2024 Mithun Promotions

Date Posted: 04.03.2024

Exceptional design by exceptional people. We are pleased to announce the promotion of team members within our Los Angeles, San Francisco and Seattle offices. Please join us in congratulating these outstanding individuals.

Mithun has promoted Damian Possidente, Jan Stephenson, Nick Wai-Poi and Simone Barth to Principal.

Damian Possidente is a skilled project architect and team leader with more than 23 years of experience creating vibrant residential, academic, workplace and mixed-use developments for urban and campus settings. His current projects include UC Santa Barbara San Benito, a new on-campus residential community for 2,140 students, and The Now, a new mixed-use commercial development with integrated digital billboard on Los Angeles’ Sunset Strip.

Human resources director Jan Stephenson brings experience in a variety of industries and a passion for talent management to her work with creative professionals at Mithun. Integral to the success of the practice, Jan brings sincerity, thoughtfulness and genuine care for the well-being of employees to every interaction, creating an environment where individuals can thrive professionally and personally.

Nick Wai-Poi brings valuable technical insight to complex university projects and large-scale residential communities. His experience includes more than 6,900 beds of new student housing at UCLA across multiple projects including Olympic and Centennial Halls; planning and design for multiple agricultural research, teaching and outreach facilities including the UC Merced Experimental Smart Farm; and the AIA COTE Top Ten award-winning Chatham University Eden Hall Campus.

Simone Barth has contributed to the planning and execution of a wide range of award-winning academic, educational and civic buildings. Her recent projects include new student housing communities at Colorado School of Mines, UCLA and UC Santa Barbara. Simone is also actively involved in AIA California, serving as chair of the Advocacy Committee and member of Climate Action Steering Committee.

New Associate Principals are A.J. Hoffman, David Bullaro, Eli Jaeger, Greg Catron, Jason Wilkinson, Katie Stege, Mike Fowler and Tonyel Stewart.

Architect A.J. Hoffman is passionate about creating sustainable and inclusive design solutions for complex commercial projects. His broad body of work includes carbon removal facilities for Heirloom, diverse workplaces for confidential California-based technology companies, and a net-zero energy certified medical office building.

David Bullaro is a technical architect who brings a keen eye for detail to projects spanning offices, civic facilities, cultural centers and housing. Key projects include the 200 Occidental mixed-use building in historic Pioneer Square, high-performance renovation of landmark 1101 Second Avenue, and new Byline mixed-use development in Portland, Oregon.

Eli Jaeger brings more than 20 years of experience to business development and marketing for education project types, from early learning through higher education. As marketing manager, he guides client outreach, project pursuits and industry engagement, leveraging Mithun’s mission and integrated design capabilities to advance the goals of educational institutions and partners.

Greg Catron is a thoughtful architect with a passion for creating vibrant living and community spaces. His projects include the AIA COTE Top Ten award-winning Louisiana Children’s Museum, LEED Platinum UC Irvine Verano 8 Graduate Student Housing, Byline mixed-use development, and a new senior living tower for Horizon House in Seattle’s First Hill neighborhood.

Jason Wilkinson is an architect with particular expertise in sustainable and regenerative design. He brings a collaborative approach and technical skill to the creation of high-performance buildings like the new campus for The Industrial Commons in North Carolina targeting Living Building Challenge certification, and Tacoma Community College Center for Innovative Learning and Engagement.

Katie Stege is an architect and researcher skilled at crafting interdisciplinary solutions to complex land use challenges. She co-leads the Mithun R+D program, supports strategic climate resilience initiatives, and works on conceptual design at the neighborhood and building scale. Projects include the Brown Ranch Comprehensive Development Plan in Colorado, and National Elk Refuge Visitor Center in Wyoming.

A sustainability integration leader with more than 30 years of practice, Mike Fowler engages on firmwide projects and workflow processes for integrated design. He has contributed to the success of 18 built net zero energy buildings, nine LEED Platinum certified buildings, four Passive House PHIUS+ certified buildings, and an ILFI Living Building Challenge Petal Certification project.

Tonyel Stewart is an architect who is passionate about land and social justice issues, and their intersection with the built environment. Current projects include the Bentonville City Hall Campus Expansion in Arkansas, and a transit-oriented development incorporating 200 units of affordable housing and Capitol Station access redesign in San Jose, California.

Mithun has promoted Amelia Jensen, Ezra Homison, Jamie Elderkin and Tammy Lee to Senior Associate.

New Associates at Mithun are Alanna Stanton, Alex Ayala, Anna Samsonov, Bennet Song, Ethan Brown, Evan Fleming, Jake Minden, Jess Roe, Katja Peterson, Kerry Garikes, Kristin Mjolsnes, Lauren King Nelson, Mint Kasempatanasuk, Robert Winters, Rosemarie Grégoire, Sharon An, Toby Peterson, Veronica Macalinao, and Yao Lu.