The Corona Team
well established and here for you
Meet Our People
Our team is comprised of nationally recognized experts in data science, process engineering, water resources, strategic communications and utility information technology.
Our Leadership
Chad Seidel, Ph.D., P.E.
Louisville, CO
Dr. Chad Seidel is the President of Corona. He has enjoyed working with the water sector for nearly two decades providing innovative solutions to water quality and treatment challenges across the country.
303-544-2161 X 123
Craig Gorman, P.E.
and Treatment
Louisville, CO
Craig has over 15 years of experience as a consulting engineer specializing in advanced water treatment and bench and pilot scale testing.
303-544-2161 X 403
Ayhan Ergul
Braintree, MA
Mr. Ergul is the Vice President of Corona. Ayhan brings nearly two decades of experience delivering information technology solutions in an environmental context to clients at municipal, state and federal level.
781-753-6666 X 404
Margaret Kearns
Braintree, MA
Margaret leads the water resource team, supporting source water protection, software development, decision tools, regulatory analysis & GIS efforts.
781-753-6666 X 414
Jeffrey Rosen
Braintree, MA
Mr. Rosen brings expertise in research, information management, data analysis, and statistics to support environmental decision making and resource management.
781-753-6666 X 654
take a closer look
Water Quality & Engineering
Jake Causey, P.E.
Gonzales, LA
Jake is a professional engineer with more that 15 years of combined experience in the process engineering and permitting and compliance assistance.
781-753-6666 X 117
Amlan Ghosh, Ph.D., P.E.
Lewisville, TX
Amlan has over 17 years of experience as a consulting engineer specializing in advanced water treatment, distribution system water quality, and pilot scale testing.
781-753-6666 X 421
Brittany Gregory, P.Eng
Louisville, CO
Brittany has a MASc in Civil and Resource Engineering and has experience in water quality analysis, water treatment pilot operation, data analysis and process design.
303-544-2161 X 423
Juliette Kaplan
Louisville, CO
Juliette has a MS in Environmental Engineering from the University of Colorado with experience in treatment process design and water quality management.
303-544-2161 x447
Anthony Kennedy, Ph.D., P.E.
Louisville, CO
Anthony has a Ph.D. in Civil Engineering from the University of Colorado with experience in treatment process design and water quality management.
303-544-2161 x 996
Nathan MacArthur
Louisville, CO
Nathan has a MS in Environmental Engineering from the University of Colorado and has experience in treatment process design and water quality management.
303-731-3649
Christian Mathews, Ph.D.
Louisville, CO
Christian has a Ph.D. and MS in Environmental Engineering from Purdue University. Her research has included the use of far UVC irradiation on the inactivation of opportunistic pathogens in drinking water and the prevention of biofilms on drinking water plumbing materials..
720-850-5301
Mathieu Medina
Louisville, CO
Mathieu has an MS in Environmental Engineering from UT Austin and a BS in Chemical Engineering from MIT.
303-317-3289
Carleigh Samson, Ph.D., P.E.
South Kingston, RI
Carleigh is a Ph.D. with experience focused on source water quality, water treatment process engineering, DBP formation and statistical modeling.
303-544-2161 X 412
Geospatial, Data and Information Management
Tod Chee
San Diego, CA
Tod is Corona’s program manager for SanGIS, San Diego
Geographic Information Source, a joint powers authority between the City and County of San Diego.
858-874-7020
Jessica Zichichi
Braintree, MA
Jessica has over 17 years of experience using and implementing geographic information systems software for a variety of clients.
781-753-6666 X 422
Program Management and Communications
Shonnie Cline
Louisville, CO
Shonnie has over 20 years of experience in utility management specializing in customer communication and stakeholder collaboration.
303-544-2161 X 217
Corona Business Operations
Karen Hada
Louisville, CO
Karen is the Project Controls Coordinator and brings over 15 years of experience in operations management.
303-544-2161 X 444
Holly LaPorte
Louisville, CO
303-544-2161
