Fall 2007

• 3-D Microemulsion (3DMe)™ Superior Distribution: Cost-Effective Treatment of Large Plumes
  Scott B. Wilson, President and CEO
• The Effects of pH on Enhanced Reductive Dechlorination: Growth vs. Activity
  Bob Kelley Ph.D., Vice President Technology Development
• Significant Benefits of Augmenting an Extractive Remedial System with RegenOx™
  Jeremy Birnstingl Ph.D., Technical Manager Europe
• Regenesis Remediation Services (RRS)^sm Successfully Completes Large-Scale Soil Treatment using RegenOx™ with Direct-Injection/Soil Mixing
  Bryan Vigue, Vice President Marketing
• RegenOx™ Treats Petroleum Hydrocarbons Surrounding Sensitive Underground Infrastructure at a DOD Facility
  Scott Mullin, Central U.S. Regional Manager

Spring 2007

• Message from the President and CEO
  Scott B. Wilson, President and CEO
• Treating TPH Using the RegenOx™ Chemical Oxidation System
  Robert L. Kelley, Ph. D., Vice President of Product Development
• The Importance of Proper Dosing and Application of Remediation Products
  Craig Sandefur, Director, Vice President of Technical Services
• RegenOx™ - Many Application Methods, Applicable with Bioremediation and Safe
  Robert L. Kelley, Ph. D., Vice President of Product Development
• Now with More Oxygen and Application-Made-Easy Canisters
  Bryan Vigue, Vice President of Marketing

Fall 2006

• Message from the President and CEO
  Scott B. Wilson, President and CEO
• RegenOx Chemical Oxidation Update
  Robert L. Kelley, Ph. D., Vice President Technology Development
• NEW Regenesis Online Remediation Design Software
  
• Bioremediation at Andrews AFB, Maryland
  Peter Salwen — SBC
• Expansion in Key Personnel
  Scott B. Wilson, President and CEO

Fall 2005

• THEN & NOW: Innovative Technologies for a Cleaner Environment
  Bryan Vigue, Marketing Manager
• Avoiding the Sisyphean Dilemma
  Stephen Koenigsberg, Ph.D., Vice President, R&D
• New RegenOx™ Now Available Nationwide!
• Practical Challenges and Successes with Chemical Oxidation Using a Novel Oxidation System
  Bob Kelley Ph.D., RegenOx Product Manager
• Special Election to Expense Environmental Remediation Costs Ends December 31, 2005
  Christopher Graham, Chief Financial Officer
• Surgical Site Closure
  Steve Sittler. P.G., Handex of Indiana
• ORC® and ORC Advanced™ Treat Petroleum Contamination in Canada
  Philip Lowery, Next Environmental, Inc.

Winter 2004

• MRC® Wins 2004 Innovation Award at European Environmental Conference
• New ORC Advanced™ Available Nationwide
• HRC® Most Widely Used Bioremediation Technology for Dry Cleaner Sites
• Case Study - Rocky Mountain Arsenal
• Case Study - Illegal Drug Lab Clean Up
• Regenesis Bioaugmentation Program
• Stephen Koenigsberg, Ph.D., Vice President, R&D

Winter/Spring 2003

• New HRC-X®: Cost-Effective Residual Source Area Treatment
  Scott Wilson, President
• HRC® Treatment of PCE Impacted Unconsolidated Aquifer
  Jonathan Child, Fuss & O'Neill, Inc.
• Can ORC® and HRC® be used in the Vadose Zone?
  Anna Willett, R&D Manager
• Application of HRC-X®
  Mike Sieczkowski, Plains District Manager, Regenesis
• Can a Vendor Contribute to the Science of Bioremediation?
  Stephen Koenigsberg, Ph.D., Vice President, R&D

Summer 2002

• Regenesis: A Resource for Environmental Consultants
  Scott Wilson, President
• HRC Granted Patent
  Bryan Vigue, Marketing Manager
• The Role of ORC and HRC in Brownfield Development
  Mike Sieczkowski, Central District Manager
• HRC Gains UK Regulatory Approval
  Craig Sillars, Managing Director, Churngold Remediation
• Enhanced Anaerobic Biodegradation of Chloroethenes with HRC
  Pawan Sharma, Camp Dresser & McKee, Inc.
• Unique HRC Bedrock Application at Dry Cleaner Shows Good Results
  Maureen Dooley, Northeast Regional Manager
• Treating Difficult Chlorinated Sites Needs a &#quot;Differential Diagnosis"
  Stephen Koenigsberg, Ph.D., Vice President, R&D

