Windward Power Systems

What Windward Power Systems does

Windward Power Systems is a family-owned marine diesel engine sales, service, and parts company headquartered in Fairhaven, Massachusetts. Founded in June 2006 by father-and-son team Jim and Nathan Tynan, the company operates as an authorized marine dealer for Caterpillar Marine, Mitsubishi Marine Engines, Northern Lights, and ZF Marine, currently led by Nathan Tynan and Gary Eleniefsky. It serves commercial fishing operators, marine transportation customers, and recreational yacht owners along the Northeast US coastline — a service footprint extending from Boston through Provincetown to Newport, Rhode Island.

Revenue is generated across four streams: new marine diesel engine sales (including engine packages, repower projects, and custom applications ranging from 429HP to 1568HP), parts and fittings distribution (catalog items including Aeroquip hydraulic assemblies, Amsoil synthetic lubricants, and AJX fuel treatment products), full-service engine repair and warranty work performed by Caterpillar factory-trained technicians at a 7,800 sq. ft. service facility, and custom precision tube bending manufacturing launched in 2024 at a New Bedford, MA facility. The tube bending unit operates CNC equipment with a Hexagon Absolute Arm 7-Axis scanner and holds ISO 23309:2020 cleanliness capability at level 15/15/12. A related hydraulic hose fabrication capability supports crimping up to 2-inch 6-wire hose and hydrostatic testing up to 22,000 PSI. Customer testimonials reference repower projects, warranty service, and engine consultation across commercial fishing (e.g., Willie), passenger and transport operations (e.g., Captain Lee Carlson, Rick Miller, Wayne Pearson), and yacht owners.

The go-to-market is sales-led and relationship-driven, combining direct field engagement with inside sales handled via phone and email ([email protected]), supported by boat show presence (Newport boat show referenced in customer testimonials) and word-of-mouth referrals. Pricing is quote-based across engine sales, service, and contract manufacturing; parts are sold at unit prices with free freight on orders exceeding $75. Distribution is single-country/domestic, anchored at the Fairhaven headquarters and the New Bedford tube bending facility, with road service available to customers throughout the Northeast.

Name

Windward Power Systems

Legal name

Windward Power Systems

Website

https://windwardpower.com

Company type

Private

Founded year

2006

Operating status

Operating

Headcount range

1–10 employees

Short description

Windward Power Systems is a family-owned marine diesel engine sales, service, and parts company in Fairhaven, MA. It serves commercial fishing operators, marine transport businesses, and recreational yacht owners across the Northeast US as an authorized dealer for Caterpillar Marine, Mitsubishi, Northern Lights, and ZF Marine.

Ownership category

akta.pro rank

Product category

Marine Diesel Engine Dealership and Service

NAICS

Engine, Turbine, and Power Transmission Equipment Manufacturing (33361), Ship Building and Repairing (336611), Mechanical Power Transmission Equipment Manufacturing (333613)

SIC

Engines & Turbines (3510), Motors & Generators (3621), Wholesale-Industrial Machinery & Equipment (5084)

akta.pro primary industry

Propulsion MRO, Spares & Field Service (Overhauls, retrofits, upgrades) (IMAJAHAN)

akta.pro secondary industries

Marine Generators, Alternators & Power Electronics (Gen-sets, VFDs, converters) (IMAJAHAI), Propulsion Drives, Gearboxes & Shaftlines (IMAJAHAD), Marine Electrical Installation, Commissioning & Field Services (IMAJAJAL)

Keywords

• Marine diesel engines
• Marine engine service
• Hydraulic hose fabrication
• Precision tube bending
• Marine propulsion systems

Headquarters

HQ city

Fairhaven

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Supply Chain, Infrastructure, Technology or R&D, Marketing or Sales

