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  • Who We Are

    Our Story

    We are a family of builders building amazing spaces across the US, Canada, UK, and Ireland.

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    History

    Founded in 1971, we have grown into an organization made up of over 5,700 employees across 54 offices.

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  • What We Do

    Projects

    ST. PATRICK`S CATHEDRAL

    St. Patrick’s Cathedral, a New York City landmark building and one of the most revered Catholic Churches in the United States, underwent a major restoration and conservation project.

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    Sectors

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    No matter the type of project, complexity or client, one thing remains constant—people do the work. Learn more about our career opportunities.

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    Meet the experts who lead our people and organization.

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    We care about each other and are committed to making a positive impact where we live and where we work.

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  • News

    STOBG In The News

    Stay informed and stay connected. View the latest company announcements, employee achievements, and leadership highlights.

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    STOBG Insights Magazine

    Get inspired by the latest issues on project renovations, designs, company commemorations, and collaborations.

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    STOBG Podcast

    Connect and listen to construction professionals and leaders one conversation at a time.

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    Thought Leadership

    What’s next in construction? From trends to data, find out more from our experts.

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  • Companies
    • Abbott Construction
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    • Ajax
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    • BCCI
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    • Govan Brown
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    • Layton
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    • LF Driscoll
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    • Pavarini Northeast
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    • Pavarini McGovern
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    • RC Andersen
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    • Structure Tone
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    • Structure Tone International
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    • Structure Tone Southwest
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Sustainability | STO Building Group (STOBG)
Structure Tone is a global leader in construction management and general contracting services with offices located in the US, UK, and Ireland. Founded in 1971, the company is among the world’s top twenty construction companies worldwide, responsible for more than $3.5B in annual construction volume.
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Service

Sustainability

Delivering High-Performance Buildings at Scale
Sustainability goals are achieved through how projects are built. STO Building Group (STOBG) works alongside clients and design teams to support low-carbon materials, advance waste reduction and circular practices, and implement responsible jobsite operations. By focusing on how projects are built, we help translate sustainability ambitions into measurable results.

Our Sustainable Building Practices

STOBG has decades of experience delivering integrated, high-performance, cost-effective solutions to meet our clients’ sustainability goals in the construction industry. Whether your objectives are centered on reducing your carbon footprint or on employee health and well-being, STOBG can help achieve your goals. Our work includes LEED® construction projects and implementation of the WELL™ Building Standard and WELL™ certification across construction projects.

LEED® Registered

150M+ SF of LEED® Construction Projects & Registered Space

WELL™ Accredited

Supporting WELL™ certification with 17 WELL™ Accredited Professionals

BREEAM Registered

30 BREEAM UK Registered Projects

Living Building Challenge Certified

3 Living Building Challenge Certified Projects

Decoding Net Zero with Jennifer Taranto

Tune in to the Building Conversations podcast to hear from STOBG’s Vice President of Sustainability, Jennifer Taranto, as she explains the evolving world of net zero buildings—what it means, key drivers behind the movement, and how government regulations, renewable energy, and emerging technologies are shaping the future of sustainable construction.

Our Approach

At STOBG, we combine data, innovation, and on-site practices to build smarter, reduce impact, and deliver more responsible projects. STOBG delivers sustainable construction solutions that reduce environmental impact while maximizing building performance. Our expertise spans LEED-certified construction, WELL building standards, net zero strategies, and carbon reduction initiatives across diverse project types.

Green Building Certifications

Supporting project teams in achieving certification goals such as LEED, WELL, and other sustainability frameworks through documentation management, coordination with design teams, and implementation during construction.

Carbon Tracking & Transparency

We support project teams in understanding the embodied carbon implications of material and procurement decisions by using industry tools and supplier data to bring greater transparency to project carbon impacts.

Jobsite Emissions Reduction

Implementing practices that reduce energy use and emissions during construction, including efficient temporary power strategies and consideration of lower-emissions equipment where feasible.

Waste Reduction & Circularity

Planning and managing construction waste diversion, material reuse, and recycling strategies that help projects reduce landfill impacts and support more circular construction practices.

Responsible Procurement

Supporting responsible sourcing by working with suppliers and project teams to identify materials that meet our client's sustainability goals and reporting requirements.

