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Home » Authors » Jonathan Keller

Articles by Jonathan Keller

$570-million US69 project in Kansas

ENR's 2024 Top 400 Contractors: Firms Feel Pinch for Profitability

Contractor revenue rises, but firms say higher risks and longer lead times are driving more investment in preconstruction
Emell Adolphus
Emell D. Adolphus
Jonathan Keller
Jonathan Keller
May 22, 2024
No Comments

Contractor revenue rises, but firms say higher risks and longer lead times are driving more investment in preconstruction.



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Tyson Foods' 330,000-sq-ft, $300-million poultry processing plant

ENR 2024 Top Owners Sourcebook: The Big Project Divide

Emell Adolphus
Emell D. Adolphus
Jonathan Keller
Jonathan Keller
April 25, 2024
No Comments

Construction-in-progress spending climbs higher, with Top 25 firms accounting for 60%, as economists predict a megaproject boom will compound resource challenges.


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Sany IROOTECH headquarters in Guangzhou, China

ENR 2024 Top 500 Design Firms: Artificial Intelligence Ramps Up

With a rise in design services and ongoing labor challenges, can AI-powered tech help firms work smarter?
Emell Adolphus
Emell D. Adolphus
Jonathan Keller
Jonathan Keller
April 24, 2024
No Comments

Commentary from the Top 500 Design Firms in 2024 reveals a shift in the use of artificial intelligence to complement design services.


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2024 Confidence Index
Confidence Index

1Q 2024 Cost Report: Construction Executive Optimism Surges

But economic headwinds still persist
Jonathan Keller
Jonathan Keller
April 9, 2024
No Comments

For the first time since Q1 of 2022, construction industry executives report a stable and slightly growing market on ENR’s Construction Industry Confidence Index (CICI) survey.


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Primary Children’s Hospital Hybrid Operating Room
Best of the Best

Best Small Project - Primary Children's Hospital Hybrid Operating Room

Jonathan Keller
Jonathan Keller
March 7, 2024
No Comments

Situated centrally between 13 active operating rooms, this project’s work site proved to be its most complex challenge, says Sourabh Sinha, project manager at NJRA Architects.


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confidence index

4Q Cost Report: Pessimism Lingers for Construction Executives

Firms report access to project financing, labor shortages among their top concerns
Jonathan Keller
Jonathan Keller
December 20, 2023
No Comments

Despite a surprisingly strong economy, construction industry executives report that they enter 2024 with much of the same trepidation they faced at the start of 2023.


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Microsoft's new Thermal Energy Center

ENR 2023 Top Owners Sourcebook: Owners Caught Between Shifting Markets

Construction in progress rebounds from pandemic disruptions, but owners must balance increasing risks against rewards
Jonathan Keller
Jonathan Keller
Emell Adolphus
Emell D. Adolphus
November 8, 2023
No Comments

On the surface, an increase in construction in progress spending last year illustrates greater owner confidence in a post-COVID-19 market.


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125-ft-tall transmission tower

ENR Top 600 Specialty Contractors: Firms Piece Together Solutions

Top 600 revenue rises for another year, but contractors balance staying competitive and reconfiguring resources.
Emell Adolphus
Emell D. Adolphus
Jonathan Keller
Jonathan Keller
October 11, 2023
No Comments

In comments about the market’s most pressing challenges, Top 600 Specialty Contractors are widely optimistic that the worst of pandemic-induced delays are done—buttressed by another year of double-digit revenue growth for listed firms.


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3QCR_CONFIDENCE-SURVEY_web_900x550.jpg
2023 3Q Cost Report

3Q Confidence Index: Positivity Grows Among Construction Executives

Concerns remain, but execs are hoping for a soft landing
Jonathan Keller
Jonathan Keller
September 27, 2023
No Comments

ENR’s Construction Industry Confidence Index rose this quarter to its highest rating since Q1 of 2022, up six points to a nearly stable 46 rating.


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dam construction in Canada

Contractors Battle Bitter Winters at $11.8B Site C Hydro Project in Canada

Jonathan Keller
Jonathan Keller
Scott Blair
Scott Blair
September 27, 2023
3 Comments

Despite harsh elements and a remote site, an army of workers reach critical milestones on decade-long dam project in British Columbia.


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