The founder of Trussell Technologies, Inc., R. Rhodes Trussell, has a B.S., M.S., and Ph.D. in Environmental Engineering from University of California at Berkeley. Dr. Trussell is a registered Civil and Corrosion Engineer in the State of California with 37 years of experience who has authored more than 200 publications. He is recognized, worldwide, as an authority in methods and Criteria for Water Quality and in the development of advanced processes for treating water or wastewater to achieve the highest standards. He has worked on the process design for dozens of treatment plants, ranging from less than 1 to more than 900 mgd in capacity and has experience with virtually every physiochemical process and most biological processes as well. Dr. Trussell is available to review and advise on any complex water quality problem. He has a special interest in emerging water quality problems and reuse.

Dr. Trussell served for more than ten years on EPA’s Science Advisory Board, serves on the Membership Committee for the National Academy of Engineering, and as Chair of the Water Science and Technology Board for the National Academies. For the International Water Association, Trussell serves as a member of the Scientific and Technical Council, the Editorial Board and on the Program Committee.

In 2010, Dr. Trussell was awarded the prestigious A.P. Black Award from the American Water Works Association. This award was established in 1967 in honor of Dr. A. P. Black to recognize outstanding research contributions to water science and water supply rendered over an appreciable period of time.

________________________________________________________________________________________________________________

R. Shane Trussell is a Principal at Trussell Technologies, Inc. and has a B.S. in Chemical Engineering from University of California (U.C.) at Riverside, a M.S. in Environmental Engineering from U.C. Los Angeles and a Ph.D. in Environmental Engineering from U.C. Berkeley. 

Dr. Trussell is a registered Civil Engineer in the State of California with more than 12 years of experience who has authored more than 32 publications. His professional experience has focused around membrane processes in the water, seawater and wastewater treatment field. He is a recognized expert on Membrane Bioreactors (MBR) and has an intimate understanding of the process limitations, both at high organic loadings and high mixed liquor suspended solids. Dr. Trussell specializes in solving complex treatment and water quality problems through a solid science-based foundation that produces practical engineering solutions.

Dr. Trussell is a member of AWWA, WEF, WRF, IDA and ASCE. Dr. Trussell is Secretary of the CWEA Engineering and Research Committee. In addition, Dr. Trussell is a reviewer for the Journal of Membrane Science, Water Research, Environmental Science and Technology, JAWWA and Water Environment Research and serves as a PAC member on a multiple WRF projects

________________________________________________________________________________________________________________

David R. Hokanson has a B.S. in Environmental Engineering, a M.S. in Civil Engineering, and a Ph.D. in Environmental Engineering from Michigan Technological University. Dr. Hokanson is a registered Civil Engineer in the State of California and a registered Professional Engineer in the State of Michigan with 15 years of experience who has authored more than 47 publications. His professional experience has focused around physicochemical processes in water treatment and sustainable engineering. He is a recognized expert on mathematical modeling of water treatment processes and has authored 7 engineering design tools (e.g., adsorption, advanced oxidation, air stripping) that are widely used by engineering firms and by government sponsors. Dr. Hokanson performed his doctoral research on developing a mathematical model describing the multifiltration beds (ion exchange and adsorption) applied for wastewater reuse on board the International Space Station water processor with Prof. David Hand as advisor and Prof. John Crittenden as a project collaborator.

Dr. Hokanson is interested in advanced processes for water treatment with a special interest in emerging water quality problems. Dr. Hokanson is a member of AWWA, WEF, ASCE and IWA.

________________________________________________________________________________________________________________

Celine C. Trussell has a B.S. and M.S. in Civil Engineering from the French Engineering school E.S.T.P (Ecole Speciale des Travaux Publics) in Paris and a M.S. in Civil and Environmental Engineering from U.C. Los Angeles. Mrs. Trussell is a registered Civil Engineer in the State of California with 11 years of experience. Mrs Trussell has authored 10 publications. Her areas of focus are water treatment and design with a strong emphasis on membrane applications for desalination and water treatment. She has been involved in membrane treatment processes feasibility, pilot testing, detailed design and cost estimating. Mrs. Trussell also has experience in conventional water treatment studies and designs. Mrs Trussell conducted extensive pilot studies of water treatment processes (conventional water treatment, ozone, DAF, Actiflo, MF/UF, RO, etc.).

Mrs. Trussell is an active member of the AWWA Desalting Committee.

