CONCRETENEXUS WEBINAR SERIES
ConcreteNexus Webinar Series brings together leaders across the built environment to explore how concrete is evolving to meet today’s sustainability, performance, and resilience demands. Each session dives into practical strategies for reducing embodied carbon, improving durability, and advancing responsible sourcing through frameworks like LEED, Envision, and other emerging standards. From innovative mix designs to transparent environmental data and next‑generation specifications, ConcreteNexus connects producers, designers, owners, and policymakers in a shared conversation about the future of infrastructure. Join us to discover how concrete can drive meaningful climate action while delivering high‑performing, long‑lasting, and equitable projects.
Concrete's Contribution to LEED v5
March 17, 1-2 pm Eastern
Presented by Lionel Lemay, PE, SE, LEED AP
Discover how concrete plays a pivotal role in achieving the ambitious goals of LEED v5. This webinar breaks down the new rating system’s heightened focus on decarbonization, resilience, equity, and responsible resource use—and shows how innovative concrete products, EPD-driven transparency, and responsible sourcing strategies can help project teams earn key credits. Attendees will gain practical insights into low‑carbon mix design pathways, procurement expectations, and documentation requirements that position concrete as a high‑impact solution for LEED v5 certification. Join us to understand what’s changing, why it matters, and how producers and designers can stay ahead.
Concrete's Contribution to Envision Certification​
April 14, 1-2 pm Eastern
Presented by Lionel Lemay, PE, SE, LEED AP
​This webinar explores how concrete plays a pivotal role in achieving Envision certification for sustainable infrastructure. Participants will learn how responsibly sourced materials, optimized mix designs, and transparent environmental data—such as EPDs—support key Envision credit categories, from reducing embodied carbon to enhancing resilience and long‑term performance. We’ll break down practical strategies for project teams, highlight real‑world applications, and show how concrete producers can align with Envision’s goals to deliver measurable social, environmental, and economic benefits. Join us to understand concrete’s unique potential to elevate infrastructure sustainability and drive meaningful project outcomes.
More Coming Soon
-
May 19, 1-2 pm Eastern
-
June 16, 1-2 pm Eastern
-
July 14, 1-2 pm Eastern
-
August 18, 1-2 pm Eastern
-
September 15, 1-2 pm Eastern
-
October 20, 1-2 pm Eastern
-
​November 17, 1-2 pm Eastern
-
December 15, 1-2 pm Eastern
THE FUTURE OF CONCRETE WEBINAR SERIES
Sponsored by Climate Earth and hosted by Lionel Lemay of ConcreteNexus, The Future of Concrete explores how the industry is rapidly evolving to meet new expectations for sustainability, performance, and transparency. Each monthly session features practical, real‑world conversations with producers, designers, owners, and policymakers who are shaping the next generation of low‑carbon, high‑performing concrete. From EPD‑driven specifications and responsible sourcing to LEED, Envision, and emerging policy trends, the series highlights what’s changing in the market—and what it means for competitive, resilient project delivery. Join us to stay ahead of the curve and understand where concrete is headed next.
LEED v5 + PCR + ACI Changes — What Concrete Producers Must Submit in 2026
​
March 11, 2026
2 PM Eastern | 11 am Pacific
Online
Join host Lionel Lemay, Founder and CEO of ConcreteNexus along with an expert panel as they explore the latest LEED v5 documentation including EPD requirements & scoring along with other opportunities for concrete. The panelists will touch on the changes to the recently published update to the PCR for concrete and what happens to existing EPDs. ACI performance expectations for low-carbon mixes will also be presented.
EPDs That Win Work — What Owners Actually Look For
​
April 8, 2026
2 PM Eastern | 11 am Pacific
Online
Join host Lionel Lemay, Founder and CEO of ConcreteNexus along with an expert panel as they explore how owners, GCs, data centers, and public agencies evaluate EPDs in bids and qualification packages. They will discuss why producers with strong EPD strategies outperform competitors—and how real projects are now being awarded based on low-carbon transparency. The panelists will explore a case study to demonstrate how a ready-mix producer used plant-specific EPDs to win a large data center / public works project by demonstrating verifiable carbon reductions.
Plant-Level Carbon Targets - How Producers Hit 20%, 30% & 40% Reduction Goals​
May 13, 2026
2 PM Eastern | 11 am Pacific
Online
Join host Lionel Lemay, Founder and CEO of ConcreteNexus along with an expert panel as they explore what the "20/30/40 rule" actually means in practice. Thy will discuss how setting achievable reduction goals for each plant can lead to lower carbon footprint for all concrete mixes. They will explore mix optimization strategies that don’t compromise production.
De-Risking Lower-Carbon Concrete – The Importance of Innovation and the Value Proposition of Leadership
​
June 10, 2026
2 PM Eastern | 11 am Pacific
Online
Join host Lionel Lemay, Founder and CEO of ConcreteNexus along with an expert panel as they explore how major developers are placing a high value on future lower-carbon construction products, including concrete. What is driving their decisions to innovate? What do they need from industry to support their goals? The panel will also explore the motivations, risks, and value these efforts look to achieve.
