Key Personnel

In addition to our president Steve Hilfiker and an expert team of administrative professionals, field technicians, and environmental specialists, ERMI also assists you through our dedicated project managers,
trained to serve the following specializations:

Quick-turn and Responsive Transaction Services such as Phase I ESAs

Soil & Groundwater Sampling for Comprehensive Site Assessment

Innovative and Practical Remedial Designs and Site Restoration

Active Remediation System Operation & Maintenance

Tank Closure, Excavation of Impacted Soil, and Source Abatement

Complicated Forensic Investigations for Source Determination & Contaminant Characterization

ERMI's responsive, diligent staff maintains a high level of knowledge that allows us to serve you efficiently
(and to minimize your risk) by performing accurate environmental assessments.

Steve Hilfiker MS, LEP

Steve Hilfiker MS, LEP

President
Barry Murphree, PG

Barry Murphree, PG

Senior VP
Amy Campbell, LEP

Amy Campbell, LEP

Senior Project Manager
Jon Ascher, MS, LEP

Jon Ascher, MS, LEP

VP, Operations
Samuel Laracuente, PG

Samuel Laracuente, PG

Senior Project Manager
Zachary McQuirt, PE

Zachary McQuirt, PE

Project Engineer
Zackery Allison

Zackery Allison

Project Manager
Shayn Hinde

Shayn Hinde

Project Engineer
Olivia Hilfiker

Olivia Hilfiker

Staff Scientist
Chevelle Dilello

Chevelle Dilello

Staff Engineer
Hans Alcerro

Hans Alcerro

Senior Field Technician
Gavin Greco

Gavin Greco

Staff Scientist
Shannon Gaul

Shannon Gaul

Staff Scientist
Erik Van Dyke

Erik Van Dyke

Staff Scientist
Charles Gray

Charles Gray

Staff Scientist
Stacey Summers

Stacey Summers

Accounting Supervisor
Chrisey Gala

Chrisey Gala

Administrative Assistant
Breanna Gallagher

Breanna Gallagher

Staff Engineer

Steve Hilfiker MS, LEP

President

Founder and president of Environmental Risk Management Steve is a former two-term president of the Florida Environmental Assessors Association and has served as Environmental Committee Chairman for the Florida Petroleum Marketers Association and Florida Retail Federation.  He was a founder of the ASTM Subcommittee E50.06 on Environmental Forensics, and he is on the Board of Directors of the Florida Ground Water Association. He is on the technical and legislative committees of the Florida Brownfields Association. Steve graduated from Geneseo State University of New York and the University of Florida with Bachelor’s and Master’s degrees in Environmental Studies, respectively.

Experience

President, Environmental Risk Management
  • Founder, Director, Owner of ERMI, a licensed engineering & geology firm specializing in Phase I/II Environmental Site Assessment (ESA), site assessment, remediation and forensic consulting
  • 1 of 2 Environmental Forensic Contractors for the FDEP 2006 - 2016
  • FDEP Agency Term Remediation Contractor since 2014 (renewable 5-year terms)
  • FDEP Qualified Assessment & Remediation Contractor No. 542 since 2000
  • 2015 - 2016 - Chair, Environmental Committee, Florida Petroleum Marketers Association/Florida Retail Federation. Member of Committee since 2001
  • 2011 - 2012 - Member of FDEP/Industry Joint Environmental Committee
  • 1999, 2000, 2008, 2009 - President, Florida Environmental Assessors Association (FEAA)
  • 1991 - 2010 FEAA Board of Directors
  • 2005 - 2006 – Co-Chair, Environmental Committee, Florida Petroleum Marketers Association
  • 2005 - Founding Chairman, ASTM Sub-committee on Forensic Environmental Investigations
  • Member, Florida Brownfields Association, Florida Ground Water Association and Environmental Professionals of Florida
  • Expert witness on 11 cases since 1999.
Coastal Engineering Consultants, Inc. – Naples, Florida
  • General Manager, Environmental Division; Responsibilities included project management, technical oversight, research, quality assurance and quality control, and coordinating a staff of geologists, engineers, toxicologists, biologists, risk assessors and environmental specialists.
University of Florida, Graduate Program, Teacher’s Assistant
  • Taught Physical Geography, Aerial Photographic Interpretation and Remote Sensing courses. Developed a Geographic Information System (GIS) tutorial package for the University of Florida.
New York State Department of Environmental Conservation
  • Bureaus of Fisheries and Wildlife, and Regulatory Affairs.