Winter 2002

• Striving for Cost Effective Remediation of Contaminated Groundwater
  John Griffiths, President
• Regulators Back the Use of HRC at Dry Cleaner Sites
• TNRCC Grants Conditional Certificate of Completion to Dry Cleaner Facility
  Rick Gillespie, Southeast Region Business Development Manager
• Enhanced In-Situ Bioremediation in Clay Soils
  Jeff Bensch, HIS GeoTrans
• Regenesis and NJCAT Host NJ Brownfield Seminar
• New ORC & HRC Application Technique: Horizontal Directional Drilling
  Jack G. Peabody, Western Region Manager
• ORC Remediation of Natural Gas Condensates
  Jack G. Peabody, Western Region Manager
• Regenesis – A Resouce in Environmental Biotechnology
  Stephen Koenigsberg, Ph.D., Vice President, R&D

Summer 2001

• A New Perspective
  John Griffiths, President
• ORC: Greater Success on Petroleum Impacted Low Permeability Sites
  Scott Mullin, Great Lakes District Manager
• ORC Cited at NGWA MTBE Focus Conference
  Donald Ochs, Eastern Region Business Development Manager
• EPA Site Program Field Demonstration at Rocky Mountain Arsenal, HRC Results Look Promising
  Jack G. Peabody, Western Region Business Development Manager
• Iron Wall Performance Improved with HRC
  Scott B. Wilson, Vice President
• Fisherville Mill: EPA SITE Program Project and Brownfield Cleanup
  Maureen Dooley, Northeast District Manager
• First HRC Project in Scandinavia
  Gunnar Moller, Danish Representative
• ORC Use in the United Kingdom
  Dr. Paul Bardos, UK Technical Representative
• Earth Tech Successfully Demonstrates In Situ Reductive Treatment of Groundwater Contaminated with Explosives and Nitrate Using HRC
  Paul Barnes, Earth Tech
• Explosives, Uncovered and Addressed
  Stephen Koenigsberg, Ph.D., Vice President, R&D

Winter 2001

• A Growing Interest in Brownfields
  William Cox, President
• ORC and HRC: A Boon to Real Estate Transactions
  Scott B. Wilson, Vice President
• Cost Effective Remediation Using ORC in Excavation and Injection Application
  Jack G. Peabody, Western Region Business Development Manage
• Home Heating Oil Remediation and Oxygen Release Compound
  Donald Ochs, Eastern Region Business Development Manager
• MTBE Biodegradation – ORC Can Stimulate Proper Conditions
• Growth and Demand Lead to Regenesis Expansion in the Northeast and Southwest
• Turn Off Those Remediation Systems... Electrical Costs Could Be Killing Your Client!!!
• National Seminar Series on Accelerated Natural Attenuation using ORC and HRC
• HRC: A New In-Situ Remediation Method for Dry Cleaner Cleanup
  David H. Foster, Senior Hydrogeologist and New Hampshire Regional Manager for Marin Environmental
• Is Bioremediation Effective Against Residual DNAPL?
  Stephen Koenigsberg, Ph.D., Vice President, R&D

• Natural Attenuation: The Forefront of Regenesis Technology
  William Cox, President
• HRC Treatment of Chlorinated Solvents Highlighted at International Conference
  Scott B. Wilson, Vice President
• Modern Sampling Techniques Generate Better Site Understanding
  Mike Sieczkowski, Central Plains Region Business Development Manager
• Montgomery Watson Wins Engineering Excellence Award with HRC
  Scott Mullin, Great Lakes District Manager
• Hydrogen Release Compound (HRC) verified by NJCAT and Canadian ETV
  Donald Ochs, Eastern Region Business Development Manager
• Dry Cleaner Remediation in Florida: Florida "HRC Provides Cost-Effective Approach"
  Rick Gillespie, Southeast Region Business Development Manager
• HRC Bedrock Applications – Technical Considerations
  Craig Sandefur, Director, Remediation Services
• FAQ About Hydrogen Release Compound, HRC
• What About That Vinyl Chloride?
  Stephen Koenigsberg, Ph.D., Vice President, R&D

