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Staff
MBI has assembled a unique combination of science, engineering,
and business expertise.
Our technical experts combine theoretical and practical knowledge
in the full range of relevant disciplines including molecular genetics,
microbiology, biochemistry, analytical chemistry, organic chemistry
and chemical engineering. Our managers have proven experience
in bio-based technology innovation, full-scale commercial operations,
strategic alliances, business development, and in starting and
building successful entrepreneurial ventures.
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Bobby Bringi
President & CEO
Bobby joined MBI International
in late 2006 as President and CEO. Bobby brings to MBI
broad expertise in bio-based technology development; scale-up
and commercialization; strategic partnerships; licensing
and intellectual property management; and entrepreneurial
start-ups.
Bobby is a proven technology innovator and entrepreneur.
He previously co-founded and built Phyton, Inc., a biotechnology
company that pioneered and commercialized a breakthrough
plant cell fermentation technology to produce the anti-cancer
drug, paclitaxel. Following successful commercialization
with partner Bristol Myers Squibb, he completed a successful
merger with a private pharmaceutical company.
Bobby received his Ph.D. in Chemical Engineering from
Cornell University in 1991, with training in plant and
biochemical sciences. |
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David Senyk
VP, Engineering
David is a Senior manager with 20+ years expertise in nearly all
facets of biotech processing including process and project engineering,
operations, process development and trouble shooting, facility maintenance,
and quality control. As Vice President of Engineering at MBI, he
is responsible for process definition, process validation, scale-up/scale-down
processing, total plant optimization, production scheduling, new
product/process introductions, new process equipment design and selection,
and transition with engineering design.
Previously, David was the Director of Engineering and
Manufacturing at Diversa Corporation where he was responsible
for all manufacturing, capital projects, process transfers,
and cost reduction efforts at the company's 380,000-L
capacity manufacturing plant. David has also led cross-functional
teams in all aspects of the commercial manufacture of
a human vaccine. As a Senior Manufacturing Manager at
Bioport Corporation, he dramatically increased manufacturing
capacity through process de-bottlenecking, improvements
in manufacturing success rate, and the development of
an empirical model to predict fermenter performance.
David holds a Bachelor of Science degree in Chemical
Engineering (Biochemical focus) from The University of
Michigan in Ann Arbor. |
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Bernie Steele
Director, Operations
Bernie is a senior manager with a background in microbial
physiology and over 25 years of experience in biotechnology.
He is currently responsible for all Research and Development
operations including Quality Assurance and Laboratory Safety
and serves as Biosafety Officer of MBI.
Before joining MBI, Bernie held faculty positions at
Auburn University, where he was responsible for the Fermentation
and Bioprocessing Laboratory, and the University of Tennessee/Oak
Ridge National Laboratory. As a Senior Research Scientist
at Boeing Defense and Space Group he was involved in the
early development of the Environmental Control and Life
Support Systems for the International Space Station.
Bernie has spent much of his career leading research
aimed at the discovery and development of microbial products,
such as enzymes and specialty chemicals, as well as strain
development and the use of microorganisms for remediation
of environmental contaminants. He has conducted research
programs throughout the world including the United States,
Mexico, Honduras, Peru, Bolivia, Thailand, Nepal and
Belarus.
Bernie received his PhD in Biological Sciences from
Columbia Pacific University and a BS and MS in Microbiology
from Auburn University. |
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Darold F. McCalla
Senior Advisor/Corporate Development
Darold is a seasoned executive in operations, marketing
and finance with domestic and international experience.
He has worked at MBI for over 7 years in project management
and corporate development. Most of his work has been in ethanol biorefinery
development and modeling, improved uses for distiller's grains and
pilot plant development for pretreatment of Cellulosic biomass.
