Environmental Services

Delivering Practical Solutions to Improve Resiliency

Driving compliance and delivering tailored solutions to achieve environmental project goals

Our team is dedicated to assisting our clients in transforming contaminated sites and protecting our critical infrastructure. With decades of experience and expertise in commercial, DOE, and DoD environmental remediation projects, our team of experts turn tough challenges into opportunities by providing clients with tailored solutions for their environmental challenges.

Regulatory Strategy

Soil and Groundwater Remediation

Capabilities

Environmental Compliance Review and Management

Site Closure/End States and Long-Term Monitoring

Environmental Characterization, Data Interpretation, Groundwater Modeling, and Risk Assessments

Environmental Permitting & Compliance (NEPA, CERCLA, RCRA, etc.)

Groundwater Treatment System Operations

Benchmark Programs

Formerly Used Defense Sites (FUDS)

In 2021, MSLLC was awarded a task order to prepare Findings and Determination of Eligibilities (FDEs) on a large scale, encompassing 137 sites across eight geographic USACE Districts, including Alaska. Our SMEs deliver comprehensive environmental services for USACE in support of our nation’s mission to identify, investigate, and clean up environmental contamination at sites that were formerly owned, leased, or used by the military and later transferred to other owners.

Groundwater Sampling and Monitoring at Jefferson Proving Grounds

MSLLC is performing Environmental Services for Jefferson Proving Grounds South of the Line Sites JPG-05, JPG-27, and JPG-28 located in Jefferson County, Madison, Indiana. The environmental services included Remedial Action-Operations (RA-O) groundwater sampling and monitoring in accordance with the Record of Decision (ROD), design and implementation of Pilot Study Injections, and preparation of an SVI Study Work Plan and the subsequent installation of permanent SVI probe locations for the collection of soil vapor samples. To date, MSLLC has performed two years of RA-O groundwater monitoring, data validation, and reporting, which included sampling of 41 monitoring wells for analysis of volatile organic compounds (VOC) and other specific contaminants.

DOE Office of Clean Energy Demonstrations

MSLLC is the Prime Contractor for this 5-year, $192M Support Services contract to support the review and monitoring of large-scale, clean energy demonstration projects. Our environmental team continues to support OCED in all aspects of its NEPA review process for dozens of clean energy projects receiving federal funding, including the creation, implementation, and maintenance of a NEPA Compliance Program consistent with applicable regulations and DOE requirements. In addition, we are supporting OCED in planning and executing NHPA Section 106 reviews and consultations for dozens of clean energy projects receiving federal funding to ensure OCED’s full compliance with the NHPA and its implementing 36 CFR 800 regulations.

Key Subject Matter Experts

Our subject Matter Experts contain decades of first-hand experience improving outcomes for their clients in commercial and government sectors.

Sam Smith, PG

Program Manager

Mr. Smith, an ASBOG-registered professional geologist with over 30 years of experience, leads diverse commercial and government projects, ensuring they meet client expectations and technical standards. Skilled in team management and stakeholder collaboration, he drives project success through strategic planning, problem-solving, and process improvement. he has extensive expertise in landfill siting studies, geotechnical drilling, and long-term groundwater monitoring, supporting construction design, quality control, and maintenance for legacy landfills and hazardous waste sites across the U.S.

Samantha Pack, PMP

Program Manager

Ms. Pack is an accomplished Environmental Program Manager with over 35 years of experience in regulatory compliance and environmental management. She has led large-scale projects for the DOE, managing a $128M budget and a 120-member team focused on environmental restoration and compliance at Oak Ridge Reservation. Specializing in CERCLA remediation, NEPA compliance, and sustainability, she excels in negotiating with federal and state regulators to achieve outcomes that align with environmental goals while advancing innovative remediation strategies.

Kenneth Hurley, PE

Senior Environmental Project Manager

Mr. Hurley brings 30 years of experience as an environmental engineer and project manager, specializing in federal and commercial environmental cleanup projects. His expertise includes managing remedial actions and operations for DoD clients, including USACE and the Air Force Civil Engineer Center (AFCEC), and addressing soil and groundwater contamination. Skilled in landfill O&M, remediation system oversight, and regulatory compliance under RCRA and CERCLA, he delivers comprehensive solutions for complex environmental challenges, ensuring successful project execution and regulatory approval.

Capabilities Statement

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