A market measured in tens of billions, not billions. The North American aircraft MRO market is valued at approximately $27.88 billion in 2026, with projections to reach $33.94 billion by 2031 at a 4.01% CAGR. Globally, the picture is even larger: the broader aviation MRO market is approaching $97 billion in 2026 and is on track to cross $114 billion by 2030. The United States alone commands roughly 42.67% of North American MRO revenue, a position anchored by the world's largest commercial fleet, the densest network of FAA-certificated repair stations, and headquarters for major OEMs and operators. For context: MRO is larger than most segments of aviation that get significantly more attention. And unlike many growth markets in aerospace, MRO demand is non-discretionary. Aircraft must be maintained. Regulations require it. Insurance demands it. Safety culture enforces it. Why the Super Cycle is real and why it favors operators who move now. Several structural forces are converging at the same time: - Aging fleets. Carriers have deferred retirements because new-delivery slots remain scarce. The OEM order backlog now exceeds 17,000 units — up from 10,000-11,000 pre-pandemic. Older airframes require deeper structural inspections, corrosion control, and component replacement, which dramatically increase labor hours per aircraft. - A widening technician shortage. North America faces a shortfall of an estimated 20,000-25,000 certificated mechanics, with Boeing projecting 710,000 new maintenance technicians needed globally over the next 20 years. Engine-shop turnaround times have stretched to 120-150 days, forcing operators to lease spare engines or rely on used serviceable material (USM) to keep aircraft flying. - Engine MRO leads the spending mix. Engine overhaul accounts for roughly 42% of North American MRO revenue, driven by the complexity and cost of modern powerplants. Component repair is the fastest-growing line at ~4.25% CAGR through 2031, propelled by avionics obsolescence and landing-gear fatigue on aging narrowbody fleets. - Independents are gaining share. While OEM-captive networks still command 43% of revenue through long-term service agreements, independent third-party shops are expanding at a 5.01% CAGR by offering flexible slot access and multi-platform capabilities. - Capital is following the trend. OEMs have committed over $2 billion in new MRO service-network investments across the U.S., Europe, and Asia, and private equity activity has accelerated — including Greenbriar Equity's acquisition of West Star Aviation, a clear signal that specialized business-aviation MRO is now a target asset class. What this means for the aviation industry. For operators, the takeaway is direct: MRO partnerships that deliver consistent, timely service are now more strategically valuable than aircraft acquisition itself. Maintenance capacity, not capital, is the binding constraint on fleet availability. For MRO businesses and aerial applications operators, this is a window to win multi-year contracts, expand certifications, and differentiate on speed, transparency, and digital integration. The shops that invest in predictive maintenance, AI-assisted diagnostics, and modern workforce tooling will pull ahead. For aviation professionals, particularly mechanics, A&Ps, avionics technicians, and inspection authorities, this is one of the strongest labor markets in modern aviation history. Wages are climbing, mobility is high, and demand will outpace supply for at least a decade. For investors and acquirers, MRO offers something rare in aviation: a non-cyclical, regulation-protected, margin-stable revenue stream with consolidation upside. The Aerhub perspective. We see MRO as one of the most important verticals our platform and advisory work touches, not because it's the loudest segment of aviation, but because it's the one most underserved by modern tools, modern data, and modern professional networks. Aerway exists to connect the professionals who keep aircraft flying. The Aerpod brings their stories and insights to a broader audience. And our Business Solutions practice works with operators building scalable MRO businesses, from go-to-market strategy to software-enabled operations. If you're an MRO operator, technician, investor, or business builder navigating this market, we'd like to be a resource. The Super Cycle is here. The question is who builds the infrastructure to capture it.