Family-owned and trusted since 1984, MSD Inc. has grown into Ohio’s premier, single-source provider of comprehensive facility solutions. Proudly celebrating over 40 years of client-first excellence, we deliver tailored mechanical, electrical, and automation services with unmatched reliability. Our core services include: Facility Services: HVAC/Refrigeration, Plumbing & Drain Cleaning, Electrical & Energy Solutions, Building Automation, Fire Alarm Monitoring, Security Design/Build Capabilities: Engineering, VDC (BIM) Coordination, Fabrication, Manufacturing, Installation of MEP systems We safeguard operations with custom maintenance programs, from routine preventive care to full-coverage plans—plus 24/7/365 emergency support. Our mission: Deliver 100% client satisfaction in facility comfort and sustainability via transparency, relentless service, deep expertise, and a client-centric mindset.
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The MSD, Inc annual revenue was $32.3 million in 2026.
Nick Davis is the Chief Strategy Officer of MSD, Inc.
72 people are employed at MSD, Inc.
MSD, Inc is based in Dayton, Ohio.
The NAICS codes for MSD, Inc are [23822, 2382, 238, 23, 238220].
The SIC codes for MSD, Inc are [171, 17].