Peninsula Diesel Repairs

What Peninsula Diesel Repairs does

Peninsula Diesel Repairs is a family-owned diesel service workshop headquartered at 373 Racecourse Road, Mornington, Victoria 3931, Australia. Founded by the Sutherland family with operations dating to approximately 1994, the company specializes in diesel servicing, repairs, and roadworthy inspections for trucks, 4WDs, buses, and commercial heavy vehicles across the Mornington Peninsula and Melbourne's South East. It holds a regulatory distinction as the only licensed heavy vehicle roadworthy centre on the Mornington Peninsula, performing VicRoads-accredited Certificate of Roadworthiness inspections required for registration, ownership transfer, and defect notice clearance. Headcount is reported in the 11-50 range, and the company operates from a single fully equipped workshop with Monday-Friday 7AM-5PM hours plus after-hours servicing for pre-approved fleet clients.

The company's service portfolio comprises five core offerings: (1) Fleet Maintenance and Scheduling — preventative servicing with service scheduling, compliance checks, and cost tracking for commercial fleets; (2) Truck Repairs and Servicing — covering engine diagnostics, brake and clutch repairs, suspension, driveline work, and trailer repairs across all major heavy vehicle brands (Volvo, Fuso, Scania, Mercedes-Benz, Hino, Mack, Kenworth, Isuzu, IVECO, DAF); (3) VicRoads-Certified Roadworthy Inspections; (4) VASS (Vehicle Assessment Signatory Scheme) engineering inspections for modified vehicles including buses, trucks, vans, motorhomes, and seating changes; and (5) Mobile Roller Brake Testing — a Victoria-wide on-site service producing NHVR-compliant brake performance reports and Chain of Responsibility documentation. The technology base relies on heavy vehicle diesel diagnostics and repair equipment, VicRoads-accredited testing systems, and NHVR-compliant roller brake testing equipment, supplemented by digital service records with fault photos, automated compliance reminders, and digital reporting for fleet clients. An integrated mobile auto electrician partner handles electrical, A/C, and diagnostic work while vehicles are on-site.

Revenue is generated primarily through professional services fees (one-time repairs and inspections under flat-rate or fixed-price pricing) and managed-services contracts for fleet maintenance. Pricing is transparent and disclosed publicly for roadworthy inspections via flat rates, while fleet contracts are tailored to operational scope and budget. The go-to-market is sales-led and relationship-driven, with direct phone (03 5978 8400), email, and website booking channels; field sales engagement targets fleet managers and commercial operators; and mobile brake testing extends the company's reach across Victoria. Customer segments span local government (councils), public and private bus operators, waste and recycling fleets, construction and demolition transporters, general freight and logistics companies, and individual heavy vehicle owners. The company is bootstrapped and privately held with no external investors, parent entity, subsidiaries, M&A activity, or funding rounds disclosed.

Name

Peninsula Diesel Repairs

Legal name

Peninsula Diesel Repairs

Website

https://peninsuladiesel.com.au

Company type

Private

Founded year

1994

Operating status

Operating

Headcount range

11–50 employees

Short description

Peninsula Diesel Repairs is a family-owned diesel service workshop in Mornington, Victoria, offering truck and heavy vehicle repairs, VicRoads roadworthy inspections, fleet maintenance, VASS inspections, and mobile roller brake testing across the Mornington Peninsula and greater Victoria.

Ownership category

akta.pro rank

Product category

Heavy Vehicle Diesel Repair and Maintenance Services

NAICS

Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance (8113), Automotive Mechanical and Electrical Repair and Maintenance (81111)

SIC

Services-Automotive Repair, Services & Parking (7500)

akta.pro primary industry

Diesel Engine Repair, Overhaul & Remanufacturing (TLAKABAB)

akta.pro secondary industries

Vehicle Inspection, Testing & Compliance (Safety, Emissions, Certification) (THAIANAC), Exhaust, Aftertreatment & Emissions Compliance (DPF/SCR/EGR, Smoke Testing) (TLAKABAG)

Keywords

• Diesel vehicle repairs
• Heavy vehicle servicing
• Fleet maintenance programs
• Roadworthy inspections
• Mobile brake testing

Headquarters

HQ city

Mornington

HQ country

Australia

HQ region

Oceania

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Infrastructure, Marketing or Sales

Revenue model

1. Truck and Vehicle Repairs: One-time service revenue from minor and major repairs including brake and clutch repairs, engine diagnostics and repairs, suspension and driveline work, and trailer repairs. Services range from routine maintenance to complex overhauls.
2. Roadworthy Inspections: Certificate of Roadworthiness (RWC) inspections for vehicle registration, transfer of ownership, and defect notice clearance. Flat rate pricing model with transparent upfront costs.
3. Fleet Maintenance Programs: Ongoing fleet servicing contracts with preventative maintenance, service scheduling, compliance tracking, and digital reporting. Includes logbook servicing, safety inspections, and cost tracking tailored to operation and budget.
4. VASS Inspections: Engineering sign-off inspections for modified vehicles including bus modifications, truck modifications, van modifications, motorhome modifications, and seating modifications under the Vehicle Assessment Signatory Scheme.
5. Mobile Roller Brake Testing: On-site compliance brake testing service across Victoria, providing NHVR-compliant brake performance reports and Chain of Responsibility documentation.

Pricing tiers

Go-to-market motion1 record

Distribution channels2 records

Marketing channels3 records

Core offering

Peninsula Diesel Repairs operates a purpose-built diesel repair workshop in Mornington, Victoria providing truck and heavy vehicle repairs, preventative commercial fleet maintenance, VicRoads-certified heavy vehicle roadworthy inspections, VASS (Vehicle Assessment Signatory Scheme) engineering sign-off for modified vehicles, and NHVR-aligned mobile roller brake testing delivered on customer sites across Victoria. The business serves fleet managers, bus operators, local councils, logistics and construction fleets, and individual heavy vehicle owners across the Mornington Peninsula and Melbourne's South East.

