Forty years of no-entry silo cleaning: built in Marietta, deployed worldwide.
Mole·Master® Services Corporation was founded in 1986 on a single principle: nobody should have to climb into a silo to clean it. Four decades, 35+ countries, and tens of thousands of cleanouts later, that principle still drives every project we run.
Four ways to know who we are.
The differentiator, the company, the careers, and the contact, everything you need before you call.
The single reason customers choose us.
Proprietary Big·Mole® technology, MSHA-certified crews, and zero confined-space entry, on every job, every time.
See The DifferenceMarietta-built. Globally deployed.
Headquartered in Reno Business Park, Marietta, Ohio. West-coast depot in California. Member of every safety body that matters.
Read Company OverviewWe hire crew, leaders, and veterans.
Field positions with extensive travel. Long-term stability, full training, and an ideal landing spot for transitioning NCOs.
See Open RolesTalk to a project lead today.
Toll-free 800-322-6653, international +1.740.374.6726, or contactus@molemaster.com. 24/7 rapid response.
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Born in 1986. Stronger in 2026. Just getting started.
From the first Cargill grain project to corporate contracts with Lehigh Cement, Mars, and dozens more. Mole·Master® has built a global legacy of solving the toughest material-flow challenges. Bridged, ratholed, hard-packed, hydrated; we’ve cleaned it all, from outside the silo wall.
- First international cleanout: Guadeloupe & Martinique, late 1980s
- Proprietary Big·Mole®, Junior 360°®, Arch·Master®, Safe-T-Shot®, and M-LAS LiDAR scanning
- Marietta, Ohio headquarters · California equipment depot · Missouri regional office
- Multiple years of zero lost-time accidents. Mid-Ohio Valley Safety Council 100% Safety Award
One call: one project lead: one quote.
Tell us the structure, the material, and the situation. We’ll tell you straight if no-entry cleaning is the right answer and what it’ll take to get your facility back to peak.