Esstech develops and manufactures advanced materials for many biomedical fields, as well as industries demanding distinctive technology. Esstech is a focused team with significant development experience, which we use to provide a clear performance difference to our customers.

1. Esstech Inc. 48 Powhattan Avenue Essington, PA 19029 1-800-245-3800 www.esstechinc.com

2. Who We Are Experienced - Stable long term partner + Technically Advanced - Creating innovative chemistries + Flexible - Providing the performance difference + Responsible - Committed to long-term success of customers = Success for your business 2

3. Experience 1850’s: Henry Daniel Justi invents new materials and procedures for the manufacture of porcelain teeth. 1864: H.D. Justi Dental Manufacturing founded in Philadelphia. 1940: Justi Company introduced the first plastic tooth line at the ADA convention. 1957: Formed Specialty Resins: Production of acrylic monomers; became Sartomer. (Sold in 1981, now part of Total.) Production of specialty acrylics for dentures, now Esschem. 1995: Esstech formed when Esschem moved to new manufacturing facility. Henry M. (Tac) Justi now President and CEO of Justi Group Inc. 3

4. Justi Group Inc. 4 Specialty Acrylics EssPac – custom packaging California Chemical Specialties – nail enhancements Technically distinctive materials manufacturer Marketing & Distribution into Europe, Middle East & Africa Customized glass for industrial uses, including dental

5. Technical Advantage Create chemistries with advanced function Urethane resins Medical adhesive monomers Methacrylicoligomers Biocompatible glass 5

6. Responsible OSHA SHARP ISO 9000 Certified 6 Esstech applies best practices at every stage of our business, from design, through manufacturing and service. We are fully committed to producing products of the highest purity, and using quality management for all of our innovative chemistries.

7. Flexible Differing geographies, market segments, customer approaches to specific industry needs Work closely with customers to create value-adding solutions Seek clear performance difference Often design a custom fit Focused team with significant development experience 7

8. Why Esstech? Experience – Stable long term partner Multi-generational ownership Diversified (geography, technology, market) Technical Capability – Industry pioneer Creating innovative chemistries Flexibility – Bulk chemistry on a small scale Providing the performance difference Responsible, ethical and trusted partner Committed to long-term success of customers 8