Revenue model

1. Marine Diesel Engine Sales: Sale of new marine diesel engines from Caterpillar, Mitsubishi, and related propulsion systems. Includes engine package sales, repower projects, and custom engine applications.
2. Parts Sales: Sale of marine engine parts, hydraulic hose fittings, and related components through both retail and wholesale channels. Extensive product catalog including Aeroquip, Amsoil, and AJX fuel treatment products.
3. Engine Service and Repair: Full-service marine diesel engine repair, maintenance, and warranty service. Factory-trained technicians for Caterpillar and other major brands. Road service available plus 7,800 sq. ft. service facility.
4. Tube Bending Manufacturing: Custom precision tube bending manufacturing services for marine and industrial applications, launched in 2024 in New Bedford, MA facility.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels2 records

Core offering

Windward Power Systems sells, repairs, and services marine diesel engines and parts as an authorized dealer for Caterpillar Marine, Mitsubishi Marine, Northern Lights, and ZF Marine from its 7,800 sq. ft. facility in Fairhaven, Massachusetts. The company also fabricates custom hydraulic hose assemblies and, since 2024, operates a precision tube bending manufacturing division in New Bedford, MA serving marine and industrial customers.

Product overview

Windward Power Systems is a marine diesel engine sales, service, and parts company operating as a single-location facility in Fairhaven, Massachusetts, with a tube bending manufacturing division in New Bedford, MA. The company operates as an authorized dealer for Caterpillar Marine, Mitsubishi Marine, and Northern Lights propulsion engines and generators. The product portfolio centers on marine diesel engines (Cat Marine and Mitsubishi Marine models ranging 429HP-1568HP), marine generators (Northern Lights 5kW-545kW), and ZF Marine transmissions and propulsion components. Supporting product lines include Amsoil synthetic lubricants, AJX Perfect Fuel fuel treatments, and Aeroquip hydraulic hose assemblies. The company provides related services including hydraulic hose fabrication, tube bending manufacturing, engine service, parts supply, and support. The business model emphasizes selling only products the company can service, functioning as a one-stop-shop for marine diesel needs.

Differentiator

Problem solved

Functional benefit

Products and services

• Cat Marine Engines Authorized Caterpillar Marine diesel engines sold, installed, and serviced for commercial and recreational vessels, with factory-trained technicians providing warranty work, engine service, and maintenance.
• Mitsubishi Marine Engines Mitsubishi marine diesel engines in TIER 1, 2, 3, and 4 emissions models ranging from 429HP to 1568HP, covering S6A3, S6B3, S6R, S6R2, S12A2, S12R, and S16R series for commercial and recreational vessels.
• Northern Lights Generators Northern Lights marine generators from 5kW to 545kW powered by Lugger diesel engines, plus land-based industrial generators from 5kW to 36kW, featuring brushless generator ends with high copper content and hand-wound skewed stators.
• ZF Marine Products ZF Marine transmissions (reversing, non-reversing, and hybrid), propellers, thrusters, steering systems, and electronic control systems ranging from 10–12,000 kilowatts for commercial and pleasure craft, with warranty service capability.
• Aeroquip Hydraulic Hose and Fuel Assemblies Aeroquip hydraulic hose assemblies for marine, equipment, and industrial applications, with Windward Power creating custom assemblies and on-site hose fabrication for larger projects.
• Amsoil Synthetic Lubricants Amsoil synthetic lubricants including engine oils, automatic transmission fluids, and greases for marine and industrial applications.
• AJX Perfect Fuel Products Fuel treatment products designed to combat microbial contamination, restore fuel lubricity, and address problems caused by lower sulfur content in modern diesel and gasoline fuels.
• Hydraulic Hose Assembly Fabrication Custom hydraulic hose and fitting assemblies for marine and industrial applications, with capability to crimp up to 2-inch (-32) 6-wire hose, hydrostatic testing up to 22,000 PSI, and on-site manufacturing including hose cleaning during assembly.
• Tube Bending Services Precision tube bending services using CNC equipment including Horn CNC, Scotchman Coldsaw, and Hexagon Absolute Arm 7-Axis scanner, with capabilities including crimping 1 1/4 inch SAE 100R12 4-wire hose, hydrostatic testing up to 22,000 PSI, and ISO 23309:2020 cleanliness level 15/15/12.