• New Developments
  William Cox, President
• Real Estate Developers Accelerate Natural Attenuation with ORC
  Scott B. Wilson, Vice President
• Reinjectable Applications Points – The Next Generation
  Donald Ochs, Eastern Region Business Development Manager
• Jet Fuel Remediation at Air Force Base
  Jack G. Peabody, Western Region Business Development Manager
• Pay-for-Performance Cleanups “ORC Minimizes the Risks”
  Rick Gillespie, Southwest Region Business Development Manager
• ORC Results vs. Expectations
  Craig A. Sandefur, Remediation Services
• MTBE In Groundwater: As the Problem Increases a Solution Emerges
• Shaping a New Paradigm in Aquifer Restoration Accelerating Natural Attenuation
  Stephen Koenigsberg, Ph.D., Vice President, R&D

• Introducing Hydrogen Release Compound
  William Cox, President
• It's Finally Here: The Long Awaited, Sensible Solution to Chlorinated Solvents Remediation
  Shruti Gohil, Marketing Development Supervisor
• HRC Wins BAA From Navy
• Environment Canada Demonstrates Effectiveness of ORC
  Scott B. Wilson, Vice President, Sales, Central Region, Business Development Manager
• Navy Studies ORC's Efficacy in Biopiles
  Jack G. Peabody, Western Region Business Development Manager
• Central Region Update
  Mike Sieczkowski, Central Plains Region Business Development Manager
• ORC and HRC in New Jersey
  Donald Ochs, Eastern Region Business Development Manager
• Regenesis Market Expansion: From Europe to Japan
  Pen Herring, International Business Manager
• HRC Applications: Pumping, Safety, & Other Issues
  Craig A. Sandefur, Director, Remediation Services
• Introducing Hydrogen Release Compound, HRC
• What Makes ORC So Special Anyway?
  Stephen Koenigsberg, Ph.D., Vice President, R&D

• New Horizons for Regenesis
  William Cox, President
• ORC Remediates Aniline in Florida
  Patrick M. Hicks, Ph.D., Southeastern Region Manager
• Central Region Update
  Scott B. Wilson, Vice President
  Mike Sieczkowski, Central Region District Manager
• Iowa Reimburses ORC Applications
• Regenesis to Join NJCAT
  Donald Ochs, Eastern Region Manager
• Improve ORC Results by Improving Delivery Method
  Jack G. Peabody, Western Region Manager
• Vinyl Chloride Attenuation By Slurry Injection of ORC
  Peter D. Tacy, Jr., STS Consultants, Ltd., Detroit, Michigan, US
• On Bioavailability: The Science of Knowing When to Quit
  Stephen Koenigsberg, Ph.D., Vice President, R&D

• Regenesis Offers Real Estate Transaction Model
  John B. Griffiths, President & CEO
• Congratulations to Our Batelle Winners!
• Photo Shop!
• ORC Assists Closure of 100 Sites
• ORC Enhanced Bioattenuation of Petroleum Hydrocarbons in Groundwater
  Steven D. Textoris, R.G., Clearwater Group, Inc., Portland, OR
• Regenesis Welcomes New District Manager
• MTBE and Vinyl Chloride Degradation
  Scott B. Wilson, Vice President
• Flexible ORC Slurry Injection in Texas
  Patrick M. Hicks, Ph.D., Southeastern Region Manager
• Biostimulation Training Course Kicks Off in New England
  Donald Ochs, Eastern Region Manager
• Hydrogen Release Compound, HRC For Enhanced Chlorinated Remediation
  Stephen Koenigsberg, Ph.D., Vice President, R&D

