S & H Mechanical is a small, family-owned business specialising in mobile field service for heavy machinery. With over 15 years of industry experience, we know the importance of reliable equipment and how costly downtime can be. That’s why we deliver expert repairs and maintenance directly to your site, keeping your operation moving.

Based in Dongara, WA, we proudly support clients across a wide range of industries, including agriculture, mining, earthmoving, civil construction, and irrigation. With a huge range of expertise, we’re your one-stop shop for heavy machinery repairs — from breakdowns and diagnostics to full component rebuilds and air conditioning services. Whatever the job, we’ve got the skills, tools, and experience to handle it — no matter the size, location, or machinery type.

Led by a dual-trade qualified technician in both mechanical and electrical fields, S & H Mechanical brings together years of hands-on experience with advanced diagnostics to solve complex problems on-site. We're fully licensed, safety certified, and committed to delivering honest, efficient service — all backed by the care and work ethic of a family business.

🔧 Mechanical Repairs & Servicing
🔧 Auto Electrical Repairs & Services
🔧 Air Conditioning Services (ARC Certified)
🔧 Engine & Component Rebuilds
🔧 Prime Mover & Trailer Maintenance
🔧 Irrigation Equipment Maintenance
🔧 Fully Equipped Mobile Field Service

🔧 15+ years of industry experience — trusted and proven.
🔧 Family-owned and operated — personal service backed by real care.
🔧 Fully mobile field service — we come to you, wherever the job takes us.
🔧 Dual-trade qualified — mechanical and electrical solutions in one stop.
🔧 ARC-certified — air conditioning repairs done right.
🔧 Safety-focused — fully licensed for high-risk work and site compliance.
🔧 One-stop shop for heavy machinery —from diagnostics to rebuilds.