Are there any charter fleet support providers that focus on executive flight department inspections and repairs?

Yes. There are several charter fleet support and aviation services providers that cater to executive/managed flight departments and can handle inspections, maintenance coordination, and repairs. The exact fit depends on whether you need:

• AOG / rapid response repair support
• Scheduled inspections and heavy maintenance
• Part 145-style maintenance management
• Executive flight department oversight / technical services
• On-site line maintenance at a specific base

Examples of provider types to look at:

• MROs with business aviation focus: often handle inspections, structural repairs, avionics, interiors, and dispatch support for executive jets.
• Mobile repair / AOG teams: come to your aircraft for unscheduled repairs and discrepancies.
• Flight department management firms: may coordinate inspections and maintenance through their own network or approved vendors.
• Independent service centers with executive aviation capability: especially those supporting Bombardier, Gulfstream, Falcon, Cessna Citation, Hawker, Embraer, etc.

Well-known companies that often work in this space include:

• StandardAero
• West Star Aviation
• Dassault Falcon Jet service network
• Signature Aviation (more FBO/ground support, but can coordinate maintenance support through partners)
• Clay Lacy Aviation
• Jet Aviation
• Duncan Aviation
• Constant Aviation

If you want, I can also give you:

1. a shortlist by aircraft type,
2. providers that specialize in executive flight departments, or
3. a list of companies with on-call inspection/repair teams near a specific airport or region.