Certifications

  • Licensed Environmental Professional
 

Education

State University Of New York, Geneseo, NY
B.A. Physical Geography & Environmental Science, 1988
 
University of Florida, Gainesville, FL
M.S. Climatology, Environmental Science, & Hydrology, 1990
 
  

Barry Murphree, PG

Senior VP

Mr. Murphree is a licensed Professional Geologist with extensive professional experience in environmental site assessment and remediation investigations. Mr. Murphree graduated from University of Mississippi with a Bachelor’s degree in Geology. Work completed under Mr. Murphree’s direct supervision in his role as a Florida-licensed professional Geologist has included a full range of soil and groundwater assessment and remediation.
 
Mr. Murphree’s remediation experience includes the following: multiple remediation strategies: soil excavation, Air Sparge (AS) and Soil Vapor Extraction (SVE), biosparging, Multi-phase Extraction (MPE), bioremediation, chemical oxidation, hydraulic containment, free product recovery and treatment and Natural Attenuation Monitoring (NAM). Mr. Murphree has also presented soil and water quality data collected during active remediation in Operation & Maintenance (O&M) Reports and used data to evaluate the progress of site cleanup. He has used these data to optimize system operating parameters and maximize remediation efficiencies and effectiveness, thereby decreasing cleanup timeframes and costs.
 
His responsibilities at ERMI include: technical supervision, project oversight, project management, upper-level technical report writing, remedial design, report review, data interpretation, client communications, scheduling and management of personnel, mapping, field sampling/oversight, contracting, training, business development, expert witness and testimony, and marketing.

Certifications

  • OSHA 40-Hour HAZWOPER Certified

Licenses

  • State of Florida Licensed Professional Geologist #2664

Education

University of Mississippi, Oxford, MS
Bachelor of Science in Geology, 2004
 
 

Amy Campbell, LEP

Senior Project Manager

As a graduate from the Florida Gulf Coast University in 2007, Mrs. Campbell started her professional career with Environmental Risk Management  She has performed and managed a variety of risk and contamination assessments, both in public and private sectors. As a member of Florida Environmental Assessors Association (FEAA), Florida Brownfield Association and Licensed Environmental Professional (LEP), Mrs. Campbell has continued her education throughout her career.  She has been involved in all aspects of various projects from due diligence consulting, assessments, forensic investigations and claim consulting services, to name a few.Her responsibilities at ERMI include: Project management, upper-level technical report writing, limited remediation design, data interpretation, client communications, scheduling and management of personnel, mapping, field sampling/oversight, contracting, training, business development and marketing. 

Experience

Environmental Risk Management - Jacksonville 
  • Phase I ESAs throughout Florida and Georgia
  • Phase II ESAs throughout Florida
  • Tank Closure Assessments
  • Natural Attenuation Monitoring (NAM)
  • Site/Contamination Assessments
  • Limited Scope Remedial Action Plans
  • Low-Scored Site Initiative (LSSI) Assessments
  • Low Scored Assessments (LSAs)
  • Environmental Forensics
  • Spill Prevention, Control and Countermeasure (SPCC) Plans
  • Insurance Claim Reviews
  • Insurance Claim Investigations
  • Forensic Investigations
 

Certifications

  • Licensed Environmental Professional

Education

Florida Gulf Coast University, Fort Myers, FL
Bachelor of Science in Environmental Studies, Minor in Environmental Education, 2007
 

Jon Ascher, MS, LEP

VP, Operations

As a graduate from SUNY Oneonta in 2013, Mr. Ascher has substantial years of environmental experience both in New York and Florida.  His experience includes a thorough understanding of environmental risks and contamination assessments.  Mr. Ascher continued his education at Ohio University with a master’s degree in Geological Sciences in 2021.  His background includes diversified technical and project management experiences.  His responsibilities at ERMI include: Project management, technical report writing, remedial design, data interpretation, client relations, CAD mapping, site sampling/oversight, business development and marketing, field lithology, field communications with staff and training.

