Our Professionals

National Experts

SCS professionals are active in, and leaders of industry and professional associations. We organize and participate in workshops and conferences, author and present technical papers, conduct research, and participate in national and state-level legislative and rule-making processes and regulatory policy. Our engineers, environmental consultants, and scientists work in close coordination on environmental solutions.

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John Tabella
Project Director
O. (571) 353-2026

Mr. Tabella, PG, LEED AP®, is SCS Engineers’ National Expert for Environmental Due Diligence and for Federal Services.  He is also a Project Manager and the Environmental Services Group Leader for the SCS office in Reston, Virginia.

INFO
    • John Tabella, PG, LEED AP®, is SCS Engineers’ National Expert for Environmental Due Diligence and for Federal Services.  He is also a Project Manager and the Environmental Services Group Leader for the SCS office in Reston, Virginia. In this capacity, he oversees all aspects of environmental services opportunities and projects primarily throughout the Mid-Atlantic region, and supports on opportunities and projects throughout the U.S.
      Practice Areas
      Mr. Tabella has over 20 years of broad environmental experience, covering environmental due diligence, mergers and acquisitions, environmental site characterization, remedial design and implementation, environmental regulatory compliance and permitting, industrial hygiene, health and safety, and related disciplines.
      As SCS’s National Expert for Environmental Due Diligence, Mr. Tabella provides support to SCS offices on environmental due diligence business development, national client contract negotiation, project execution and QA/QC of deliverables and proposals.
      Mr. Tabella also serves as the Health and Safety (H&S) Coordinator for SCS’s Reston office and its satellites. Major responsibilities in this capacity include implementing SCS’ behavior-based safety program, coordinating and evaluating H&S training and medical monitoring, H&S recordkeeping and reporting, and H&S consulting on projects.
      Contact John at 571-353-2026 or JTabella@scsengineers.com

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Raymond Tierney
Vice President/Project Director
O. (608) 216-7332

Mr. Tierney is a Vice President of SCS Engineers and one of our National Experts on Sustainability. He is a Professional Geologist with over 30 years of experience in environmental and sustainability engineering and has helped a wide range of organizations control and reduce their legacy environmental impacts and liabilities, lower their costs, obtain grants and permits to expand, and implement cost-saving practices.

INFO
    • Mr. Tierney is a Vice President of SCS Engineers and one of our National Experts on Sustainability. He has 30 years of experience in environmental and sustainability engineering and has helped a wide range of organizations control and reduce their legacy environmental impacts and liabilities, lower their costs, obtain grants and permits to expand, and implement cost-saving practices. He has given talks around the country on sustainability. He holds a Master’s Degree in Water Resources Management from the University of Wisconsin and a Bachelor’s Degree in Geology and Geophysics from Boston College. He is a Wisconsin Professional Geologist, a Certified Energy Efficiency Professional, and a Certified Ground Water Professional.
      Contact Ray at 608-216-7332 or RTierney@scsengineers.com

      See Full Resume

SCS Address

Corporate Headquarters

3900 Kilroy Airport Way Ste 100
Long Beach, CA 90806-6816

Telephone

1 (800) 767-4727
1 (562) 427-0805 | FAX
service@scsengineers.com

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