18. Revenue from Contracts with Customers

The following table presents our revenue from contracts with customers by segment and disaggregated by revenue source:

Year Ended December 31, 

(in thousands)

2025

  ​ ​ ​

2024

  ​ ​ ​

2023

Contract operations:

  ​

  ​

  ​

0 ― 1,000 horsepower per unit

$

424,362

$

246,524

$

170,320

1,001 ― 1,500 horsepower per unit

 

425,969

 

384,956

 

350,961

Over 1,500 horsepower per unit

 

421,165

 

348,295

 

287,183

Other (1)

 

585

 

630

 

975

Total contract operations revenue (2)

 

1,272,081

 

980,405

 

809,439

Aftermarket services:

 

  ​

 

  ​

 

  ​

Services

 

127,146

 

100,847

 

98,803

OTC parts and components sales

88,719

 

76,023

 

82,095

Other

 

1,872

316

Total aftermarket services revenue (3)

 

217,737

 

177,186

 

180,898

Total revenue

$

1,489,818

$

1,157,591

$

990,337

(1)Primarily relates to fees associated with owned non–compression equipment.
(2)Includes $6.1 million, $5.3 million and $4.2 million during the years ended December 31, 2025, 2024 and 2023, respectively, related to billable maintenance on owned compressors that was recognized at a point in time. All other contract operations revenue is recognized over time.
(3)Services revenue within aftermarket services is recognized over time. OTC parts and components sales and other revenue is recognized at a point in time.

See Note 28 (“Segments”) for further details.

Performance Obligations

As of December 31, 2025, we had $851.1 million of remaining performance obligations related to our contract operations segment, which will be recognized through 2032 as follows:

(in thousands)

  ​ ​ ​

2026

  ​ ​ ​

2027

  ​ ​ ​

2028

  ​ ​ ​

2029

  ​ ​ ​

2030

Thereafter (1)

  ​ ​ ​

Total

Remaining performance obligations

$

543,250

$

201,037

$

71,017

$

24,759

$

9,784

$

1,267

$

851,114

(1) Performance obligations of $0.7 million and $0.6 million during the years ended December 31, 2031 and 2032, respectively.

We do not disclose the aggregate transaction price for the remaining performance obligations for aftermarket services as there are no contracts with customers with an original contract term that is greater than one year.

Historical Timeline

Fiscal YearFiled
2025Feb 26, 2026Showing above
2024Feb 25, 2025
2023Feb 21, 2024
2022Feb 22, 2023
2021Feb 23, 2022
2020Feb 23, 2021
2019Feb 21, 2020
2018Feb 20, 2019

About Revenue Disclosures

Revenue disclosures under ASC 606 explain how a company identifies performance obligations, allocates transaction prices, and determines when revenue is recognized. This section is essential for understanding whether reported revenue reflects genuine economic activity or aggressive accounting choices. Analysts examine the mix of point-in-time versus over-time recognition, which directly affects revenue timing and comparability.

Key signals: rising contract liabilities (deferred revenue) suggest strong future revenue visibility, while declining contract assets may indicate slowing project milestones. Watch for variable consideration estimates — rebates, returns, and performance bonuses that require management judgment. Significant changes in disaggregated revenue by geography or product line can reveal shifting business mix before it appears in headline numbers. Compare revenue growth against contract liability growth to assess sustainability, and scrutinize any changes in the timing of recognition that coincide with earnings pressure.