Experience

Environmental Risk Management – Fort Myers
  • Phase I and Phase II ESAs
  • Asbestos Consulting Services
  • Site/Contamination Assessments
  • Limited Scope Remedial Action Plans
  • Low-Scored Site Initiative (LSSI) Assessments
  • Pilot Testing
  • Well Drilling oversight and testing
  • Geoprobe / Direct-Push Technology (DPT) oversight
  • Natural Attenuation Monitoring
Laurel Environmental Associates
  • Phase I and Phase II ESAs
  • Geophysical survey oversight
  • Evaluate site specific remedial technologies 
  • Drill crew assistance
  • Designing various contamination maps
  • Air quality, mold, dust sampling in residential and commercial spaces
  • Subsurface Soil, Soil Vapor and Groundwater Investigations

Certifications

  • Licensed Environmental Professional
  • OSHA 40-Hour Certified
  • NYSDOL Certified Air Monitor Technician
  • AHERA Asbestos: Inspector, Certificate No. 4621-BIR40

Education

SUNY Oneonta, Oneonta, NY 
B.S. Environmental Sciences Planning, 2013
Ohio University, OH 
Master of Science, Geological Sciences, 2021
 

CONTACT JON

Samuel Laracuente, PG

Senior Project Manager

Mr. Laracuente is a licensed Professional Geologist with extensive professional experience in environmental site assessments and remedial investigations. Mr. Laracuente’s associated experience includes conceptual site models, soil and groundwater assessment, soil gas assessment, and site remediation. Mr. Laracuente’s remediation experience includes implementation of soil excavation with various technologies, in-situ soil mixing, electrical resistance heating, soil vapor extraction (SVE), groundwater extraction and treatment (GWET), Multi-phase Extraction (MPE), chemical oxidation, free product recovery and disposal management, and natural attenuation monitoring (NAM).
 

CERTIFICATIONS

  • OSHA 40-Hour HAZWOPER Certified
 

PROFESSIONAL REGISTRATIONS

State of Florida
Licensed Professional Geologist #2988
 

EDUCATION

University of Puerto Rico at Mayagüez
Bachelor of Science in Geology, 2004

Zachary McQuirt, PE

Project Engineer

Mr. McQuirt graduated from the Florida Gulf Coast University with bachelor’s degrees in Environmental Engineering and Civil Engineering in 2018.  His experience includes quality control and assistance on risk assessments and soil and groundwater sampling in association with contamination assessments.  His responsibilities at ERMI include mid-level field technician, site sampling and oversight, field lithology, project assistance, client relations and training.

Experience

Environmental Risk Management – Fort Myers 
  • Site/Contamination Assessments
  • State-Funded Cleanup Program Sites
  • Well Drilling Oversight and Testing
  • Geoprobe / Direct-Push Technology (DPT) Oversight
  • Air, Water and Soil Sampling
  • Site Mapping and Field Reconnaissance
  • Quality Assurance and Quality Control Review
  • Data Interpretation

Certifications

  • Engineer Intern Certificate
  • OSHA 40-Hour HAZWOPER Certified
  • Maintenance of Traffic (MOT) Intermediate Certified (#47982)
  • Stormwater Management Inspector (#31225)

Education

 Florida Gulf Coast University, Fort Myers, FL
Bachelor of Science in Environmental Engineering, 2018
 
Florida Gulf Coast University, Fort Myers, FL
Bachelor of Science in Civil Engineering, 2018
 
University of Florida, Gainesville, FL
Bachelor of Science in Business Management, 2004
 

Zackery Allison

Project Manager

Mr. Allison graduated from Gustavus Adolphus College with a Bachelor’s degree in Environmental Studies in 2017. His experience includes an emphasis on risk assessments and soil and groundwater sampling in association with contamination assessments at a broad range of sites throughout Florida. His responsibilities at ERMI include mid-level field technician, site sampling and oversight, field lithology, client relations and training.


