-07-08
Operating authority
Active
Insurance on file
Yes (BIPD)
min cover $750k
Out of service
No
Safety rating
UNRATED
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