Key Staff

Mr. Tella has a broad background of over thirty years of experience in environmental consulting including:  hazardous waste site investigations; property transfer assessments; quantitative risk assessments; fate and transport modeling; remedial action; laboratory analysis; quality control; and health and safety training.  He has been the Licensed Site Professional (LSP-of-Record) for numerous private industrial hazardous waste sites since 1993.  He has directed hundreds of site assessments and remedial projects since 1986.  These projects have included coordination and negotiations with legal counsel, lending institutions, and state agencies. Mr. Tella also served as project manager on complex technical issues including risk assessments and innovative remedial technologies.  He has characterized risk at sites contaminated with volatile and semi-volatile organic compounds, heavy metals, PCBs and cyanide.  Many of these sites were classified as “priority disposal sites” in the Commonwealth of Massachusetts.  He has been a pioneer in the development of models to describe the partitioning of contamination from groundwater and soil-to-soil gas and indoor air, and implementing programs for accelerated bioremediation of chlorinated hydrocarbons, ISCO, and ISCR.  Mr. Tella participated in the development of Massachusetts’s regulations and guidance as an appointed Associate Member of the Superfund Advisory Committee in the late 1980’s. He has also been a member of numerous work groups including; The Contaminant Specific-Coal Gas Subcommittee, LSPA Regulations Committee, and the Indoor Air Work Group.  In Rhode Island, Mr. Tella participated in the review and development of the Remedial Regulations of 1996. Mr. Tella is a master-level Certified Hazardous Materials Manager and a Licensed Site Professional (LSP) in Massachusetts.  

As a Project Manager with over 20 years of experience in regulatory compliance and in the environmental sciences, Mr. Leek has performed multiple subsurface investigations including ground penetrating radar survey oversight, drilling oversight, soil and groundwater sampling, groundwater elevation surveying, and test pitting in Massachusetts and in other jurisdictions throughout the United States (including AZ, AR, CA, GA, MI, RI, SC, WA).     Mr. Leek has performed various remediation projects that include soil excavation, groundwater treatment, and chemical oxidation.  Mr. Leek has executed the installation and operation & maintenance of various remedial systems including soil vapor extraction systems, sub-slab depressurization systems, pump and treat systems, oil/water separators with subsequent granular activated carbon treatment, and various forms of light non-aqueous phase liquid recovery.  Mr. Leek is a Massachusetts certified Grade 2-Industrial Wastewater Treatment Plant Operator. Mr. Leek has directed various underground storage tank removals under 527 CMR 9.000 and has conducted associated remediation, and prepared associated reports.  Where applicable, he has prepared 21J reimbursement submittals to the State of Massachusetts on behalf of various clients.  Mr. Leek has prepared various Massachusetts Contingency Plan (MCP) reports including Immediate Response Action reports, Release Abatement Measure reports, Phase I through Phase V reports, Limited Removal Action reports, Activity and Use Limitations, and various classes of Permanent and Temporary Solution reports with appropriate Risk Assessments.