8 – 10 Apr 2025
Hamburg Messe

What is Maintenance, Repair, and Overhaul for Aircraft?

Maintenance, Repair, and Overhaul (MRO) in the aerospace sector encompasses a range of essential activities. These are focused on preserving and enhancing aircraft cabin interiors and components. These processes are crucial for ensuring the:

  • safety
  • comfort
  • and efficiency of commercial and private aircraft

The aviation industry's dependence on safe and well-maintained aircraft is paramount. MRO plays a pivotal role in achieving this goal. MRO refers to the maintenance, repair, and overhaul of various components within an aircraft. This includes but is not limited to cabin interiors. Its primary purpose is to:

  • keep aircraft in optimal working condition 
  • extend their operational lifespan 
  • and ensure passenger safety

MRO Market Overview

The MRO market is substantial. It is also a continually evolving sector within the aerospace industry. In 2021, the global Aircraft MRO market size was valued at USD 76,884.33 million. This is a strong reflection of the industry's critical importance. 

This market is expected to expand at a Compound Annual Growth Rate (CAGR) of 5.24% during the forecast period. This would mean reaching an estimated USD 104,423.7 million by 2027.

(Source: Digital Journal)

Contributing to this upward trend is the exponential growth of the aviation industry. Plus, the increasing need for MRO services.

Within this, several factors are driving the growth of the MRO market: 

  • Aircraft fleet expansion: The rise in global air travel has led to the expansion of airline fleets. This has necessitated more frequent maintenance and repairs. 
  • Regulatory compliance: Stringent safety and regulatory requirements mandate regular MRO activities. This is to ensure aircraft conformity. 
  • Technological advancements: Innovations in MRO technologies include things like predictive maintenance and digital tools. These are revolutionising the industry. 
  • Aging aircraft: As older aircraft remain in service, MRO becomes vital to keep them airworthy.

The MRO sector comprises both hardware and software solutions. Hardware involves physical maintenance and repairs. While software solutions focus on:

  • streamlining maintenance management
  • predictive analytics
  • and enhancing supply chain efficiency

The integration of these software solutions is becoming more important in modern MRO operations. 

History of MRO 

The history of Maintenance, Repair, and Overhaul dates back to the early days of aviation. In the early 20th century, MRO primarily involved manual inspections and repairs. Over time, technological advancements, such as the introduction of jet engines and composite materials, transformed MRO practices. 

In the mid-20th century, the aviation industry saw the emergence of specialised MRO providers. This further professionalised the sector. Today, MRO practices are highly sophisticated and regulated. This ensures the highest standards of safety and quality.

Aviation MRO Market by Type

MRO in the aircraft cabin interiors industry can be categorised into several types:

  • Body MRO: This category involves maintaining and repairing the structural aspects of the aircraft cabin. It includes activities like repairing fuselages, windows, and doors. 
  • Engine MRO: Focused on the maintenance and repair of aircraft engines. This category ensures the engines operate efficiently and safely. 
  • Line MRO: Line maintenance involves routine checks and quick fixes during aircraft layovers between flights. It's essential for keeping aircraft in operational condition. 
  • Parts MRO: Parts maintenance and repair encompass the refurbishment of various aircraft components. This can include seats, galleys, and entertainment systems. 

MRO activities related to cabin interiors also help to maintain passenger comfort and safety. These include the upkeep of seats, galleys, lavatories, entertainment systems, and other interior components.

MRO ensures that these elements meet industry standards. Also, that they enhance the passenger experience, and contribute to the aesthetics and functionality of the cabin. 

Key MRO Players

The aircraft cabin interiors MRO sector boasts several prominent players. Each specialises in various aspects of maintenance, repair, and overhaul. These companies are instrumental to the industry. They ensure that cabin interiors remain up to date, comfortable, and compliant with regulations. Some well-known MRO service providers include:

Panasonic Avionics Corporation (US)

Power the majority of the global IFE-equipped fleet. Offering support from largest, global support and services team.

Collins Aerospace (US)

Offering a wide range of MRO services including modifications for enhanced functionality.

Safran SA (France)

MRO solutions for operators in civil and military markets.

JAMCO Corporation (Japan)

Japan’s leading independent aircraft maintenance company. Boasts technical know-how over a wide range of projects, including the manufacturing of Itochu N-62 Eaglet light plane.

These companies collaborate with airlines, manufacturers, and suppliers to deliver high-quality MRO services. 

Importance of Maintenance, Repair, Overhaul

Maintenance, Repair, and Overhaul (MRO) are not just routine procedures. They are critical components of the aviation industry. Here's why MRO is of paramount importance:

Cost-Effective Solutions

MRO practices are designed to be cost-effective in the long run. This is due to proactively addressing issues and conducting preventive maintenance. As such, airlines can avoid costly disruptions and extend the lifespan of components. 

Supply Chain Efficiency

MRO operations need efficient supply chains to ensure the availability of parts and skilled technicians. This helps airlines reduce downtime and maintain reliable schedules. 

Preventive Maintenance

MRO encompasses preventive maintenance, which involves regularly scheduled inspections and repairs. This proactive approach reduces the risk of in-flight issues and enhances passenger safety. 

