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Green Building Expert, Carl Seville Builds for Tomorrow

Updated: Apr 3


Carl Seville is a consultant, educator, and speaker on sustainability for the residential construction industry. His firm, SK Collaborative provides green building certification and building enclosure consulting and testing for buildings throughout the US. In addition to his duties at SK Collaborative, he blogs as the Green Curmudgeon at GreenBuildingAdvisor.com, and served as half of the Green Police in Hanley Wood's video product reviews. He is the co-author of the Green Building, Principles and Practices in Residential Construction, the first college textbook on green building, and the LEED for Homes Version 4 Reference Guide.


SK Collaborative certifies buildings and enforces building codes. They try to improve training skills with good contractors and architects to understand how to build better. There is sequencing in buildings and it is important how insulation gets stuck in the walls. The weather barrier is important along with every penetration, has a seal and affects the performance on that building. It's all about keeping the water out, by testing windows and looking at the wall systems and details per plan set.




Everyone wants to build things right, it just may not be done correctly because of schedule and timing. Carl is a fan of modular or offsite construction. He liked that these buildings are constructed inside an enclosed environment. He wants the GC's to make sure the building is sealed and intact onsite to finish that process.


He is a big advocate with more simple shape design buildings than the custom high designs currently becoming more available. The vaults and dormers create more issues for insulation. The ductwork in the attic needs more spray form and creates more issues for healthy building. The design for high performance is how we can have more green sustainable projects.


High-performance outcomes come down to fundamentals: managing water, air, heat, and vapor with the right sequencing. Building science made simple explains why details like WRBs, window flashing, and sealed penetrations matter as much as insulation R-values. It’s a clear foundation for building better—whether site-built or modular.


Building Green Homes with Green Home Institute

Green certifications work best when builders understand the “why” behind the requirements. This resource from the Green Home Institute connects sustainable goals to practical jobsite decisions—materials, energy, indoor air quality, and verification steps. It’s a helpful guide for contractors and architects aiming to build greener with confidence.


Advancing Construction for a Sustainable Future: Insights from RMI’s Lucas Toffoli

Sustainable construction is increasingly driven by measurable outcomes—carbon, energy use, and electrification strategies. This conversation with RMI’s Lucas Toffoli explores how leading teams apply data and research to shape real projects and portfolios. It’s a strong perspective for anyone pushing beyond “green intent” into proven performance.


High-performance building starts with sequencing the fundamentals—water control, air control, thermal continuity, and vapor management. Building science made simple explains why WRBs, window flashing, and sealed penetrations matter as much as R-values. It’s the clearest path to fewer failures and better durability in any build.


Building Green Homes with Green Home Institute

Green certifications are easiest to achieve when teams understand the intent behind each requirement. This Green Home Institute resource connects sustainability goals to practical decisions—materials, energy use, indoor air quality, and verification steps. It’s a useful guide for builders and architects who want repeatable, certifiable results.


Advancing Construction for a Sustainable Future: Insights from RMI’s Lucas Toffoli

Sustainable construction is increasingly measured, not assumed—carbon, electrification, and energy performance are becoming core project inputs. This conversation with RMI’s Lucas Toffoli shows how leading teams use data and research to guide real decisions across projects and portfolios. It’s a strong perspective for anyone moving from “green intent” to proven outcomes.



Carl Seville

SK Collaborative

C: 404-597-7782

O: 404-480-4600 X101


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