Staff | Elk Environmental Services, Reading PA
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Russell L. Mountjoy, Jr. – Vice President of Operations

With more than 25 years of experience in demolition, dismantling, environmental remediation, and waste management, Russell L. Mountjoy, Jr. serves as the Vice President of Operations at Elk. Mountjoy is responsible for the coordination, scheduling, and management of Elk projects. Mountjoy’s principal area of expertise is in remediation and demolition with extensive experience managing large-scale projects and a record of working under OSHA supervision on jobs with no recordable accidents. He has managed multiple projects including a large-scale dismantling and clean-up of a collapsed casino parking garage valued at $5.4 million dollars as well as a rail yard remediation project valued at $2.4 million dollars. Mountjoy holds numerous regulatory certifications including OSHA 40-hour HAZWOPER, Heavy Equipment Operator, First Aid/CPR, NIOSH 501 Asbestos Air Monitoring Technician, Licensed Asbestos Abatement Supervisor in multiple states, and Certified Spectro Analysis Technician. Contact Russ at 610-372-4760 or
Jey Newswanger

Jey Newswanger – Sales & Marketing Manager

Jey Newswanger, Oil & Gas Division General Manager, earned his bachelor’s degree in geo-environmental science from Shippensburg University of Pennsylvania. He also received 40-hour HAZWOPER training and PEC Safeland training. Prior to joining Elk in 2007, he spent eight years working for environmental consulting firms. During those years, Newswanger managed multi-million-dollar environmental remediation projects, including many EPA Superfund site cleanups throughout the East Coast. At Elk, Newswanger works closely with producers in the Marcellus Shale oil and gas industry, providing transportation and disposal of waste, and industrial cleaning services. Contact Jey at 570-865-6398 or

David J. Skrocki – Technical Manager

David Skrocki has 16 years of experience working as a chemist. He earned his bachelor’s degree in chemistry from Drexel University, Philadelphia. He has earned extensive certifications, including OSHA 40-hour HAZWOPER, OSHA Hazard Communication, DOT Hazardous Materials Training, and EPA Resource Conservation & Recovery Act. Prior to joining Elk in 2007, Skrocki served as a Laboratory Manager for NovaFlora, Inc., Philadelphia, and as an Analytical Chemist for NMS Labs, Willow Grove, where he performed analysis of laboratory samples. His responsibilities at Elk include characterizing wastes for proper disposal, hazardous and non-hazardous waste management, lab packing, and project management. Contact Dave at 610-372-4760 or

Michael C. Piazza – Transportation Manager

Michael C. Piazza, Transportation Manager, is responsible for the coordination, scheduling, and management of the transportation department as well as maintaining interstate and intrastate commerce licenses and permits, waste permits, CDL driver management, and coordinating equipment maintenance and repairs. He has more than 30 years of extensive experience in transportation and hazardous waste hauling. Piazza holds numerous regulatory certifications including OSHA 40-hour HAZWOPER, OSHA Confined Space Entry, DOT Hazardous Materials Training, and current class A CDL with PT and X endorsements. Contact Mike at 610-372-4760 or
Eric Castillo photo

Eric Castillo – Oil & Gas Division Operations Manager

Eric Castillo provides leadership to Elk’s growing Oil & Gas Division in Wysox, PA, as the Operations Manager. The Oil & Gas Division serves producers in the Marcellus & Utica Shale with transportation and disposal of waste, and industrial cleaning services. Eric brings 11 years of experience in the oil and gas industry to Elk. He worked for BOS Solutions, Smithfield, PA, for five years. He started there as a Field Technician and moved up the ranks to Field Supervisor, then Sales Representative, then Field Service Quality Manager. Eric's responsibilities include managing multiple large projects, supervising staff, coordinating equipment, and working with clients. Contact Eric at 570-865-6398 or

Jamie Caron – Corporate Safety Officer

Jamie Caron has completed extensive training in workplace health and safety and is a certified OSHA Outreach Trainer. Caron has more than 15 years of experience in lab, field and construction safety issues, and a bachelor’s degree in Occupational Health and Safety from Columbia Southern University. Caron serves as Corporate Safety Officer for all six Empire Group companies, including Elk Environmental Services. His responsibilities include overseeing the safety of all projects, jobsite safety audits, and internal safety training of employees. He also travels throughout the country, providing OSHA, DOT, RCRA and Hazardous Waste training to corporate clients. Contact Jamie at 610-372-4760 or