Alex Koumoutsos, Project Manager

Alex is passionate about collaborating with clients and design teams to build successful outdoor spaces. He strives to uncover, troubleshoot, and simplify the complexities engrained in each of the projects he works on.

Alex is a licensed Professional Landscape Architect, with more than 10 years of experience working on projects of varying scales and scopes. He holds a Bachelor of Landscape Architecture degree from Purdue University. Soon after graduating, Alex moved to the East Coast to work for a large, multi-disciplinary design firm working on public, private, and government contracts around the world. Alex has been connected to nature since he was a kid and enjoys being outside as much as possible – hunting, exploring wildlife areas with his wife Amanda and dog Joey, hiking, ice fishing, etc… are where he feels most at home. Alex also enjoys cooking, homebrewing, and working on home and yard renovation projects.


Matthew Stewart, Project Technician

Matthew has always had a deep interest in understanding the way things work. This curiosity has helped him develop an extensive knowledge of construction techniques and documentation. He provides project management and systems development for the firm. His skills include detail in concept, documentation, and execution of design, as well as review of construction documents.

Matthew worked in the landscape design–build industry before he received his Bachelor of Landscape Architecture degree from Iowa State University. As a farm boy from central Iowa, Matthew enjoys biking, canoeing, camping and just generally being outside.

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Egle Vanagaite, Project Manager

Egle has nine years of design experience and is passionate about the way design shapes and curates everyday life. Her unique perspective on minimal, feral landscapes and native ecologies, influenced by the northern Baltic Sea region where she was raised, continue to shape her work. She enjoys collaboration and how it kindles conversations, creates connections, and evolves into physically constructed objects and spaces.  

With a background in visual arts, she received her Master of Landscape Architecture degree from the University of Minnesota. Egle maintains an Adjunct Professor role at the University of Minnesota College of Design where she teaches design studio and graphic representation courses. At home she enjoys moments of hygge, Nordic knitting and meal-sharing with friends.


Kevin Tousignant, Designer

As a designer, Kevin is motivated by the countless opportunities to discover, experiment, and explore the contextual qualities of the landscape through a tactile and collaborative design process. His work explores innovative design methods in analog and digital representation to cultivate abstract ideas and translate them into clear and contextual concepts in place-making. 

Kevin holds a Master of Landscape Architecture and a Bachelor of Environmental Design from the University of Minnesota. Prior to joining Coen+Partners, Kevin explored his passion for design across many scales from furniture design and sculptural installations to landscape site design and urban master planning. His work has been recognized by the College of Design, ASLA-MN, and various design-focused publications. Outside of the office, Kevin enjoys spending time outdoors with his dog Chester, taking his bike out for a sunset spin, running the occasional marathon, and sharing meals with his family and friends.

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Rachel Valenziano, Designer

Rachel is inspired by the intersections of ecology, culture, and art. Her background in the biological sciences, in combination with an MLA from the University of Minnesota, have fueled systems-scale questioning through professional and academic experience in large urban masterplans, coastal resiliency, streetscape design, and community engagement. Her work has been recognized by the University of Minnesota and ASLA-Minnesota.

Originally from Nebraska, Rachel is an aspiring birder, ambitious home cook, and a history museum enthusiast. 

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Ben Sporer, Associate Principal

Ben loves to collaborate with large teams to create culturally responsive, ecologically sensitive, vibrant environments for people to thrive. His midwestern roots have instilled deeply important human values to the planning and design process he brings to all his work. Ben has worked extensively throughout the world to uncover unique cultural expressions within the public realm, and to create communities celebrating the natural environment of each place.

Ben holds a Master of Landscape Architecture, a Bachelor’s Degree in Environmental Design, is a USGBC BD+C Accredited Professional, a RELi Accredited Professional, and a licensed Landscape Architect in the State of Minnesota. His work has been recognized by ASLA Minnesota with several awards. Outside the office he enjoys traveling to find hard-to-reach and vastly rewarding places in the world, and cooking and entertaining with family and friends while at home.