Industry benchmark · SIC 51

Air transport

A benchmark view of the available 4-digit SIC sub-industries, activity, score and financial-health signals. Calculated 2 Jul 2026.

Companies4,2823,089 active
New this year1490 dissolved
Active share72%Active companies as a share of total
Avg insolvency risk31Benchmark average
Avg profitability score41Derived 0–100 cohort signal
Avg gross margin47.3%Benchmark average
Avg revenue growth0.0%Benchmark average
Avg current ratio9.37Benchmark average

Sub-industry ranking

Largest sub-industries by active companies

Active company counts for the available 4-digit SIC sub-industries. The complete table below is the crawlable fallback.

Sub-industry benchmark rows
Sub-industryCompaniesActiveAvg score
Freight air transport SIC 51210 · detailed benchmark2,9932,56163
Non-scheduled passenger air transport SIC 51102 · detailed benchmark1,9981,77064
Scheduled passenger air transport SIC 51101 · detailed benchmark79568465
SIC 5190 SIC 51902741150
Space transport SIC 51220 · detailed benchmark19515864
SIC 5142 SIC 514267250
SIC 5147 SIC 514756350
SIC 5143 SIC 514355150
SIC 5132 SIC 513251451
SIC 5114 SIC 511450551
SIC 5139 SIC 513947450
SIC 5134 SIC 513438149
SIC 5113 SIC 511336851
SIC 5141 SIC 514127150
SIC 5186 SIC 518626150
SIC 5184 SIC 518425148
SIC 5156 SIC 515622050
SIC 5157 SIC 515716251
SIC 5119 SIC 511915048
SIC 5153 SIC 515313251
SIC 5118 SIC 511812048
SIC 5144 SIC 514412150
SIC 5138 SIC 513812049
SIC 5170 SIC 517010350
SIC 5115 SIC 51159149
SIC 5185 SIC 51859147
SIC 5117 SIC 51178048
SIC 5146 SIC 51467150
SIC 5131 SIC 51317353
SIC 5152 SIC 51526050
SIC 5145 SIC 51456147
SIC 5111 SIC 51116152
SIC 5154 SIC 51546051
SIC 5133 SIC 51335049
Space transport SIC 5122 · detailed benchmark4049
SIC 5112 SIC 51124049
SIC 5151 SIC 51514251
SIC 5116 SIC 51164049
SIC 5181 SIC 51813153
SIC 5136 SIC 51363049
SIC 5155 SIC 51553053
Freight air transport SIC 5121 · detailed benchmark2154
SIC 5164 SIC 51642050
SIC 5187 SIC 51872048
SIC 5188 SIC 51881053
SIC 5137 SIC 51371050
SIC 5165 SIC 51651157
SIC 5135 SIC 51351055
SIC 5182 SIC 51821048