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  • Who We Are

    Our Story

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

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

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    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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    STOBG Insights Magazine

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

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

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  • Companies
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Building & Site Evaluation Projects | STO Building Group
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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Building & Site Evaluation Projects

Hover Effects PepsiCo
PepsiCo
Plano, TX
Building & Site Evaluation
Corporate Interiors

Our continued partnership with PepsiCo at the Frito-Lay Headquarters in Plano, Texas has been rewarding. Nearly two decades after our Dallas team completed the original 520,000sf space, we had the privilege of returning to enhance key areas—prioritizing both functionality and design.

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PepsiCo
PepsiCo
Plano, TX
Building & Site Evaluation
Corporate Interiors
Structure Tone Southwest
Hover Effects Allen Boone Humphries Robinson
Allen Boone Humphries Robinson
Austin, TX
Commissioning
Corporate Interiors, Law

Structure Tone Southwest completed an 8,500sf office renovation for a prestigious law firm, transforming the space into a sophisticated and highly functional environment. The project involved expanding offices, shifting corridor walls, and creating new workspaces that seamlessly blend elegance with practicality.

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Allen Boone Humphries Robinson
Allen Boone Humphries Robinson
Austin, TX
Commissioning
Corporate Interiors, Law
Structure Tone Southwest
Hover Effects Prologis Ports Jersey City
Prologis Ports Jersey City
Jersey City, NJ
Building & Site Evaluation
Industrial

A former Superfund landfill redevelopment, this project had a two-year break between phases before base construction.

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Prologis Ports Jersey City
Prologis Ports Jersey City
Jersey City, NJ
Building & Site Evaluation
Industrial
RC Andersen
Hover Effects Amazon DEN4 Non-Sortable
Amazon DEN4 Non-Sortable
Colorado Springs, CO
Building & Site Evaluation
Industrial

Our RC Andersen team went vertical with one of the nation’s first multi-story, robotic hub of its kind in Colorado.

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Amazon DEN4 Non-Sortable
Amazon DEN4 Non-Sortable
Colorado Springs, CO
Building & Site Evaluation
Industrial
RC Andersen
Hover Effects Goya World Headquarters
Goya World Headquarters
Jersey City, NJ
Building & Site Evaluation
Industrial

We have our part in building the future of food with Goya’s world headquarters. This Jersey City ground up industrial food distribution center included on-site improvements to the 42-acre property comprised of a 13.

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Goya World Headquarters
Goya World Headquarters
Jersey City, NJ
Building & Site Evaluation
Industrial
RC Andersen
Hover Effects Erewhon Market
Erewhon Market
Santa Monica, CA
Building Repositioning
Building Repositioning, Retail

An award-winning space for upscale, sustainable foods, plus a trendy spot to dine in Santa Monica.

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Erewhon Market
Erewhon Market
Santa Monica, CA
Building Repositioning
Building Repositioning, Retail
Abbott Construction
Hover Effects Spotswood Logistics Center
Spotswood Logistics Center
Spotswood, NJ
Building & Site Evaluation
Industrial

A former manufacturing facility, this ground up construction involved extensive demolition with asbestos abatement and a speculative warehouse including office space and primary power service.

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Spotswood Logistics Center
Spotswood Logistics Center
Spotswood, NJ
Building & Site Evaluation
Industrial
RC Andersen
Hover Effects Arsenal Trade Center
Arsenal Trade Center
Sayreville, NJ
Building & Site Evaluation
Industrial

This project included a full sitework package that was developed on a 73-acre site.  Building trades were sequenced to work continuously to limit remobilization cost and sequenced to minimize the overall construction schedule.

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Arsenal Trade Center
Arsenal Trade Center
Sayreville, NJ
Building & Site Evaluation
Industrial
RC Andersen
Hover Effects Kapiolani Medical Center for Women and Children
Kapiolani Medical Center for Women and Children
Honolulu, HI
Virtual Design & Construction (VDC)
Healthcare

Kapi’olani Medical Center is known for its tremendous care throughout Hawaii and the Pacific Rim. Prior to the completion of this facility, children needing inpatient medical care were treated in an outdated building from the 1950s.

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Kapiolani Medical Center for Women and Children
Kapiolani Medical Center for Women and Children
Honolulu, HI
Virtual Design & Construction (VDC)
Healthcare
Layton
Hover Effects Innovation Pointe
Innovation Pointe
Lehi, UT
Building & Site Evaluation
Corporate Base Building

Innovation Pointe is a multi-phase, high-tech office campus consisting of four five-story buildings. Major sitework was required to accommodate the massive campus infrastructure.

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Innovation Pointe
Innovation Pointe
Lehi, UT
Building & Site Evaluation
Corporate Base Building
Layton
Hover Effects Utah Tech University Human Performance Center
Utah Tech University Human Performance Center
St. George, UT
Construction Management
Education, Sports & Entertainment

Completed in 2019, the Utah Tech University Human Performance Center is an award-winning hub for students and faculty focused on fitness. It is equipped to host local, regional, and state high school games, swim meets, Huntsman World Senior Games competitions, and community-sponsored sporting events.

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Utah Tech University Human Performance Center
Utah Tech University Human Performance Center
St. George, UT
Construction Management
Education, Sports & Entertainment
Layton
Hover Effects University of Hawaii at Manoa Life Sciences Building
University of Hawaii at Manoa Life Sciences Building
Honolulu, HI
Building & Site Evaluation
Academia, Education, Life Sciences

In collaboration with architect G70, Layton Construction led a design-build project for the University of Hawaii at Manoa’s Life Sciences Building. The process began with a demolition of the university’s existing structure, Henke Hall, and the removal and replacement of contaminated soil for the new facility.

