Team
Principals
Brett H. Emmons , PE, P.Eng (ON, AB), ENV SP, LEED AP
CEOView Details
Cecilio Olivier , PE
COOView Details
Robert J. Montgomery , PE, WRE
Principal Water Resources EngineerView Details
Team and Office Leads
Carl Almer , LEED AP
Water Practice LeadView Details
Jason Naber , CMWP
Ecology Practice LeadView Details
Kevin Biehn , PLA, CPESC, LEED AP BD+C
Community Practice LeadView Details
Steve Gaffield , PhD, PE, CFM
WI Office LeadView Details
Ben Nelson
WI Office LeadView Details
Kevin Griggs , PWS, CWB
Iowa Offices LeadView Details
Professional Staff
Aaron Gwinnup , PE
Water Resources EngineerView Details
Allison Mark
Environmental EngineerView Details
Bill Martin
Senior Environmental PlannerView Details
Brian Rucker
Civil EngineerView Details
Britta Hansen , PLA, OALA, AALA
Landscape ArchitectView Details
Camilla Correll , PE
Water Resources EngineerView Details
Chris Long , CMWP
Ecological DesignerView Details
Christine Pelto , EIT
Water Resources EngineerView Details
Dan Mossing , PE
Water Resources EngineerView Details
Dane Wudel , PE
Water Resources EngineerView Details
Deborah J. Hatfield , PE
Senior Civil EngineerView Details
Derek Lash , PE, CPESC
Civil EngineerView Details-
Ellen Kimlinger
Civil EngineerView Details 
Ethan J. Hau
Environmental ScientistView Details
Evan Murdock , PhD
Water Resources EngineerView Details
Gabe Lujan , EIT
Water Resources EngineerView Details
Greg Graske , PE
Water Resources EngineerView Details
Jay Michels , CPESC
Erosion & Sediment Control SpecialistView Details
Jaz Warren , WELL AP
Urban DesignerView Details
Jimmy Marty
Environmental ScientistView Details
Joe Pallardy
Water + Natural Resources SpecialistView Details
Karline McCawley
Stormwater AnalystView Details
Kerri Robinson , P.Eng., SITES AP
Water Resources EngineerView Details
Kim Perlstein
Iowa Office ManagerView Details
Kimberly Walsh
Environmental Scientist And EngineerView Details
Kyle Crawford , PE
Water Resources EngineerView Details-
Madison Rogers , CFM
Water Resources EngineerView Details 
Mike Majeski
Conservation BiologistView Details
Mike Talbot , CFM
Water Resources EngineerView Details
Natalie McCraw
Civil EngineerView Details
Nick Hayden , PE, GISP
Water Resources EngineerView Details
Nick Jaeckels , EIT
Water Resources EngineerView Details
Patrick Conrad
Water Resources SpecialistView Details
Paul Fritton , EIT
Water Resources EngineerView Details
Paula Kalinosky , PE
Water Resources EngineerView Details
Raymond Kakala
Water Resources EngineerView Details
Rosie Russell
Environmental ScientistView Details
Russell D. Pietz , PE
Civil EngineerView Details
Ryan M. Fleming , PE, CFM, LEED AP BD+C
Water Resources EngineerView Details
Ryan Moe , PE, ENV SP
Civil EngineerView Details
Ryan Stenjem , PE
Water Resources EngineerView Details
Sarah Grandstrand
GIS ManagerView Details
Sean Barry
Civil Engineering TechnicianView Details
Sonya Carel , RA, CID, LEED AP
Architectural Liaison + Visual Communications Dir.View Details
Stu Grubb , PG
Senior HydrogeologistView Details
Trevor Rundhaug , EIT
Civil EngineerView Details
Operations Staff
Barbara Lind
HR GeneralistView Details
Beth Clubb
Accounting, Administration, & HR LeadView Details
Lyn Conroy
Account AssistantView Details
Michael Latana
Administrative AssistantView Details
Randal Berger
Chief Technology OfficerView Details
Rochelle VG.
Madison Office - Administrative ManagerView Details
Susan Nelson
Account and Administrative ManagerView Details
Taylor Limberg
Proposal Coordinator & GIS SupportView Details
Want to Join Our Team?
If you are passionate about making a difference in the world, we look forward to hearing from you.