Question: Rectrix Aviation's jet charter business involves what service?

Context paragraphs:
Falcon Aviation Services: Falcon Aviation Services is a certified charter aviation company based in Abu Dhabi, United Arab Emirates.  It is a corporate jet and helicopter service provider focused on the Middle East and North Africa.  Falcon’s main operating base is at Al Bateen Executive Airport near Abu Dhabi, dedicated for VIP private charters and oil and gas support.  Major scope of work is to support the Abu Dhabi oil and gas governmental sectors.  Falcon offers a variety of services, including worldwide private jet charter and private helicopter charter, wet leasing, aircraft management, aircraft maintenance (MRO), oil & gas aviation support, continuing airworthiness management (CAMO), FBO, aircraft cleaning and aircraft leasing.

Titan Aviation India: Titan Aviation is an Aviation Service company specializing in Aircraft Charter, Helicopter Charter, Jet Charter, Aircraft Sales and Leasing, Aircraft Purchase Consultancy, Aircraft Operations Management and Aviation HR Services.

Aviation Beauport Ltd: Aviation Beauport Limited is a Jersey-based aviation company offering private aircraft charter, aircraft management, hangarage and handling services.  The company is the only executive jet charter company in the Channel Islands to hold an Air Operators Certificate (AOC), and is the only fixed-base operator (FBO) in Jersey.

Rectrix Aviation: Rectrix Aviation is a jet charter and commuter airline service that primarily serves New England, Florida and the east coast.  Its commercial operations are based out of Nantucket Memorial Airport and Barnstable Municipal Airport in Nantucket, MA and Hyannis, MA, respectively.  The only commercial flight it operates is between Nantucket and Hyannis.  Rectrix Shuttle, the commuter service, was founded when Island Airlines of Nantucket shut down.

InterJet: InterJet was a private jet charter operator in the Greek business aviation market.  InterJet was based in Athens and served the business community by chartering luxury private jets and helicopters for business needs and leisure breaks.

Clay Lacy: Clay Lacy (born August 14, 1932) is the founder and chief executive officer of Clay Lacy Aviation, established in 1968 as the first executive jet charter company in the Western United States.  His professional resume' includes airline captain, military aviator, experimental test pilot, air race champion, world record-setter, aerial cinematographer and business aviation entrepreneur.  Lacy has flown more than 300 aircraft types, logged more than 50,000 flight hours and accumulated more hours flying turbine aircraft than any other pilot in the world.

Evojets: evoJets is a private aviation company specializing in private jet charter and aircraft sales & acquisitions.  Founded in Aspen, CO in 2006, the company is now headquartered in New York City.  evoJets primarily offers on-demand jet charter services across USA and other international destinations.  It is a registered member of the Better Business Bureau in New York and Colorado, but provides charter services in the US and internationally.

Air Partner: Air Partner Plc is a global aviation services group.  The Group is structured into four reporting divisions: Commercial Jet air charter, Private Jet Charter, air freight and Baines Simmons.  The Commercial Jet division charters large airliners to move groups of any size.  They also provide remarketing programmes for all types of commercial and corporate aircraft.  Air Partner is headquartered alongside Gatwick airport in the United Kingdom.  Air Partner operates 24/7 year-round and has 20 offices across Europe, North America, the Middle East and Asia.  The company is publicly listed on the London Stock Exchange as LSE: [ AIR] , and is also ISO 9001:2008 compliant for commercial airline and private jet solutions worldwide.

Air charter: Air charter is the business of renting an entire aircraft (i.e., chartering) as opposed to individual aircraft seats (i.e., purchasing a ticket through a traditional airline).  While the airlines specialize in selling transportation by the seat, air charter companies focus on individual private aircraft and itineraries, urgent or time-sensitive cargo, air ambulance service, and other forms of "ad hoc" air transportation.  Some air charters brokers have been given economic authority to sell seats on private jets with mixed success.  Some air charter companies offer a large variety of aircraft, such as helicopters and business jets.  Charter jet categories include turbo props, light jets, mid-size jets, super mid-size jets, heavy jets, long-range jets and VIP airliners.

NetJets: NetJets Inc., a subsidiary of Berkshire Hathaway, is an American company that sells part ownership or shares (called fractional ownership) of private business jets. NetJets was founded in 1964 as Executive Jet Aviation.  It was the first private business jet charter and aircraft management company in the world.

Supporting paragraphs: Rectrix Aviation Air charter
Answer: renting an entire aircraft