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University of Hawaii at Manoa Life Sciences Building
University of Hawaii at Manoa Life Sciences Building
Honolulu, HI
Building & Site Evaluation
Academia, Education, Life Sciences
Layton
Hover Effects Davis Technical College Michael J. Bouwhuis Allied Health Building
Davis Technical College Michael J. Bouwhuis Allied Health Building
Kaysville, UT
Construction Management
Building Repositioning, Education

Located in the suburbs of Salt Lake City, Utah, the new 85,000sf Michael J. Bouwhuis Allied Health Building at Davis Technical College in Kaysville has officially added a new and modern state-of-the-art facility.

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Davis Technical College Michael J. Bouwhuis Allied Health Building
Davis Technical College Michael J. Bouwhuis Allied Health Building
Kaysville, UT
Construction Management
Building Repositioning, Education
Layton
Hover Effects EATALY London
EATALY London
London, UK
Preconstruction
Building Repositioning, Hospitality, Retail

When Nicola Farinetti and his team chose London for Eataly’s latest location it was natural for them to turn to longstanding collaborators Structure Tone to deliver their new premises: Structure Tone’s Global Platform has been intentionally designed to service international corporate customers such as Eataly, and after successfully delivering projects in New York, Toronto and Dallas a vast reservoir of knowledge and relationships had been amassed.

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EATALY London
EATALY London
London, UK
Preconstruction
Building Repositioning, Hospitality, Retail
Structure Tone International
Hover Effects The Philadelphia Museum of Art Master Plan Projects
The Philadelphia Museum of Art Master Plan Projects
Philadelphia, PA
Preconstruction
Cultural/Religious

Our team has been partnering with the Philadelphia Museum of Art to preserve, renovate, and enhance the museum experience in projects large and small since 2004. Since the beginning, it has been important to us to approach each job in one of Philadelphia’s most celebrated Art Deco structures with deliberate care for the building and its delicate contents.

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The Philadelphia Museum of Art Master Plan Projects
The Philadelphia Museum of Art Master Plan Projects
Philadelphia, PA
Preconstruction
Cultural/Religious
LF Driscoll
Hover Effects Pendry Manhattan West
Pendry Manhattan West
New York, NY
Construction Management
Hospitality

The west side of Midtown Manhattan is having a moment. For decades, the acres around the rail yards were largely seen as undevelopable given the industrial use.

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Pendry Manhattan West
Pendry Manhattan West
New York, NY
Construction Management
Hospitality
Pavarini McGovern
Hover Effects Free Library of Philadelphia, Parkway Central Branch
Free Library of Philadelphia, Parkway Central Branch
Philadelphia, PA
Building & Site Evaluation
Cultural/Religious

Free Library of Philadelphia, Parkway Central Branch Renovations When renovation plans began in earnest in 2006, the Parkway Central Library building was only 35% accessible to the public. Today, 68% of the building is now usable with 41,000sf of new community space developed in the area that previously housed the library’s impressive book stacks.

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Free Library of Philadelphia, Parkway Central Branch
Free Library of Philadelphia, Parkway Central Branch
Philadelphia, PA
Building & Site Evaluation
Cultural/Religious
LF Driscoll
Hover Effects Royal College of General Practitioners
Royal College of General Practitioners
London, UK
Building Repositioning
Building Repositioning

The Royal College of General Practitioners’ (RCGP) Structure Tone London managed the construction of the new headquarters offices of 30 Euston Square for The Royal College of General Practitioners’ (RCGP) in their first move in half a century.

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Royal College of General Practitioners
Royal College of General Practitioners
London, UK
Building Repositioning
Building Repositioning
Structure Tone International
Hover Effects Barbizon 63
Barbizon 63
New York, NY
Building Repositioning
Building Repositioning, Multi-Unit Residential

Barbizon Built in 1927 as a residential hotel for women, the Barbizon was added to the National Register of Historic Places in 1982. After acquiring the property in 2002, Berwind Property Group determined to convert it to luxury condos in 2004, bringing in Cetra/Ruddy as designers and Pavarini McGovern as builders.

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Barbizon 63
Barbizon 63
New York, NY
Building Repositioning
Building Repositioning, Multi-Unit Residential
Pavarini McGovern
Hover Effects The Philadelphia Museum of Art Core Project
The Philadelphia Museum of Art Core Project
Philadelphia, PA
Building & Site Evaluation
Cultural/Religious

The Philadelphia Museum of Art Core Project Since 2004 we have been partnering with the team at the Art Museum to conduct numerous renovations as part of their master plan to modify and renovated the historic building, and we were delighted when they trusted us with executing the latest and most delicate phase of Frank Gehry’s Master Plan - known as the Core Project - for the historic landmark museum.

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The Philadelphia Museum of Art Core Project
The Philadelphia Museum of Art Core Project
Philadelphia, PA
Building & Site Evaluation
Cultural/Religious
LF Driscoll

Our Family of Builders

  • Abbott Construction
  • Ajax
  • BCCI
  • Govan Brown
  • Layton Construction
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  • RC Andersen
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Who We Are

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Contact Us

Locations

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careers@stobuildinggroup.com
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press@stobuildinggroup.com

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