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Construction Firms · United States · 2026

Top US Construction Firms in AI Search, 2026

Which contractors AI engines name when developers and government buyers search for general contractors and engineers.

Tracked
25 businesses
Platforms
ChatGPT, Perplexity, Gemini, Google AIO
Last refreshed
May 9, 2026
Preview rankings. Initial scores are seeded from a methodology pass. Real-time scores from live AI checks overwrite these on the next weekly refresh.
#
Business
Citation score
Per platform
01
Bechtel
bechtel.com
Largest US construction firm by revenue
94
ChatGPT4
Perplexity4
Gemini3
Google AIO4
02
Turner Construction
turnerconstruction.com
Top general contractor, ENR #1 builder
94
ChatGPT4
Perplexity4
Gemini3
Google AIO4
03
AECOM
aecom.com
Engineering and construction giant
94
ChatGPT4
Perplexity4
Gemini3
Google AIO4
04
Fluor
fluor.com
Energy, infrastructure, government
81
ChatGPT3
Perplexity4
Gemini3
Google AIO3
05
Skanska USA
usa.skanska.com
Building, civil, infrastructure
81
ChatGPT3
Perplexity4
Gemini3
Google AIO3
06
Whiting-Turner
whiting-turner.com
Top US general contractor, education and corporate
81
ChatGPT3
Perplexity4
Gemini3
Google AIO3
07
Clark Construction
clarkconstruction.com
Major builder, Mid-Atlantic and national
69
ChatGPT3
Perplexity3
Gemini2
Google AIO3
08
Mortenson
mortenson.com
Healthcare, sports, renewable energy construction
69
ChatGPT3
Perplexity3
Gemini2
Google AIO3
09
DPR Construction
dpr.com
Tech, healthcare, advanced industries builder
69
ChatGPT3
Perplexity3
Gemini2
Google AIO3
10
Hensel Phelps
henselphelps.com
Aviation, federal, mission critical
69
ChatGPT3
Perplexity3
Gemini2
Google AIO3
11
Suffolk
suffolk.com
National GC with tech-driven approach
50
ChatGPT2
Perplexity2
Gemini2
Google AIO2
12
Walsh Group
walshgroup.com
Civil and building, infrastructure focus
50
ChatGPT2
Perplexity2
Gemini2
Google AIO2
13
Kiewit
kiewit.com
Civil, energy, mining construction
50
ChatGPT2
Perplexity2
Gemini2
Google AIO2
14
Granite Construction
graniteconstruction.com
Heavy civil and materials
50
ChatGPT2
Perplexity2
Gemini2
Google AIO2
15
McCarthy Building
mccarthy.com
Healthcare and education builder
50
ChatGPT2
Perplexity2
Gemini2
Google AIO2
16
JE Dunn
jedunn.com
Mid-market national general contractor
38
ChatGPT1
Perplexity2
Gemini1
Google AIO2
17
Gilbane
gilbaneco.com
Construction and real estate development
38
ChatGPT1
Perplexity2
Gemini1
Google AIO2
18
Hoffman Construction
hoffmancorp.com
Pacific Northwest builder
38
ChatGPT1
Perplexity2
Gemini1
Google AIO2
19
Brasfield & Gorrie
brasfieldgorrie.com
Southeast US healthcare and corporate
38
ChatGPT1
Perplexity2
Gemini1
Google AIO2
20
Balfour Beatty US
balfourbeattyus.com
US arm of UK construction giant
38
ChatGPT1
Perplexity2
Gemini1
Google AIO2
21
Holder Construction
holderconstruction.com
Data centers, hospitality, corporate
25
ChatGPT1
Perplexity1
Gemini1
Google AIO1
22
Webcor Builders
webcor.com
California urban construction leader
25
ChatGPT1
Perplexity1
Gemini1
Google AIO1
23
BL Harbert International
blharbert.com
Federal and global infrastructure
25
ChatGPT1
Perplexity1
Gemini1
Google AIO1
24
Layton Construction
laytonconstruction.com
STO Building Group, healthcare focus
25
ChatGPT1
Perplexity1
Gemini1
Google AIO1
25
Robins & Morton
robinsmorton.com
Healthcare construction leader
25
ChatGPT1
Perplexity1
Gemini1
Google AIO1
Results by query

Here is who AI engines actually named when answering each of the 4 questions we ran. Top 5 cited per query, across 4 platforms.

Q01
“top US construction companies by revenue 2026”
  1. Bechtel
    ChatGPTPerplexityGeminiGoogle AIO
  2. Turner Construction
    ChatGPTPerplexityGeminiGoogle AIO
  3. AECOM
    ChatGPTPerplexityGeminiGoogle AIO
  4. Fluor
    ChatGPTPerplexityGeminiGoogle AIO
  5. Skanska USA
    ChatGPTPerplexityGeminiGoogle AIO
Q02
“leading commercial general contractors in the United States”
  1. Bechtel
    ChatGPTPerplexityGeminiGoogle AIO
  2. Turner Construction
    ChatGPTPerplexityGeminiGoogle AIO
  3. AECOM
    ChatGPTPerplexityGeminiGoogle AIO
  4. Fluor
    ChatGPTPerplexityGeminiGoogle AIO
  5. Skanska USA
    ChatGPTPerplexityGeminiGoogle AIO
Q03
“best healthcare construction firms”
  1. Bechtel
    ChatGPTPerplexityGeminiGoogle AIO
  2. Turner Construction
    ChatGPTPerplexityGeminiGoogle AIO
  3. AECOM
    ChatGPTPerplexityGeminiGoogle AIO
  4. Fluor
    ChatGPTPerplexityGeminiGoogle AIO
  5. Skanska USA
    ChatGPTPerplexityGeminiGoogle AIO
Q04
“largest civil engineering and infrastructure contractors”
  1. Bechtel
    ChatGPTPerplexityGoogle AIO
  2. Turner Construction
    ChatGPTPerplexityGoogle AIO
  3. AECOM
    ChatGPTPerplexityGoogle AIO
  4. Fluor
    Perplexity
  5. Skanska USA
    Perplexity
Methodology

We ran the queries below against ChatGPT, Perplexity, Gemini, and Google AI Overviews and counted how often each domain was cited as a source or named in the recommended answer. Composite score equals total citations across platforms, normalized to 0 to 100. Audit refreshed weekly.

The 4 queries we ran
  1. top US construction companies by revenue 2026
  2. leading commercial general contractors in the United States
  3. best healthcare construction firms
  4. largest civil engineering and infrastructure contractors
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