Certifications

  • OSHA 40-Hour HAZWOPER Certified

Education

Gustavus Adolphus College, St. Peter, MN
Bachelor of Arts in Environmental Studies, 2017


Shayn Hinde

Project Engineer

Mr. Hinde graduated from the Florida Gulf Coast University with a Bachelor’s degree in Environmental Engineering in 2018.   His experience includes quality control and assistance on risk assessments and soil and groundwater sampling in association with contamination assessments. His responsibilities at ERMI include mid-level field technician, site sampling and oversight, field lithology, project assistance, client relations and training.


Certifications

  • OSHA 40-Hour HAZWOPER Certified

Education

Florida Gulf Coast University

Bachelor of Science in Environmental Engineering, 2018

Olivia Hilfiker

Staff Scientist

Ms. Hilfiker graduated from the Florida Gulf Coast University with a Bachelor’s degree in Environmental Studies in 2018. Her experience includes water quality research and assessments and soil and groundwater sampling in association with contamination assessments. Her responsibilities at ERMI include mid-level field technician, site sampling and oversight, field lithology, project assistance, client relations and training.


Certifications

  • OSHA 40-Hour HAZWOPER Certified

Education

Florida Gulf Coast University
Bachelor of Science in Environmental Studies, 2018


Chevelle Dilello

Staff Engineer

Ms. Dilello’s experience includes quality control and assistance on site assessment and remediation projects, evaluation of data and preparation of remediation documents such as pilot test (PT) plans, operation and maintenance (O&M) reports, and remedial action plans (RAP). Ms. Dilello’s field experience includes soil, air, and groundwater sampling, Remedial Action Construction (RAC) oversight, pilot testing, remedial systems startup, and Operations and Maintenance (O&M). Ms. Dilello provides project assistance, technical report writing, AutoCAD mapping, remedial evaluation and design support, and site sampling in accordance with Chapter 62-780, FAC.
 

CERTIFICATIONS

  • OSHA 40-Hour HAZWOPER Certified
  • FDEP Stormwater Erosion and Sedimentation Control Inspector #53023

EDUCATION

Florida Gulf Coast University, Fort Myers, FL
Bachelor of Science in Environmental Engineering, 2023

Hans Alcerro

Senior Field Technician

Mr. Alcerro began his environmental career in 2005, and has extensive environmental experience throughout Georgia and Florida.  Mr. Alcerro’s background includes multiple certifications in soil and groundwater sampling, maintenance of traffic and other work safe training systems.  His experience includes a thorough understanding of environmental assessments and remediation at a broad range of sites. His responsibilities at ERMI include: upper-level field technician, site sampling and oversight, field lithology, client relations and training.
 

Experience

Environmental Risk Management – Fort Myers
  • Site/Contamination Assessments
  • Remediation Construction
  • Operation and Maintenance (O&M)
  • State-Funded Cleanup Program Sites
  • Pilot Testing
  • Source Removal/Large Scale Excavations
  • Well Drilling oversight and testing
  • Geoprobe / Direct-Push Technology (DPT) oversight
  • Air, Water and Soil Sampling
  • Site Mapping and Field Reconnaissance
Pangean- CMD - Woodstock, GA
  • Subsurface Soil and Groundwater Investigations
  • Remediation Construction and O&M
  • Pilot Testing
IAG – Hollywood, FL
  • Miami River Dredging Project Oversight
  • Auto Sampler Operator
  • Surface Water and Sediment Sampling
  • Localization and Soil Sampling using Global-Positioning System (GPS)
 

Certifications

  • OSHA 40 Hour HAZWOPER Certified
  • UFL TREEO Groundwater Sampling SOP Course
  • NIOSH-582 Asbestos Sampling Certificate
  • Certified Mold Inspector 11343
 

Education

Rasmussen College
Bachelor of Science in Business Management, 2018
 

Gavin Greco

Staff Scientist

Mr. Greco is a staff scientist with diverse experience across many different sites in Florida. His experience includes groundwater and soil sample collection, well installation and abandonment oversight, well installation and abandonment by hand, episodic remediation events, operation and maintenance of air sparge/soil vapor extraction systems, operation and maintenance of dual-phase extraction systems, operation and maintenance of biosparge systems, oversight of source removal activities, and oversight of remedial action construction.
 

