Reliable Wastewater Solutions Since 2013

Serving residential and commercial customers with dependable wastewater treatment, plant operations, maintenance, repair, testing, and environmental support services.

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Why Choose Hallmark Environmental?

Serving customers since 2013
Residential and commercial expertise
11 Ohio EPA licensed operators
Class A–Class 4 certifications
Factory trained and certified in Norweco systems
Treatment plants ranging from 50–100,000 gallons per day
Complete project support from design through startup

Our Core Services

Wastewater Specialists

Reliable wastewater treatment support and system solutions.

Plant Operations

Complete operation and management support for treatment systems and facilities.

EPA Compliance

Helping customers stay compliant with environmental regulations and operational requirements.

Testing

Laboratory and field testing services for system performance and quality monitoring.

Repair & Maintenance

Routine maintenance and system repairs to keep operations running smoothly.

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TESTIMONIALS

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Janet Baker

Customer

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Michael Jones

Customer

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Roger Reyes

Customer