What Appleton Marine does

Appleton Marine, Inc. is a US-based, employee-owned custom manufacturer of marine deck machinery headquartered in Appleton, Wisconsin. Founded in 1972 as a division of Appleton Machine Company and reorganized as an independent ESOP in 1987, the company designs and builds marine cranes (straight boom, extending boom, knuckle boom, folding boom, davit, and specialty), winches (mooring, combination, offshore, and specialty), anchor windlasses (horizontal, vertical, and combination), capstans (above-deck, through-deck, and combination), and custom mechanical, hydraulic, and electrical deck systems. The company holds the API 2C Monogram license (Certificate 2C-0002), API Q1, ISO 9001:2015, and MIL-I-45208 approvals, and its equipment is certifiable across eight international classification societies including ABS, DNV, Lloyds Register, Bureau Veritas, and USCG. In-house capabilities span engineering, procurement, assembly, testing (winch test tower at 250,000 lbs, winch test frame at 550+ tons, crane test platforms at 10 and 25 million ft-lbs overturning moment), and worldwide field service.

The company sells exclusively through direct enterprise sales, with a sales team of degreed engineers who engage customers on application-engineering rather than catalog transactions. Pricing is quote-based with multi-year custom contracts; revenue is generated through one-time equipment sales, build-to-print manufacturing (including classified US Navy equipment such as UNREP gear, SLADs, and cargo drop reels), and recurring field service, repair, refurbishment, and spare parts. Customer segments are diversified across five verticals: US Navy and Coast Guard (government/military), global offshore platforms, FPSOs and FSOs (offshore oil and gas), commercial shipyards including BAE Systems, and mining operations requiring harsh-environment and high-altitude equipment. The company is privately held with no disclosed institutional or venture investment and maintains an average assembly team tenure of 14 years.

Name

Appleton Marine

Legal name

Appleton Marine, Inc.

Website

https://appletonmarine.com

Company type

Private

Founded year

1972

Operating status

Operating

Headcount range

1–10 employees

Short description

Appleton Marine is an employee-owned, Wisconsin-based custom manufacturer of marine cranes, winches, windlasses, capstans, and specialized deck machinery, serving the US Navy, Coast Guard, global offshore oil and gas, shipyards, and mining operators worldwide.

Ownership category

akta.pro rank

Product category

Marine Equipment Manufacturing

NAICS

Overhead Traveling Crane, Hoist, and Monorail System Manufacturing (333923)

SIC

Special Industry Machinery (No Metalworking Machinery) (3550)

akta.pro primary industry

Cargo Handling & Lifting Equipment (Cranes, Derricks, Hoists) (IMAJAIAB)

akta.pro secondary industry

Deck Machinery & Mooring Systems (Winches, Windlasses, Capstans) (IMAJAIAA)

Keywords

• Marine crane manufacturing
• Deck equipment manufacturer
• Marine winches
• Anchor windlasses
• Offshore deck machinery

Headquarters

HQ city

Appleton

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Custom Marine Cranes and Deck Equipment: Design and manufacturing of custom marine offshore and shipboard cranes and winches including knuckle boom cranes, pedestal cranes, offshore pedestal cranes, marine deck cranes, mooring winches, offshore winches, deck winches, marine windlasses, anchor windlasses, and marine capstans. Revenue is generated through one-time equipment sales with custom specifications per contract.
2. Build to Print Services: Manufacturing equipment to customer specifications including Navy SLAD (Slewing Arm Davit), Flexors, Cargo Drop Reels, and US Navy UNREP equipment (Topping Winch, Saddle Winch, Gypsy Winch, Hauling Winch, Spanwire Winch, etc.).
3. Field Service, Repair and Spare Parts: Repair, maintenance, inspection and certification services available anywhere in the world. Replacement parts inventory with immediate availability for critical crane and winch components. Refurbishment services bringing products to 'like new' condition.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

Appleton Marine designs and manufactures custom marine offshore and shipboard cranes (straight boom, extending boom, knuckle boom, folding boom, davit, and specialty), winches (mooring, combination, offshore, specialty), anchor windlasses, capstans, and custom-designed machinery. All equipment is built in Appleton, Wisconsin to customer specifications for commercial marine, offshore oil and gas, government/military, mining, and shipbuilding applications.