Named customers4 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature2 records

Partnerships

Four partnerships are on record, tiered core.

• Mitsubishi Marine EnginescoreChannel Partner/ Reseller/ DistributorAuthorized dealer for Mitsubishi Marine Engines. Offers complete line of marine diesel engines including Tier 1, 2, 3, and 4 replacement engines ranging from 429HP to 1568HP for commercial and recreational vessels.
• Caterpillar Marine (CAT Marine)coreChannel Partner/ Reseller/ DistributorFull service authorized marine dealer (AMD) with Caterpillar factory trained and authorized technicians. Provides engine sales, repower projects, installation support, and warranty service for CAT Marine products.
• Northern LightscoreChannel Partner/ Reseller/ DistributorAuthorized dealer for Northern Lights propulsion engines and generators. Marine generators from 5kW to 545kW and land-based generators from 5kW to 36kW, powered by rugged Lugger diesels.
• ZF MarinecoreChannel Partner/ Reseller/ DistributorServicing dealer for ZF Marine products including transmissions, propellers, thrusters, steering systems, and electronic control systems. Power range from 10-12,000 kilowatts for commercial and pleasure craft. Can perform warranty service work on ZF components.

Scale indicators1 record

Recent moves6 records

Expansion highlights4 records

Others

• ZF Marine: Manufacturer of marine transmissions, propellers, thrusters, steering, and hybrid/electronic control systems. Comparable as a transmission and driveline partner whose products Windward services under warranty, rather than a head-to-head competitor.
• Northern Lights: Manufacturer of marine and industrial generator sets powered by Lugger diesel engines. Comparable as a key OEM partner whose 5kW-545kW generators Windward sells, services, and supports; positioned here as a supplier relationship rather than a competitor.

Direct peers

• Barrington Diesel Specialists: Independent New England marine diesel engine service and repower specialist serving commercial and recreational boaters. Directly comparable as a regional independent dealer/service shop competing for the same Northeast US marine engine service and repower contracts.
• Diesel Service & Marine Supply: Marine diesel engine parts distributor and service provider serving East Coast commercial operators. Comparable as a competing channel for marine engine parts, consumables, and service work overlapping Windward's wholesale and retail parts business.

Broad incumbents

• Volvo Penta: Global marine propulsion OEM offering diesel and hybrid drivelines for leisure and commercial boats. Comparable as an alternative brand customers weigh against the Cat, Mitsubishi, and ZF options carried by Windward Power.
• Yanmar Marine: Global manufacturer of marine diesel engines, saildrives, and generator sets. Directly comparable OEM product line competing for the same small-to-mid horsepower marine engine customers that Windward serves.
• Caterpillar Marine: Global manufacturer of marine diesel propulsion engines and the OEM behind the Cat Marine product line that Windward Power is an authorized dealer for. Comparably relevant as the parent brand whose engines, warranty programs, and dealer standards define Windward's core offering.
• Cummins Marine: Major global manufacturer of marine diesel engines and generators serving both recreational and commercial vessels. Comparable as an OEM whose products compete head-to-head with Cat, Mitsubishi, and Northern Lights units that Windward sells and services.
• MTU (Rolls-Royce Power Systems): High-power marine diesel and gas engine manufacturer for yachts, commercial vessels, and naval customers. Comparable as an alternative propulsion OEM at the higher horsepower end where Mitsubishi S6R/S12R/S16R engines from Windward compete.

Regional players

• East Coast Diesel Services: Regional independent marine diesel sales and service company operating along the US East Coast. Comparable as another family-scale marine diesel dealer competing for commercial fishing and recreational service work in adjacent geographies to Windward's Northeast territory.

Market position

Strengths4 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• Facebookfacebook.com/Windwardpowersystems
• LinkedInlinkedin.com/company/windward-power-systems-inc.

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 records

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 Windward Power Systems