Aug 24

Alta and Trilon Group Announce Strategic Growth Partnership

Portland, OR – August 24, 2022 –  Today Alta Planning + Design, Inc. (Alta) announced a strategic partnership with Trilon Group (Trilon), a family of infrastructure-focused businesses. The partnership will help expand Alta’s influence as a globally-renowned active mobility and sustainability consulting firm focused on climate change mitigation, traffic safety, and the future of human-scale mobility. Trilon will support Alta’s strategic expansion through capital and resource support that will ensure ongoing innovation, employee growth and continued quality service for clients. Alta will lead the national strategy for Active Mobility and Sustainability across Trilon, and be a critical part of the national Transportation strategy.  As part of this strategic partnership, Alta’s Board of Directors has named Brett Hondorp as Chief Executive Officer (CEO).  

“Alta’s work helps create active and healthy communities – we support positive change with a focus on human-scale mobility, equity and sustainability.  Through a thoughtful and deliberate selection process, we found an ideal partner in Trilon whose strategy and values closely match Alta’s,” commented CEO Brett Hondorp. “This partnership will provide investment to support existing clients with innovative transportation and climate solutions, reach new markets with our multi-disciplinary services, and provide career growth opportunities for our staff, while retaining Alta’s core mission and brand.” 

Trilon is backed by Alpine Investors, a people-driven private equity firm. It was formed with the vision of building the next Top 20 design firm in North America by partnering with a comprehensive family of progressive planning and design firms like Alta that are focused on delivering practical and sustainable infrastructure solutions for their clients.

“Trilon was founded with the belief that infrastructure can improve lives by promoting opportunity, equity, sustainability, and safety. We are ecstatic to have found a partner like Alta, who not only embodies these beliefs, but actively brings them into existence,” said Trilon Group CEO Michael (Mick) Renshaw.  “We are excited to support Alta with investments in talent, technology, and targeted M&A to help them realize their growth ambitions and expand their influence to more communities.”

Alta currently has 200 staff located across the US and Canada, and growth is expected to significantly increase as it expands its M&A strategy and organic growth through the addition of talented staff, investment in technology, and expansion of its sustainability practice and racial/social justice focus. Alta CEO Brett Hondorp will report into the Trilon Transportation Executive Team. Moving forward, Alta’s staff will continue to work in their respective roles with a continued focus on providing excellent service to its clients.

About Alta Planning + Design

Alta was founded in 1996 when cities and communities were calling for safer streets for people walking and bicycling as the non-motorized transportation movement developed in the United States. Alta pioneered the field of active transportation, evolving their planning and design work into a visionary global practice that empowers people to live active, healthy lives and gets them to where they need to go. With 200 staff located across the US and Canada, Alta is dedicated to connecting people to places by working across disciplines and scale to address social justice, safety, and environmental resilience. For more information, visit

About Trilon Group

Trilon Group was formed with a vision to build the next Top 20 infrastructure services firm in North America by bringing together some of the nation’s best infrastructure consulting firms. Key focus areas include Transportation, Water, Utilities, Environment and Community Infrastructure. Trilon currently comprises 1,500 staff across 90 offices in the US.  For more information, visit   

About Alpine Investors

Alpine Investors is a people-driven private equity firm that is committed to building enduring companies by working with, learning from, and developing exceptional people. Alpine specializes in investments in companies in the software and services industries. Its PeopleFirst strategy includes a talent program which allows Alpine to bring leadership to situations where additional or new management is needed post-transaction. Alpine is currently investing out of its over $2.25 billion eighth fund. For more information, visit


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