________________________________________________________________________________________________________________

Fredrick W. Gerringer has a B.S. in Civil and Environmental Engineering from University of California at Berkeley and a M.S. in Civil and Environmental Engineering and a D.Env. in Environmental Science and Engineering from UCLA.  Dr. Gerringer is a registered Civil Engineer in the State of California with more than 8 years of experience in water and wastewater treatment.  He has authored more than 6 publications, 1 book chapter, and more than 15 conference proceedings, presentations, and posters.  His doctoral research explored the fate of natural organic matter (NOM) during water treatment, the efficacy of different reverse osmosis (RO) pretreatment processes, and the use of NOM characteristics to model organic fouling of RO membranes.  Dr. Gerringer has extensive experience conducting pilot-scale studies of water treatment processes such as conventional treatment, ozone, biofiltration, microfiltration, and RO.  He has also provided technical support to ensure regulatory compliance at water treatment plants with design capacities of 160 to 520 million gallons per day.

Dr. Gerringer is a member of the American Water Works Association and the American Society of Civil Engineers.

________________________________________________________________________________________________________________

Elaine Howe has a B.S. in Environmental Engineering from the University of Florida and a M.S. in Environmental Health Engineering from the University of Texas at Austin.  Ms. Howe has more than 13 years of experience in environmental engineering and has authored more than 10 publications.  Ms. Howe is experienced in the design and performance of bench-scale and pilot-scale water treatment studies.  Her process experience includes high-rate clarification; alternative disinfection/oxidation using ozone, ozone/peroxide, chlorine dioxide, potassium permanganate, chlorine and chloramines; conventional anthracite/sand filtration and monomedia GAC filtration; biological filtration; GAC adsorption; and nanofiltration (membrane softening).  Ms. Howe has participated in the predesign of a large (100 mgd) surface water treatment facility and the predesign of a large (24 mgd) membrane softening groundwater treatment facility.

Ms. Howe is a member of the American Water Works Association.

________________________________________________________________________________________________________________

Gordon J. Williams has a B.S. in Civil Engineering from Virginia Tech, a M.S. in Civil and Environmental Engineering from University of California at Berkeley and a Ph.D. in Civil and Environmental Engineering from U.C. Berkeley.  Dr. Williams has 6 years experience studying granular-media rapid-depth filtration for water reuse, with expertise in understanding how loading rate impacts tertiary filter performance.  As a result of his research, several California wastewater treatment facilities are able to maximize their recycled water production by operating at loading rates higher than the 5 gpm/ft2 limit specified by the California Title-22 Water Recycling Criteria. Williams also has expertise in understanding pathogen reduction through tertiary treatment and has identified particle association as an important factor in the removal of viruses through tertiary granular-media filtration. 

_______________________________________________________________________________________________________________

Brian M. Pecson has a B.S. and B.A. from the University of Notre Dame, and an M.S. and Ph.D. in Civil and Environmental Engineering from the University of California at Berkeley.  Dr. Pecson has 8 years experience studying the disinfection of pathogens during the treatment of drinking water, wastewater, and sludge.  Dr. Pecson’s research activities have focused on the inactivation and detection of two of the most resistant classes of pathogens, viruses and helminth eggs.  His doctoral studies included fieldwork in Mexico where he characterized the role of ammonia on the inactivation of helminth eggs during the alkaline treatment of sewage sludge. His advancements in the field of pathogen detection include creating the first molecular method to assess helminth egg viability and a framework for using quantitative PCR to estimate virus infectivity. Other experience includes studying the photoinactivation of pathogens in the sunlight-exposed waters of constructed wetlands.

________________________________________________________________________________________________________________

Dan Gerrity has a B.S.E., M.S.E., and Ph.D. in Civil and Environmental Engineering from Arizona State University. Dr. Gerrity earned his Ph.D. while working with Drs. John Crittenden and Morteza Abbaszadegan on the use of titanium dioxide photocatalysis for microbial inactivation and disinfection byproduct mitigation. Dr. Gerrity also developed an alternative method to quantify infectious viruses in water, which combined traditional cell culture with advanced molecular methods. Dr. Gerrity recently completed his post doctoral research at the Southern Nevada Water Authority where he studied the occurrence, fate, and treatability of trace organic contaminants, including pharmaceuticals and endocrine disrupting compounds, in water and wastewater. Specifically, Dr. Gerrity evaluated the use of ozone and biologically active filtration as an alternative to membrane filtration, reverse osmosis, and advanced oxidation in indirect potable reuse applications. Dr. Gerrity’s post doctoral research also included evaluations and optimization of conventional wastewater treatment for trace organic contaminant mitigation. Dan Gerrity provides extensive experience in grant writing, research, and conceptual design of water and wastewater treatment trains for pathogens and trace organic contaminants. Dr. Gerrity has published numerous textbook chapters and articles in international peer-reviewed journals.

