Alan Lindsay Berry, AIA, LEED AP, CNU


Alan Berry’s career has emphasized a comprehensive approach to architectural design with a sensitive concern for a project’s historical, cultural, and environmental context. His projects have focused on historic preservation, adaptive reuse, and sustainable design, and have included a variety of building types from residential to liturgical spaces, the redevelopment of mill buildings, and design for institutional facilities.  Alan strives to build upon the knowledge of our predecessors, merging a vernacular aesthetic with modern technology, as we face the economic and environmental challenges of our times.


Diane Abate, RA

Architect, Project Manager

Recently relocating to southern Vermont, Diane brings to S&A over 20 years of experience in the field of design and architecture.  She earned her Bachelor of Science: Architecture and a Bachelor of Architecture: Architecture degrees from CUNY Spitzer School of Architecture graduating with honors and receiving an Excellence in Design and Best Thesis Project awards.  Prior to joining S&A, Diane was an Associate with Peter Gisolfi Associates located in Hastings-on-Hudson, NY.  Diane looks forward to applying her extensive knowledge of project management, building design and construction document production to her new projects, and is excited to play a role in the design and development of her new surroundings.


Jim Williams, AIA


Jim is an award winning architect, author, and teacher.  He provides architecture, design, and planning services with deep concentrations in custom homes, multi-family housing, health care, historic preservation, and master planning.  The integration of sustainable design principles with whole systems thinking and extensive hands-on design/build construction experience forms the foundation of all his work.  As a key member of the Stevens & Associates team, Jim leads an inclusive and collaborative design process which integrates multiple points of view with rigorous evaluation of ideas to achieve constituent goals.


Jillian Tomaselli, RA


Jillian Tomaselli, a registered architect, is interested in how the built environment can shape human experience and impact community, and has incorporated this interest into a variety of S&A projects.  She strives to create responsible designs that contribute to comfortable, engaging, and sustainable communities, while expanding her knowledge and understanding of the trends and demands for urban housing.

After a summer internship with S&A, Jillian earned her Master of Architecture degree from the University of Hartford and accepted the 2016 AIA Henry Adams Medal and Certificate of Merit award upon graduation. She received a Bachelor of Science degree in Architecture from Keene State College, during which time she spent a semester abroad in Torino, Italy, and was the 2013 Marvin Design Studio Challenge Winner. Jillian was awarded the Tai Soo Kim Traveling Fellowship to study mass timber and how it responds to the architectural, economic, and environmental demands of the urban building industry in Europe.  She hopes to incorporate her experiences abroad with the livable and sustainable community projects at Stevens & Associates.


Nikki Perry, CNU-A

Architectural Designer

Nikki has received a Bachelor of Science degree in Architecture with a minor in Sustainable Product Design and Innovation from Keene State College.  During that time, her academic experience included a month abroad in Florence, Italy.  She continued her education earning a Master of Architecture from the University of Massachusetts, Amherst.  In addition to sustainable design and innovation, Nikki is interested in historic preservation, urban renewal, and universal design. She is CNU-Accredited and continues to develop her knowledge and expertise through various projects and programs.  Nikki is currently working towards her architectural license.


Allyson Bedard

Architectural Designer

Allyson (Ally) Bedard received a Bachelor of Science degree in Architecture with a minor in Safety and Occupational Health Applied Sciences from Keene State College.  While attending Keene State, she was awarded first place in the 2014 NESEA Net-Zero Energy Student Design Competition for the Residential Retrofit category. The following year, Ally received a second place award for the 2015 Marvin Design Studio Challenge.  Her experience includes drafting, building materials, project management, and designing.  Ally is passionate about sustainability and restoration with a desire to apply her knowledge of retrofitting within the community focusing on historic preservation.