improving our customers’ business through contact machining and assembly of function-critical, highly-engineered products.


Tier ONE will help our customers succeed by understanding their needs and by providing innovative and cost effective solutions.

Tiers of Excellence

Precision Machining Assembly Inventory Management & Packaging Transition Sourcing


ISO 9001:2015

Tier ONE has the expertise and experience to meet the Aerospace Industry’s critical standards.

With over 50 years of Contract Manufacturing experience, we specialize in developing or improving the manufacturability of a design, while still maintaining the highest level of on-time delivery and quality.

Specializing in customized integrated solutions for function critical, highly engineered parts and assemblies

While our customers value quality highly, we demand excellence.

Experts in process enhancements, improving product quality and turnaround time

Our customer-specific delivery systems and technical support set us apart, along with our superior assembly capability. TAT is always important and we maximize efficiencies within our manufacturing strategy to ensure we deliver on time all the time.

Cost and time saving strategies with customized solutions

Our premise is flexible, unique, customer-focused solutions, working individually with each customer to provide the best solutions.

Aerospace Housing Enclosure for Hydrolics

Housings Enclosures for Hydraulics

Aerospace Rotor Shaft Hub

Rotor/Shaft Hubs Used in Aerospace Assemblies

aerospace cover for hydraulics

High Pressure Pumps and Cover for Hydraulics