The Performance Question — Making Low-Carbon Mixes That STILL Perform​
July 8, 2026
2 PM Eastern | 11 am Pacific
Online
Join host Lionel Lemay, Founder and CEO of ConcreteNexus along with an expert panel as they explore perforance cretieria such as early strength, durability, finishability & cracking concerns while staying compliant with ACI performance standards and low carbon targets for concrete. They will present why some low-carbon mixes fail — and how to avoid the risks.
​Mix Optimization Deep Dive — Tarantula Curve, SCM Strategies & Quantifying Carbon Reductions
August 12, 2026
2 PM Eastern | 11 am Pacific
Online
Join host Lionel Lemay, Founder and CEO of ConcreteNexus with his special guest as they explore practical ways to optimize cement using aggregate gradation along with SCM strategies when fly ash and slag supply is limited and quantifying mix carbon savings with real numbers.
Innovations in Low-Carbon Concrete — CCUS, LC3, Recycled Aggs, Geopolymers & Novel SCMs
September 9, 2026
2 PM Eastern | 11 am Pacific
Online
Join host Lionel Lemay, Founder and CEO of ConcreteNexus along with an expert panel as they explore innovative concrete technolofies and what’s real today vs. what’s still experimental. They will discuss how these innovations impact baselines and specifications and will explore adoption timelines for producers (1-year, 3-year, 5-year).
Communicating Sustainability Without Losing the Room — Messaging for Producers
October 14, 2026
2 PM Eastern | 11 am Pacific
Online
Join host Lionel Lemay, Founder and CEO of ConcreteNexus along with an expert panel as they explore how to explain low-carbon concrete to architects, engineers and contractors. They will discuss how to address the common myths (“concrete isn’t sustainable,” “it cracks,” “too expensive”) along with storylines that win over skeptical stakeholders.
Concrete Sustainability Excellence
November 11, 2026
2 PM Eastern | 11 am Pacific
Online
Join host Lionel Lemay, Founder and CEO of ConcreteNexus along with an expert panel as they explore how leaders across the value chain—aggregates, construction, and design—are setting the standard for low-carbon concrete in real projects. They will present practical strategies each stakeholder uses to drive embodied-carbon reductions without compromising performance, schedule, or cost. They will discuss what “excellence” looks like in 2026: the materials, specifications, and coordination practices that consistently deliver low-GWP outcomes.
Designing With Low-Carbon Concrete — What Architects & Engineers Need to Know for 2027
December 9, 2026
2 PM Eastern | 11 am Pacific
Online
Join host Lionel Lemay, Founder and CEO of ConcreteNexus along with an expert panel as they explore how designers can confidently specify low-carbon concrete using clear performance data, EPDs, and realistic GWP targets. They will present what producers are actually able to deliver in 2026: mix performance, SCM availability, ACI compliance, and carbon reduction pathways. They will discuss how architects, engineers, and producers can align early in design to meet LEED v5, Buy Clean, CALGreen, and owner-driven carbon goals without adding project risk.
EVENTS
2026 Design for Freedom Summit:
Accelerate the Movement​
March 26, 2026
9:00 AM - 6:30 PM Eastern
Grace Farms, New Canaan, CT
​
The 2026 Design for Freedom Summit convenes leaders of the architecture, construction, technology, manufacturing, finance, government, academic, and real estate sectors to advance the global movement toward a more ethical built environment. Through the guidance of the Design for Freedom Principles, participants will explore solutions to identify and address forced labor, advance ethical decarbonization, and prioritize circularity through a human rights lens. This year’s Summit is a culmination of the past 5 years of partnership, innovation and dedication to creating a more humane future. Attendees will leave inspired and equipped with the technology, tools, and vision needed to take immediate action toward more responsible supply chains. Concrete Sustainability Council (CSC) is sponsoring this event as a Promotional Partner. Lionel Lemay, Director, Market Development - North America of CSC will be on hand to educate attendees about responsible sourcing and CSC certification. ​
CONCRETE BC 64th Annual Convention
April 30-May 1, 2026
Delta Hotels Victoria Ocean Pointe Resort
Victoria, British Columbia
​
Concrete BC is hosting the 2026 Convention at the Delta Hotels Victoria Ocean Pointe Resort in Victoria from April 30 - May 1, 2026. This event will bring together concrete industry professionals from across the province. Delegates can look forward to professional development, an outlook on industry trends and entertaining networking events. Concrete Sustainability Council (CSC) is sponsoring this event and exhibiting as an affiliate member. Lionel Lemay, Director, Market Development - North America of CSC will be on hand to educate attendees about responsible sourcing and CSC certification.
The Business Case for Responsible Sourcing in Advancing Green Building Goals
CalCIMA Elevate Technical Conference
May 13-15, 2026
Pacific Palms Resort
City of Industry, California​​​
Responsible sourcing is becoming essential as green building standards and low‑carbon construction expectations accelerate. With LEED and Envision placing greater emphasis on transparency, ethical practices, and full value‑chain accountability, material manufacturers face rising pressure to demonstrate verified sustainability performance. This session, presented by Lionel Lemay of ConcreteNexus, outlines the business case for responsible sourcing in the concrete industry and shows how third‑party systems like the Concrete Sustainability Council (CSC) certification help producers meet these demands while strengthening market position. By evaluating environmental, social, governance, and economic practices, CSC enables concrete companies to document responsible production, reduce risk, improve resilience, and support LEED and Envision project goals.