Product overview

Peninsula Diesel Repairs operates as a family-owned diesel workshop offering a portfolio of five inter-related services: Fleet Maintenance and Scheduling (planned preventative maintenance and compliance tracking for commercial fleets), Truck Repairs and Servicing (covering engine, brake, suspension, and driveline work for all major heavy vehicle brands), VicRoads-Certified Roadworthy Inspections (the only licensed heavy vehicle roadworthy centre on the Mornington Peninsula, performing mandatory safety checks for registration and ownership transfer), VASS Inspections (engineering sign-off for modified vehicles under the Vehicle Assessment Signatory Scheme, covering buses, trucks, vans, motorhomes, and seating changes), and Mobile Roller Brake Testing (NHVR-aligned on-site brake performance testing across Victoria with compliant reporting). The services are delivered through a single fully equipped workshop in Mornington, Victoria, and are supported by digital service records, automated compliance reminders, and a proactive maintenance planning program.

Differentiator

Problem solved

Functional benefit

Products and services

• Fleet Maintenance and Scheduling Preventative servicing and flexible maintenance planning for commercial fleet operators, including scheduled servicing, compliance checks, cost tracking, automated reminders, and digital service records with fault photography.
• Truck Repairs and Servicing Full-service diesel truck repair and maintenance covering minor and major servicing, engine diagnostics, brake and clutch repairs, suspension, driveline work, trailer repairs, and pre-purchase inspections for all major heavy vehicle brands.
• VicRoads-Certified Roadworthy Inspections Licensed VicRoads-accredited heavy vehicle roadworthy inspections for trucks, 4WDs, trailers, and commercial diesel vehicles, required for registration, ownership transfer, and defect notice clearance, with flat-rate transparent pricing.
• VASS Inspections Vehicle Assessment Signatory Scheme (VASS) engineering inspections for modified vehicles in Victoria, covering bus, truck, van, motorhome, and seating modifications to ensure compliance with safety standards for road registration.
• Mobile Roller Brake Testing On-site NHVR-aligned roller brake testing service delivered across Victoria, providing compliant brake performance reports and Chain of Responsibility documentation to fleet operators in waste, recycling, construction, freight, logistics, and bus operations.

Quantifiable outcome

• Truck roadworthy inspections typically completed in 4-6 hours

Named customers7 records

Segments4 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

One partnership is on record.

• Mobile Auto ElectricianminorOthersTrusted mobile auto electrician partner who handles diagnostics, A/C, and electrical repairs while vehicles are in Peninsula Diesel's workshop. Provides integrated service capability without requiring customers to source separate providers.

Scale indicators3 records

Recent moves4 records

Expansion highlights4 records

Broad incumbents

• Westrac (Caterpillar dealer): Australian Caterpillar dealer providing heavy-equipment sales, servicing, and parts support, with branches across regional and metropolitan areas. Comparable as a diesel-driven heavy-equipment service business with strong regional footprint and similar enterprise/government customer profile.
• PACCAR Australia (Kenworth, DAF, Leyland): Manufacturer of Kenworth, DAF, and Leyland trucks in Australia with a national dealer and service network. Comparable because it offers heavy-vehicle servicing, parts, and warranty work that competes for fleet operator spend targeted by independent repairers like Peninsula Diesel.
• Volvo Trucks Australia: Volvo Group's heavy-truck sales and service operation in Australia, with authorised service centres across the country. A direct adjacency as an OEM-affiliated alternative for the same truck brands Peninsula Diesel services, with the advantage of warranty and telematics integration.
• Daimler Truck & Bus Australia Pacific: Australian arm of Daimler Truck, operating Mercedes-Benz and Fuso dealer/service networks for heavy trucks and buses. Comparable as a competing provider of heavy-vehicle servicing, warranty work, and fleet maintenance, though it also sells new vehicles rather than only servicing.
• Isuzu Australia: Sells and services Isuzu trucks and buses across Australia through a national dealer network. Overlaps with Peninsula Diesel on diesel truck servicing, scheduled fleet maintenance, and warranty-adjacent work for one of the most common heavy-vehicle brands on Australian roads.

Others

• Truckline: National wholesale distributor of truck and trailer parts across Australia. An adjacent service provider that supplies parts into heavy-vehicle workshops and offers its own servicing touchpoints, making it thematically comparable to the same fleet ecosystem.
• Repco Australia: Australia's largest automotive aftermarket parts retailer and service network. Comparable as a parts-and-service provider addressing the same vehicle owners and small fleet operators for repairs and maintenance, though Repco is broader and lighter-duty in focus.
• Midas Australia: National automotive service and repair franchise network in Australia focused on light-vehicle servicing. Thematically comparable as a multi-site mechanical service brand targeting vehicle owners, though concentrated in light vehicles rather than heavy diesel.
• Multispares: Australia's largest distributor of commercial vehicle, truck, and bus parts. Comparable as an ecosystem participant that both supplies components used by Peninsula Diesel's workshop and competes for fleet maintenance wallet on parts-heavy service work.

Direct peers

• CMV Truck & Bus: Large Australian commercial vehicle dealer and service network operating truck and bus sales, servicing, and parts across Victoria and beyond. Directly comparable because it provides heavy-vehicle repair, roadworthy-style inspections, and fleet servicing to the same enterprise customer base Peninsula Diesel targets.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• Facebookfacebook.com/Peninsuladieselrepairs
• Instagraminstagram.com/peninsuladieselrepairs
• LinkedInlinkedin.com/company/peninsula-diesel-repairs

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Peninsula Diesel Repairs