Prior to MBI, Darold worked in management and animal
health for various livestock companies with US and International
interests. He holds a Doctor of Veterinary Medicine degree
from Michigan State University. |
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Susanne Kleff
Senior Scientist
Susanne is a Senior Scientist at MBI International with
expertise in molecular biology, microbiology, and metabolic
engineering. She specializes in bacterial expression systems
and currently plays an integral role in microbial strain
and bioprocess development. Her most recent work involves strain
engineering to enhance succinic acid production in A. succinogenes and
development of a bacterial expression system for protein delivery.
She is also participating in the determination of how biomass derived
sugar streams can be efficiently utilized in a fermentation.
Susanne has a long track record of success. She has
developed vector systems and strong promoters in many
different organisms. She designed an expression system
for the development of an oral vaccine by manipulating
the expression of proteins on a spore coat. She also
performed contract research work to solubilize a certain
protein that was otherwise insoluble, and she generated
transgenic canola plants to improve their stress tolerance.
Susanne received her Ph.D. from the University of
Cologne, Germany, in collaboration with the State University
of New York at Stony Brook. |
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Farzaneh Teymouri
Senior Scientist
Farzaneh is a Senior Scientist with 8+ years leadership
experience in bioconversion of cellulosics biomass to value
added products such as fuels, specialty chemicals and materials.
As project leader in biomass processing, she has developed
broad and deep expertise in both scientific and engineering
aspects of biomass pretreatment, enzyme processing and
downstream fermentation steps. She is actively involved
in developing and scaling up the biomass pretreatment processes.
Previously, Farzaneh was a Postdoctoral Research
Associate with Prof. Bruce Dale at Michigan State University
(MSU) focusing on numerous scientific factors underpinning
the development of AFEX process for treatment of biomass.
Farzaneh received her Ph.D in Chemical Engineering
from Michigan State University. Her PhD work was part
of the Consortium for Applied Fundamentals and Innovation
(CAFI)'s biomass utilization study. |
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Robert J. Hanchar
Senior Scientist
Bob is a Senior Scientist at MBI International with broad experience
in the synthesis, purification, and analysis of organic
compounds. As lead chemist in process and product development,
he develops scaleable and economic synthetic methods for
polymers, and for the conversion of fermentation-derived chemicals
into higher value products. He also develops innovative methods to
recover "green" products
from fermentation broth or biomass. Bob also provides general
and analytical chemistry support for all projects.
With over 15 years of industry experience, Bob has acquired
extensive knowledge in developing innovative synthetic
processes and transferring the technology from pilot
to large-scale manufacturing. Prior to MBI, he developed
commercially-viable processes to produce several 4-carbon
chiral intermediates by overcoming challenges such as
isolating key intermediates, achieving chiral purity,
and overcoming scalability concerns. His efforts led
to a successful technology transfer to cGMP contract
manufacturers.
Bob received his Bachelor of Science and Doctoral degrees
from Michigan State University while concurrently working
for the MSU Synthesis Laboratory. |
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Michael V. Guettler
Scientist
Mike has over 20 years of applied microbiology experience in addition
to nine years of experience in agri-business. He has been
with MBI for 17 years. He has extensive expertise in new
strain isolation and characterization methods, strain improvement,
and bench scale fermentation process development. Mike
isolated and characterized a new bacterial species for
succinic acid production and developed improved strains
for organic acid production. Mike's prior experience at
the University of Minnesota includes the isolation of new
species of bacteria and improved strains for amino acid
production. He has authored over ten patents for microbial processes.
Mike received his Bachelor of Arts degree in Biology
from Saint Thomas University and has done graduate studies
in Medical and Applied Microbiology. |
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Tonya Tiedje
Engineer
Tonya is an Engineer with over fourteen years experience at MBI
International. Her responsibilities have included project
management, pilot plant management, development and scale-up
of bioprocesses, and engineering support.
Tonya has a broad background of experience in biotechnology,
from the laboratory to the pilot plant. She began her
career in the conversion of lignocellulosic biomasses
to monomer sugars, where she contributed to the
evaluation of biomass pretreatments, analytical analysis,
equipment and process design, as well as process modeling
for economic evaluation. Tonya has managed several projects
in the pilot plant where she has successfully developed,
scaled-up, demonstrated, and validated bioprocess technologies.
