Built on Precision
SJH Aerocare was founded with a singular conviction: that independent MRO providers can deliver defense-tier quality without the overhead of legacy organizations. From a single maintenance bay in Atlanta to a multi-campus operation managing 200+ aircraft globally, we've proven that thesis every day for over sixteen years.
What Drives Us
Four principles that define every decision, every work order, and every client relationship at SJH Aerocare.
Precision First
Every task order is executed to OEM specification with zero-deviation tolerance. Our QA process catches what others miss.
Uncompromising Safety
16 consecutive years without a lost-time safety incident. Safety isn't a department — it's embedded in every workflow.
People-Driven
We invest more in technician training per capita than any independent MRO in the Americas. Retention rate: 94%.
Global Reach, Local Depth
Headquartered in Atlanta with field operations in Mexico and AOG response capability across the Western Hemisphere.
Milestones
Founded in Atlanta, GA with a single narrow-body bay
FAA Part 145 Repair Station certification awarded
EASA approval granted — European operator base established
Querétaro, Mexico field operations campus inaugurated
DGAC certification secured — full tri-authority coverage
Expanded to three hangars — 180,000 sq ft total capacity
AOG rapid-response network launched across 40+ airports
Strategic partnerships with two major OEM component suppliers
Fleet under management surpasses 200 aircraft globally
The Team Behind the Operation
A senior leadership team with a combined 140+ years of aerospace experience spanning airline operations, OEM engineering, regulatory affairs, and financial strategy.
Founder & CEO
Seth Jim Humes
Seth Jim Humes
25+ years in aerospace operations. Former VP of Technical Operations at a major U.S. carrier. A&P/IA certified. Led the vision to build a Tier-1 independent MRO from the ground up.
Under Seth's leadership, SJH Aerocare has grown from a bootstrapped startup to a multi-facility operation with tri-authority certification and a reputation that competes head-to-head with the industry's largest providers. His philosophy is simple: hire the best people, give them the best tools, and never compromise on the work.
Adrienne K. Matsuda
Chief Operating Officer
Former Director of MRO Operations at a Top-5 global MRO provider. Oversees all maintenance production, scheduling, and facility operations across both campuses.
Carlos R. Delgado
VP, Mexico Field Operations
15 years leading heavy maintenance in Querétaro. DGAC DER. Manages the 850+ technician workforce and all wide-body check programs at the Mexico campus.
Dr. Rachel Okonkwo
VP, Engineering & Quality
PhD in Aerospace Engineering, MIT. Former Boeing DER. Leads the engineering disposition process, supplemental type certificates, and quality management system.
James T. Hargrove
Chief Commercial Officer
20 years in aviation commercial strategy. Previously built a $400M MRO revenue pipeline at a publicly traded aerospace company. Manages all client relationships and new business.
Priya S. Menon
VP, Compliance & Regulatory Affairs
Former FAA Principal Inspector. Maintains tri-authority (FAA/EASA/DGAC) compliance across all operations. Oversees audit readiness and regulatory change management.
David W. Chen
Chief Financial Officer
CPA, CFA. 18 years in aerospace finance. Previously led financial planning at two PE-backed MRO platforms through growth and exit. Manages capital allocation and investor relations.
Build Your Career at SJH Aerocare
We're always looking for skilled technicians, engineers, and operations professionals who share our commitment to precision and safety. Competitive compensation, world-class facilities, and a culture that invests in your growth.