Product overview

Appleton Marine is a marine crane and deck equipment manufacturer offering a comprehensive portfolio of custom and standard marine handling solutions. The product lineup centers on five core equipment families: marine cranes (including Straight Boom Model SB, Extending Boom Model EB, Knuckle Boom Model KB, Folding Boom Model FB, Davits, and Specialty Cranes), marine winches (Mooring Winches Model AMW, Combination Winches/Windlasses Model AHAW/MW, Offshore Winches, Specialty Winches, and Tuggers), anchor windlasses (Horizontal Model AHAW, Vertical Model AVAW, and Combination units), marine capstans (Above Deck Drive Model AADC, Through Deck Drive Model ATDC, and Combination units), and custom-designed machinery. The company also offers build-to-print manufacturing for Navy and specialty applications, comprehensive testing services using their in-house test facilities, and worldwide field service and inspection. All products are designed and manufactured in the USA with API-2C certification and ISO 9001 quality systems, serving commercial marine, offshore oil and gas, government/military, mining, shipbuilding, and shipyard applications.

Differentiator

Problem solved

Functional benefit

Products and services

• Straight Boom Cranes (Model SB) Marine straight boom cranes with minimum design standard of ABS and API-2C, featuring USCG failsafe operation, 360-degree continuous rotation, and simultaneous multi-function operation for commercial, military, and offshore applications.
• Extending Boom Cranes (Model EB) Marine telescoping boom cranes designed for applications requiring adjustable boom reach, featuring chromium, nickel-chromium, or stainless luff and telescope cylinder rods.
• Knuckle Boom Cranes (Model KB) Marine knuckle boom cranes with folding jib sections for compact storage, featuring chromium, nickel-chromium, or stainless luff and jib cylinder rods, deployed on offshore platforms, FSOs, FPSOs, and offshore vessels globally.
• Folding Boom Cranes (Model FB) Marine folding boom cranes designed for applications requiring compact storage when not in use, suitable for shipboard and offshore platform operations.
• Davit Cranes Marine davit cranes for launching and recovering boats, RHIBs, and ROVs, designed for commercial, military, and offshore applications.
• Specialty Cranes Custom specialty cranes designed for unique marine applications including mining cranes, large gyratory crusher maintenance cranes, and material handling requirements for harsh environments.
• Mooring Winches (Model AMW) Marine mooring winches available in electric or hydraulic power configurations, featuring failsafe drive train braking systems, non-asbestos brake linings, and optional warping heads with bronze clutches.
• Combination Mooring Winches/Windlasses (Model AHAW/MW) Combined mooring winch and anchor windlass units that integrate multiple deck functions, reducing redundant systems and utilizing common power sources for cost-effective shipboard operations.
• Offshore Winches Heavy-duty offshore mooring systems designed for demanding environments such as offshore oil industry applications, including anchor pre-tensioning winches, riser pull-in winches, storage reels, and tugger winches, certified to ABS, BV, Lloyds, DNV, and other standards.
• Specialty Winches Custom specialty winches designed for unique shipyard, offshore, and marine applications including dry dock operations and specialized handling requirements.
• Horizontal Anchor Windlasses (Model AHAW) Horizontal shaft marine anchor windlasses designed for anchor handling operations, featuring clutched wildcat for independent capstan operation and AISI 316 stainless fasteners.
• Vertical Anchor Windlasses (Model AVAW) Vertical shaft marine anchor windlasses designed for anchor handling operations on commercial and military vessels.
• Combination Anchor Windlasses/Capstan Combined anchor windlass and capstan units with clutched wildcat for independent capstan operation, eliminating redundant systems and reducing total ownership costs.
• Above Deck Drive Capstans (Model AADC) Above-deck marine capstans available in electric, hydraulic, or air-powered configurations with failsafe drive train braking systems and multiple control options.
• Through Deck Drive Capstans (Model ATDC) Through-deck marine capstans designed for applications requiring the drive mechanism to be positioned below deck level.
• Combination Anchor Windlass/Capstan Combined anchor windlass and capstan units integrating multiple deck functions for efficient shipboard operations.
• Custom Designed Machinery Custom mechanical, hydraulic, and electrical systems designed and manufactured for unique deck equipment, offshore, mining, and classified specialty Navy applications including Navy INLS equipment, RHIB handling davits, array towing cranes, hydraulic power units, hose storage reels, and deck sheaves.
• Build to Print Build-to-print manufacturing services for Navy SLAD (Slewing Arm Davit), flexors, cargo drop reels, and US Navy UNREP equipment including topping winches, saddle winches, gypsy winches, hauling winches, spanwire winches, sliding padeyes, anti-slack devices, and cargo stream systems.
• Testing Services Comprehensive testing services for cranes and winches including load testing up to 250,000 lbs using winch test tower, loads exceeding 550 tons using winch test frame, and crane testing up to 25 million ft-lbs overturning moment with list simulation capabilities to 15 degrees.
• Field Service and Inspection Worldwide field service, repair, maintenance, inspection, and certification services for marine cranes and winches, including spare parts inventory, refurbishment to like-new condition, and operation and maintenance training.