________________________________________________________________________________________________________________

Sangam Tiwari has a B.S. in Environmental Resources Engineering from Humboldt State University (Arcata, CA) and a M.S. and Ph.D. in Environmental Engineering from University of California (U.C) at Davis. Dr. Tiwari’s doctorate research involved the development and testing of the intermittently used slow sand filter, an inexpensive and sustainable point-of-use (POU) water treatment device, to improve water quality and health in rural Kenya. In addition to the work in Kenya, she has assisted with water quality assessments in India and Ecuador. Dr. Tiwari’s interests are broad, encompassing international development and molecular techniques used for microbial source tracking.

________________________________________________________________________________________________________________

G. Joanne Chiu has a B.S. in Chemical Engineering from University of California (U.C.) at Davis. Mrs. Chiu has more than 8 years of work experience in wastewater process control and in water/wastewater process design.  She has been actively involved with monitoring full-scale plant performance and interacting with operations and maintenance staff to ensure successful treatment plant performance.  Mrs. Chiu is accustomed to the intense demands of pilot projects.  Mrs. Chiu is proficient in using both BioWin and GPS-X multi-purpose modeling simulator for the simulation of municipal and industrial wastewater treatment plants.  

Mrs. Chiu is a member of American Institute of Chemical Engineers, the Tau Beta Pi Assocation, National Engineering Honor Society and CWEA.

________________________________________________________________________________________________________________

Eileen Y. Idica has a B.S. in Civil and Environmental Engineering from the University of California at Berkeley, and a M.S. and Ph.D. in Civil and Environmental Engineering from the University of California at Los Angeles.  Dr. Idica’s recent project experience includes data analysis and modeling of biological wastewater treatment to improve effluent water quality for discharge and recycling, as well as investigation of the capabilities of modeling to simulate advanced oxidation processes. Her doctoral graduate work focused on the coastal water quality of Southern California, particularly the dynamics and transport of potential contaminants using regional ocean modeling. Dr. Idica has past experience working in two conventional municipal wastewater treatment plants, during full-time internships, in a variety of process and planning projects. She also has past experience with bench-scale conventional activated sludge testing and pilot-scale membrane bioreactor testing. Her broad interests span a wide range of water quality issues, including advanced treatment, water reuse, and wastewater discharge to the environment.

________________________________________________________________________________________________________________

M. Teresa Venezia has a B.S and a M.S. in Environmental Engineering from the University La Sapienza and a M.A. in Governance, Auditing and Control Systems from the University of Roma Tre, both in Rome, Italy. She has 7 years of experience at the Italian National Research Council (the Italian equivalent of US National Academy of Sciences), at the University of California in Los Angeles, and at Trussell Technologies, Inc.  She has designed and tested a laboratory instrument for the detection of explosive compounds; She has studied the contribution of atmospheric deposition of toxic contaminants to contamination of urban stormwater runoff; she has worked on waste recovery and recycling using the LCA approach and sustainable technologies, and she has worked on a variety of water quality projects as well. Ms. Venezia’s experience includes project planning, project writing, laboratory work and field work

________________________________________________________________________________________________________________

Emily Owens has a B.A. in Geology and Environmental Studies from Whitman College and an M.S. in Environmental Engineering from Michigan Technological University. Ms. Owens has 3 years of international rural water supply and sanitation development experience, having completed her master’s degree in conjunction with service in the United States Peace Corps. She has worked at the community-level in both East Timor and the Republic of Palau to plan and manage the implementation of appropriate technologies, to improve technical capacity of local people, and to initiate waste management practices. Ms. Owens has experience in grant-writing, project planning, and sustainability measures.  

________________________________________________________________________________________________________________

Greg Stanczak has a B.S. in Mechanical Engineering from Kettering University (Flint, MI) and a M.S. in Biomedical Engineering from University of California at Davis. Mr. Stanczak’s expertise is designing and fabricating prototype systems, especially at laboratory and pilot scales, that incorporate novel mechanical and electrical systems. He has over eight years of experience working in a hospital setting modifying and repairing medical equipment, and now applies that experience to the water industry.

________________________________________________________________________________________________________________

Brett W. Faulkner has a B.S. in Civil Engineering from the University of Colorado, Boulder.  Mr. Faulkner has experience in a municipal water agency as well a large international consulting firm specializing in water and wastewater engineering.  He has lived and worked in a variety of climates and environments with differing water resources and treatment issues. 

Mr. Faulkner is a member of the American Society of Civil Engineers.