• New Horizons for Regenesis
  John B. Griffiths, President and CEO
• Performance Evaluation Issues
  Craig A. Sandefur, Director of Remediation Services
• Site Closures and New Applications
  Scott B. Wilson, Vice President
• Alternative Supplemental ORC Applications
  Don Ochs, Eastern Region Manager
• Sediments Remediation of Diesel Using ORC
  Jack G. Peabody, Western Region Manager
• ORC Training Sessions in Texas and Louisiana
  Patrick M. Hicks, Ph.D., Southeastern Region Manager
• International Distribution of ORC
  J. Brittain Griffiths, Jr., International Business Manager

• Successful ORC Application
  John B. Griffiths, President and CEO
• Brownfield Case Study: Swift Closure Aids Property Transfer
  Amber M. Healy, Marketing Manager
• Beyond BTEX: Other Contaminants Treated with ORC
  Scott B. Wilson, Vice President
• High Pressure Slurry Injection Renders Over 20” Radius
  Jack G. Peabody, Western Region Manager
• Regulatory Happenings in the East
  Don Ochs, Eastern Region Manager
• ORC Presented in Alabama
  Patrick Hicks, Ph.D., Southeastern Region Manager
• How is Vinyl Chloride Bioremediated and How Can ORC Help?
  Stephen Koenigsberg, Ph.D., Vice President, R&D

• A Time of Reflection As Regenesis Completes a Second Full Year of Operation
  John B. Griffiths, President and CEO
• Photo Album
• Critical Design Factors for ORC Implementation
  Craig A. Sandefur, Applications Manager
• ORC Receives New England Environmental Award
  Donald Ochs, Eastern Region Manager
• Regenesis Welcomes New District Manager
• ORC Remedial Design/Applications Seminars in Texas
  Patrick M. Hicks, Ph.D., Southeastern Regional Manager
• Missouri and Iowa Embrace ORC
  Scott B. Wilson, Central Region Manager
• ORC Amends Asymptotic Sparing in Alaska
  Jack G. Peabody, Western Region Manager
• Bioremediation of Pentachlorophenol in Soil Under Aerobic Conditions
  Jane L. Vernalia, Woodward-Clyde, Oakland, CA
• The Role of ORC in the Bioremediation of MTBE
  Stephen Koenigsberg, Ph.D., Vice President, R&D

• ORC Featured Extensively at Battelle Bioremediation '97 in New Orleans
  John B. Griffiths, President and CEO
• Issues to Consider Before Using ORC in Existing Wells
  Craig A. Sandefur, Applications Manager
• ORC Tested by University of Waterloo in Rice University's AATDF Program
  Amber Healy, Marketing Manager
• Regenesis Welcomes New Business Development Manager in Southeast
• Interactive Seminar Series Gets a Push in Tampa!
  Don Ochs, Eastern Region Manager
• Minnesota Takes on Vinyl Chloride with ORC
  Scott B. Wilson, Central Region Manager
• ORC Proves Successful in Louisiana Clays
• EPA Approved RCRA Site
• ORC Aids Site Closure and Saves Customer $100,000
  Jack G. Peabody, Western Region Manager
• Dissolved Phase Source Treatment at Kansas Site Shows Positive Results
  Stephen Koenigsberg, Ph.D., Vice President, R&D

• The Brownfield's Market – Myth or Reality?
  John B. Griffiths, President and CEO
• New Horizons for ORC
  Stephen Koenigsberg, Ph.D., Vice President, R&D
• ORC Site Visited by Congressional Sub-Committee
  Amber Healy, Marketing
• “Direct Push Days” Features ORC
  Donald Ochs, Eastern Region Manager
• Midwest Cleanups Show Excellent Results in Tight Soils
  Scott B. Wilson, Central Region Manager
• ORC Filter Socks Used in Horizontal Well Application
  Jack G. Peabody, Western Region Manager
• Free Software Empowers Project Managers to Apply ORC
  Craig A. Sandefur, Applications Manager

• EPA Deadline versus Declining State Resources: ORC Can Help
  John B. Griffiths, President and CEO
• Customers Find New Applications For ORC
  William J. Cox, Vice President
• Application of ORC in a Tank Excavation – The Benefits are Greater Than You May Think
  Craig A. Sandefur, Applications Manager
• Closing the Site With ORC
  Stephen Koenigsberg, Ph.D., Vice President, R&D
• New Training Program
  Amber Healy, Marketing