Construction Environmental Management

Managing job site practices that protect air quality, control pollution, and maintain responsible material handling to minimize environmental impacts during construction.

Green Building Certifications

Supporting project teams in achieving certification goals such as LEED, WELL, and other sustainability frameworks through documentation management, coordination with design teams, and implementation during construction.

Carbon Tracking & Transparency

We support project teams in understanding the embodied carbon implications of material and procurement decisions by using industry tools and supplier data to bring greater transparency to project carbon impacts.

Jobsite Emissions Reduction

Implementing practices that reduce energy use and emissions during construction, including efficient temporary power strategies and consideration of lower-emissions equipment where feasible.

Waste Reduction & Circularity

Planning and managing construction waste diversion, material reuse, and recycling strategies that help projects reduce landfill impacts and support more circular construction practices.

Responsible Procurement

Supporting responsible sourcing by working with suppliers and project teams to identify materials that meet our client's sustainability goals and reporting requirements.

Construction Environmental Management

Managing job site practices that protect air quality, control pollution, and maintain responsible material handling to minimize environmental impacts during construction.

Recognized by the Leaders Shaping Healthy Buildings

Collaboration is at the heart of progress. At STOBG, we’ve forged strategic partnerships with leading organizations to advance sustainability and wellness in the built environment. Together with our partners, we’re building a network of expertise and action, driving meaningful change for our clients, communities, and the planet.

• Strategic Alliance Partner with Delos, creators of the WELL™ Building Standard
• Founding Member of the WELL™ Living Laboratory
• Member of the U.S. Green Building Council
• Member of the Irish Green Building Council
• Member of the UK Green Building Council
• Member of the Canada Green Building Council

Meet Our Sustainability Expert

STOBG's Sustainability Specialist

Jennifer Taranto leads sustainability at STO Building Group (STOBG), partnering with clients and project teams to deliver buildings that meet ambitious performance, carbon, and certification goals. As a LEED Fellow and WELL Faculty member, she brings deep expertise in sustainable construction and is a frequent speaker and educator on the future of the built environment.

Jennifer Taranto

Vice President, Sustainability
STOBG
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Impact in Action

Learn more about how we put sustainability expertise into action in projects like these.

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Salesforce

Salesforce

Structure Tone successfully delivered the multi-phase fit-out and restoration of the Salesforce Tower at North Wall Quay, Dublin, one of the most significant commercial developments in the city.

LinkedIn

LinkedIn

Home to LinkedIn’s EMEA headquarters, the project was completed on a phased possession basis where Structure Tone worked alongside the developer’s base build contractor for a large portion of the project duration.

CONFIDENTIAL CLIENT

CONFIDENTIAL CLIENT

Structure Tone delivered a fourth-floor office fit-out for this confidential financial client in Mount Laurel, NJ. As their trusted construction partner under an existing MSA, our team mobilized quickly to maintain consistent project progress, showcasing responsiveness and reliability that strengthened.

TIAA Corporate Center

TIAA Corporate Center

When TIAA set out to establish a new corporate hub in Frisco, they needed more than just office space—they needed a dynamic, employee-focused environment. Structure Tone Southwest delivered a nine-floor, first-generation build-out that integrates functionality, flexibility, and wellness-focused amenities to support long-term growth.

View All Projects

What Our Experts Are Saying

Explore more sustainability content on STOBG's thought leadership platform, 'the word.'

View all Insights
View all Insights

Our Family of Builders

  • Abbott Construction
  • Ajax
  • BCCI
  • Govan Brown
  • Layton Construction
  • LF Driscoll
  • STO Mission Critical
  • Pavarini North East
  • Pavarini McGovern
  • RC Andersen
  • Structure Tone
  • Structure Tone International
  • Structure Tone Southwest

Who We Are

  • Our Story
  • History
  • Leadership
  • Corporate Responsibility

Helpful Links

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Industry Insights

  • Insights Magazine
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  • Thought Leadership

Contact Us

Locations

Business Development
bd@stobuildinggroup.com
Careers
careers@stobuildinggroup.com
Press
press@stobuildinggroup.com

STO Building Group (STOBG) is a Family of Builders.

STO Building Group (STOBG) is a leader in commercial construction management. We draw on each other’s strengths to deliver expert services in preconstruction, sustainable construction, virtual design and construction, and more.

 

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