She has implemented procedure and process improvements
to increase fermentation success rates and reduce yield
variability.
Tonya received her Bachelor of Science degree
in Chemical Engineering from Michigan State University. |
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Timothy J. Campbell
Process Development Engineer
Tim recently joined MBI with more than fifteen years of research
and development experience in both private- and public-sector
research organizations. His areas of expertise include
chemical process modeling and analysis, analytical chemistry,
and design of experiments as applied to alternative fuel and energy
processes, as well as environmental monitoring and remediation technologies.
Tim's recent projects have included development
of a method for production of hydrogen from JP-8 for
fuel cell electric power generation, a novel device for
in situ determination of groundwater contaminant fluxes,
and a Sterile Water for Injection generator. His work
has led to three U.S. patents and more than fifteen research
publications, including Environmental Science & Technology's
2006 Technology Paper of the Year.
Tim received his Bachelor of Science in Biochemistry
from Northern Michigan University, and his Master of
Engineering in Chemical Engineering from the University
of Florida. |
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Dung Vu
Post-doc Research Associate
Dung (pronounced "Young") joined MBI International in September
2007, and is currently working on developing and optimizing
the chemical processes for industrially producing succinic acid from
fermentation broth.
Dung was a Postdoctoral fellow at Michigan State University.
Her Ph.D. work involved measurements and predictions
of phase equilibria, and development of separations techniques
for complex natural-product molecules. She successfully
developed a novel process for isolation and purification
of a specialized plant lipid for medical and industrial
applications, without using chlorinated solvents. The
phase equilibrium data from her works contributed to
two patent applications and are currently being used
in the development of a facility to produce esters from
reactive distillation.
Dung also worked as a process engineer and a supervisor
for start-up factories, where she successfully developed
and implemented polymerization processes and paint applications.
She received her BS in Organic Chemistry from Saigon
University, and both BS and Ph.D. degrees in Chemical
Engineering from Michigan State University. |
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Kevin Fitzgerald
Director, Finance & Administration
Kevin is a senior manager with over 15 years experience in financial
management. He currently oversees the accounting and administration
functions which include government grants and contracts, human resources,
accounting and budgeting, and internal controls.
Before joining MBI, he was Chief Financial Officer for
the Association of Child Development, a large nonprofit
multistate organization, with an operating budget of
$25 million annually and 5,000 members.
Kevin holds a Masters degree in Business Administration
from Regis University in Denver, Colorado. |
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Cathy Johnson
Divisional Administrator/Contracts and Grants
Cathy has over 25 years of experience in contract and grant administration,
securities compliance, and office administration. As Division
Administrator for Contracts and Grants, Cathy coordinates
contract and grant administration and compliance, and acts
as key liaison to senior management on intellectual property
matters.
Before joining MBI in 1998, she held positions as Marketing
Director for a national marketing/buying group in Southwest
Florida and Securities/Compliance Coordinator for a million+
dollar financial planning firm in Western New York. |
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Phil Hegge
Facilities Director
With over 25 years of experience in biotechnology laboratory, pilot
plant and greenhouse management, Phil was responsible for
the start up and construction of MBI's research and development
facility. As Facilities Director at MBI International,
he oversees all aspects of building operations including
computer systems and general safety of the facility. With
respect to the pilot plant operations, Phil is heavily
involved in control programming, data acquisition, and
equipment design to support all Research and Development
projects.
Prior to MBI, Phil was at Cetus Corporation, where he
was responsible for the start up of the company's Madison
area facilities, including the construction of over 60,000
square feet of laboratories, greenhouses, and a plant
growth facility. He also worked for several years as
an anaerobic microbiologist at the University of Wisconsin.
Phil received his Bachelor of Science in Molecular
Biology from the University of Wisconsin at Madison. |
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