Exhibit 21.1
SUBSIDIARIES OF KODIAK GAS SERVICES, INC.
Company Listing as of December 31, 2023

CompanyOwnershipIncorporation
Frontier Acquisition I, Inc.Wholly ownedDelaware
Frontier Acquisition II, Inc.Wholly ownedDelaware
Kodiak Gas Services, LLCWholly ownedDelaware
Pegasus Optimization Managers, LLCWholly ownedDelaware