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For more than 40 years, M&H has been a trusted source for oil & gas consulting services that maximize value for clients. M&H life cycle solutions include: • Enterprise Asset Management - asset integrity and compliance assurance, including creation of asset databases, maintenance schedules, job plans, and preventative maintenance procedures. • Engineering – technical solutions with multi-disciplined engineering, design, project management, procurement, construction management, and decommissioning support. • Risk Management - project and enterprise-wide services for safety and compliance, including PHA, HAZID, and HAZOP facilitation. • Technical Writing - procedures, manuals, and technical training programs for commissioning, operations, maintenance, and emergency procedures. M&H serves clients worldwide and has offices in Houston and Lafayette. Dedicated to solving the right problems, M&H distinguishes itself with the expertise and resources to deliver projects on-budget and on-time, every time. To learn more, visit www.mhes.com.

M&H Questions

The M&H annual revenue was $39.3 million in 2026.

Dave Costello is the President and CEO of M&H.

159 people are employed at M&H.

M&H is based in Spring, Texas.

The NAICS codes for M&H are [5413, 54, 541].

The SIC codes for M&H are [871, 87].

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