MHD has rebranded. Same commitment to safety. New Look.

Workplace Safety & Compliance
for the Energy, Oil & Gas Industry

Performed by Former First Responders

Built for High-Risk Environments

In the energy sector, safety is non-negotiable. Whether you're operating a refinery, drilling site, power plant, or pipeline project, your team faces complex hazards every day. At MHD, our mission is to support your crew with efficient, OSHA-compliant workplace safety services — delivered on-site by highly trained Safety Responders who understand the urgency and precision your environment demands.

Over 2,000 Satisfied Clients Including

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form energy
tc energy
denbury
matheson
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Why Energy Leaders Partner with MHD

Every member of our team is a former first responder — firefighters, medics, law enforcement, and military professionals with real-world experience in high-risk settings. That’s why we’re trusted by companies in some of the toughest industries in the world.

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OSHA & Industry Compliance, Simplified

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On-Site Services — No Downtime or Delays

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Delivered by Experienced Safety Responders

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Built for Hazardous Environments

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Nationwide Reach with Local Access

Specialized Safety Services for Energy, Oil & Gas


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Respirator Fit Testing

On-site qualitative and quantitative fit testing for N95, Half Face, Full Face, and SCBA respirators — OSHA 29 CFR 1910.134 compliant.
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Hearing Testing

Mobile hearing testing using advanced audiometers. We set up in trailers, control rooms, or conference spaces — no booth required.
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Noise & Air Exposure Assessments

Real-world exposure data, gathered on-site. Results are reviewed and signed by our Certified Industrial Hygienist or Acoustical Engineer.
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Respirator Medical Evaluations

Fast, OSHA-required online medical clearance forms — accessible 24/7 from any device, in English or Spanish.
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Pulmonary Function Testing (Spirometry)

Our NIOSH-certified Safety Responders conduct lung function testing on-site for teams using respiratory protection.
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Safety Data Sheet (SDS) Services

Comprehensive SDS authoring and review services to meet OSHA, GHS, WHMIS, REACH, and international compliance standards.
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Workplace Safety Scan

A proactive safety walkthrough to spot potential hazards, identify regulatory gaps, and provide actionable recommendations.

What Our Clients Are Saying


“First time using MHD for audiometric testing and very impressed with the overall service, simple, reliable and quick communication. Highly recommend using this team for compliance needs.”

Alex Rodriguez

Experience That Matches Your Risk Level


The energy sector demands precision, awareness, and composure under pressure. That’s what our Safety Responders are built for. We don’t just meet OSHA standards — we live them. When you work with MHD, you get people who understand the stakes and deliver with confidence.

Tell Us How We Can Help

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