Maintenance Management

Advanced MRO software solutions play a vital role in maintenance management. They enable predictive maintenance, data analytics, and real-time monitoring. These all help to enhance operational efficiency and reduce costs.

I am new to the industry and it’s [Aircraft Interiors Expo] a wonderful place to learn about aircraft interiors. CabinSpace Live was a highlight, particularly the sessions on maintenance and materials.

Perry Alsem
Sattler/Polsterer, Air Alliance GmbH

The Future of MRO

The future of Maintenance, Repair, and Overhaul (MRO) in the aircraft cabin interiors industry is poised for significant advancements. These are likely to include: 

Market Growth and Innovation

The growth of the aviation industry, driven by increased air travel demand, will continue to propel the MRO sector. As airlines expand their fleets, the demand for MRO services will rise in tandem. 

Technological Advancements

The integration of cutting-edge technologies like artificial intelligence, Internet of Things (IoT), and data analytics will revolutionise MRO practices. Predictive maintenance will become more precise, reducing unscheduled downtime and lowering maintenance costs. 

New Products and Solutions

The future of MRO will witness the introduction of innovative products and solutions. These will include more durable and sustainable materials for cabin interiors. Improved passenger experience and energy-efficient designs will be at the forefront of cabin interior innovations. 

Emerging Sectors and Companies

As the MRO sector evolves, new companies and sectors are likely to emerge. These entities may specialise in niche areas. These may include sustainable materials, cabin interior design, or advanced MRO software. 

The growth of the aircraft engine remarketing and leasing market has a significant impact on the commercial aviation MRO sector.

Clyde Buntrock
CEO, AJW Aviation


Join the global airlines industry at AIX. Meet with suppliers, be inspired, and gain insight into the latest trends and developments.

Understanding MRO for cabin Interiors: A strategic imperative

MRO for cabin interiors is a multifaceted discipline that goes beyond routine maintenance. It represents a strategic approach to ensuring cabin interior longevity and safety. It also encourages passenger-centric functionality of cabin components in commercial and business jets.
This all-encompassing process involves:

  • meticulous care for seating configurations
  • advanced cabin management software
  • hardware integrity
  • and the aesthetic allure achieved through paints and coatings

Airlines, propelled by a commitment to elevate passenger satisfaction and adhere to stringent regulatory standards. They must also actively engage in MRO practices to fortify their fleets against wear and obsolescence. 

Current Trends Steering MRO for Cabin Interiors

1. Data-Driven Decision-Making in MRO 

The integration of data analytics into MRO practices is steering a new era. Predictive analytics and condition monitoring are empowering airlines to make informed decisions. This then facilitates proactive maintenance that minimises downtime and optimise operational efficiency.

Airlines are leveraging big data to anticipate component failures. They can also enable pre-emptive replacements and reduce the likelihood of in-flight issues.

2. Sustainability as a driving force 

The aviation industry's commitment to sustainability is reshaping MRO practices. Airlines are not only exploring eco-friendly paints. They are also integrating recycled materials into cabin components.

This green shift is not merely a response to environmental concerns. It's also a strategic move to reduce operational costs. It will do this through energy-efficient designs and materials. Innovations in cabin materials will draw inspiration from nature. This can then lead to the development of lightweight, durable, and bio-inspired materials.

Airlines are exploring biomimicry. This means creating materials that mimic natural structures. Thus, they will offer a harmonious blend of performance and eco-friendliness.

3. Rise of smart cabin technologies 

The convergence of Artificial Intelligence (AI) and the Internet of Things (IoT) is also reshaping cabin interiors. Smart systems offer real-time monitoring, generate predictive maintenance alerts, and provide personalised passenger experiences.

IoT-connected sensors are transforming how airlines manage and monitor cabin components. They are enabling a proactive rather than reactive approach to maintenance. 

4. Virtual Reality (VR) in Design 

The integration of VR for designing and visualising cabin interiors is gaining traction. This immersive technology allows for detailed planning, customisation, and enhanced collaboration, optimising the design process. Airlines are exploring VR as a tool not only for design. It also has use for training maintenance crews by offering simulations for hands-on experience.

5. Personalised passenger experiences 

AI-driven cabin management systems will evolve to offer highly personalised experiences. These can range from customised lighting to entertainment options. They may also include tailored in-flight services. The future holds a realm of tailored experiences for passengers. Airlines are investing in AI algorithms that analyse passenger preferences. With them, they can create a more intuitive and enjoyable journey.

Exploring the future of MRO at Aircraft Interiors Expo 

AIX stands as the ultimate platform to witness and engage with the future of MRO for cabin interiors. At AIX, over 300 industry-leading companies showcase their innovations. Attendees can gain first-hand insights into sustainable practices and smart technologies. Pus, it is the main marketplace to see the evolution of passenger-centric MRO solutions.

Join us at AIX to be at the forefront of shaping the future of cabin interiors in commercial and business jets.

Frequently Asked Questions

Airlines may prioritise a number of factors when selecting MRO services for cabin interiors. They can include expertise in seating overhauls and reliability in cabin management software. Or, a proven track record in hardware and component maintenance  

MRO enhances passenger experience by ensuring modern and comfortable cabin interiors. Upgrades in seating, entertainment systems, and aesthetic elements can contribute to a positive and memorable travel experience.


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