Quantifiable outcome

• First expansion (1994) increased production facility by 150%
• +2 more outcomes

Named customers5 records

Segments5 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Scale indicators6 records

Recent moves10 records

Expansion highlights4 records

Direct peers

• Sperre AS: Norwegian specialist in offshore and subsea cranes, including active heave-compensated cranes for the offshore market. Direct competitor in the API-2C offshore crane segment where Appleton is licensed.
• Hawboldt Industries: Canadian manufacturer of marine winches, cranes, and deck machinery for commercial, naval, and offshore applications. Closest North American direct peer in terms of product mix (mooring winches, anchor windlasses, deck cranes) and customer overlap with naval and offshore markets.
• Cargotec (MacGregor): Finnish marine load-handling and offshore solutions provider through its MacGregor brand. Competes with Appleton in offshore winches, mooring systems, and deck machinery for commercial vessels and offshore platforms.
• Liebherr (Maritime Cranes): German heavy-equipment group with a substantial maritime and offshore crane division producing pedestal, knuckle boom, and shipboard cranes. Direct competitor in the offshore pedestal crane market that Appleton serves with its Model SB/EB/KB/FB lines.
• Huisman: Dutch manufacturer of heavy-duty marine cranes, winches, and offshore equipment. Huisman is one of the closest direct competitors to Appleton in API-2C-spec offshore cranes and offshore winches for FPSO/FSO and platform applications.
• TTS Group (now Cargotec): Norway-based supplier of marine cargo handling equipment, deck machinery, and offshore access systems, now part of Cargotec. Competes with Appleton in winch and deck machinery supply for shipbuilders and offshore operators.

Broad incumbents

• National Oilwell Varco (NOV): Large US-based provider of equipment and components for oil and gas drilling, completion, and production. NOV supplies offshore cranes, winches, and mooring systems that overlap with Appleton's offshore product portfolio, though NOV operates at much greater scale across a broader energy-services portfolio.
• Palfinger: Austrian global leader in lifting solutions including marine cranes, knuckle boom cranes, and davits. Larger, broader portfolio competitor serving similar vessel and offshore end-markets as Appleton but with substantially greater scale and product breadth.
• Konecranes: Finnish global crane and hoist manufacturer with marine and shipyard crane offerings. Overlaps with Appleton in shipyard and marine lifting equipment but is a much larger generalist in industrial cranes and port solutions.
• Demag Cranes (Terex MHPS): Industrial crane and hoist manufacturer (Demag brand under Terex) serving shipyards, ports, and heavy industry. Provides shipyard dockside cranes and material handling equipment comparable to Appleton's shipyard/specialty crane product lines.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/appleton-marine-inc-

Compliance4 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 Appleton Marine