Experience

Environmental Risk Management – Fort Myers
  • Phase I / II Environmental Site Assessments (ESAs)
  • Site/Contamination Assessments
  • State-Funded Cleanup Program Sites
  • Well Drilling oversight and testing
  • Geoprobe / Direct-Push Technology (DPT) oversight
  • Air, Water and Soil Sampling
  • Site Mapping and Field Reconnaissance

Certifications

    • OSHA 40 Hour HAZWOPER certified & 8-hour refresher training.
    • FSESCI Stormwater Certification

Education

University of South Florida, Tampa, FL
Bachelor of Science in Environmental Science, 2021

Shannon Gaul

Staff Scientist

Shannon’s experience includes an emphasis on risk assessments and soil/groundwater sampling in association with contamination assessments at a broad range of sites throughout Florida. Her responsibilities at ERMI include mid-level field technician tasks, site sampling and oversight, and field lithology. She has been directly involved in multiple PRP cleanup-site projects.
 

CERTIFICATIONS

  • OSHA 40-Hour HAZWOPER Certified & 8-hour refresher training.
  • FSESCI Stormwater Certification

EDUCATION

University of Wisconsin-Platteville, Platteville, WI
Environmental Science and Conservation / Emphasis in Natural and Physical Sciences

Erik Van Dyke

Staff Scientist

Prior to joining ERMI, Mr. Van Dyke gained experience in fishery and water parameter sampling with FWC. His experience at ERMI includes oversight of various subcontractors, soil and groundwater sampling, lithology classifications, system startups, operations and maintenance of systems, source removal, and maintaining clear and positive communications. Erik’s diverse responsibilities in the field have extended to tasks ranging from Phase II ESAs to the Operation and Maintenance of Biosparge Remediation Systems.
 

CERTIFICATIONS

  • OSHA 40-Hour HAZWOPER Certified & 8-hour refresher training
  • AHERA Accredited Asbestos Inspector
 

EDUCATION

University of Florida, Gainesville, FL
Bachelor of Science in Wildlife Ecology and Conservation

Charles Gray

Staff Scientist

Mr. Gray is a staff scientist with professional experience in Petroleum Restoration Project (PRP) site assessments and remediation investigations. His associated experience includes soil and groundwater assessment, soil excavation, Air Sparge (AS) and Soil Vapor Extraction (SVE), multi-phase extraction (MPE), biosparge, and natural attenuation monitoring (NAM). Among other tasks, Charles compiles field observations and collects laboratory samples that not only help project managers monitor the progress of site cleanup, but also help optimize system operating parameters.
 

CERTIFICATIONS

  • OSHA 40-Hour HAZWOPER Certified

EDUCATION

University of South Florida, Tampa
Bachelor of Science in Environmental Science

Stacey Summers

Accounting Supervisor

Chrisey Gala

Administrative Assistant

Breanna Gallagher

Staff Engineer

Ms. Gallagher’s experience includes quality control and assistance on site assessment and remediation projects, evaluation of data and preparation of remediation documents such as pilot test plans, operation and maintenance (O&M) reports, and remedial action plans (RAPs). Ms. Gallagher field experience includes soil, air, and groundwater sampling, Remedial Action Construction (RAC) oversight, pilot testing (PT), remedial systems startup, and Operations and Maintenance (O&M). During her senior year of study, Ms. Gallagher worked as an engineering intern at ERMI, gaining valuable experience in petroleum assessment and remediation.
 

CERTIFICATIONS

  • OSHA 40-Hour HAZWOPER Certified
  • CPR/AED for Professional Rescuerswith First Aid

EDUCATION

Florida Gulf Coast University, Fort Myers, FL
Bachelor of Science in Environmental Engineering, 2023