What GK Machine does

GK Machine, Inc. is a privately held Oregon-based equipment manufacturer founded in 1976, currently led by founder/CEO Gary Grossen and operating a workforce of 100+ employees across a single Oregon facility that is relocating to a larger site in Hubbard, OR in December 2025. The company designs, engineers, and builds specialized agricultural equipment (tree diggers, sprayers, nut harvesters and sweepers, nursery and berry harvesting equipment, fertilizer spreaders, irrigation hose reels), contract-manufactured parts and sub-assemblies for industrial OEM customers, gutter-connect greenhouses, and ancillary products including portable sanitation stations and shade trailers.

The underlying technology stack centers on vertically integrated in-house manufacturing: laser and plasma cutting (TRUMPF 5030 Fiber Laser, BLM Tube Lasers), CNC machining (DMG Mori), fabrication, welding, mechanical and electrical assembly, hydraulics and manifolds, and finishing — all coordinated through the Leadman Suite shop floor management platform, for which GK Machine received a national Manufacturing Leadership Award. Proprietary product designs include AE50-award-winning Blueberry and Lettuce Harvesters, the GK-3300 Self-Propelled Nut Harvester, the CANBUS-automated Hoop Carrier, and the GK Top Trimmer. The firm also designs custom equipment jointly with named customers (e.g., PlantTape automated transplanting systems, custom stainless catwalks for Ordnance Brewing).

GK Machine makes money primarily through direct enterprise sales of proprietary agricultural equipment and OEM contract manufacturing, supplemented by retail parts and hydraulics sales (including authorized Oxbo and Cummins distribution), on-site engineering and prototyping services, equipment repair, and resale/installation of Husqvarna Automowers. Pricing is quote-based and project-driven, with go-to-market executed through a direct sales team, the gkmachine.com website plus dedicated vertical sites (GKCNCServices.com, GKGreenhouses.com, GKToiletTrailers.com), a physical retail parts counter, and presence at industry trade shows such as the Farwest Show. Customers span Pacific Northwest agricultural growers, industrial and OEM manufacturers, and nursery/greenhouse operators.

Name

GK Machine

Legal name

GK Machine, Inc.

Website

https://gkmachine.com

Company type

Private

Founded year

1976

Operating status

Operating

Headcount range

101–250 employees

Short description

GK Machine is a privately held Oregon manufacturer founded in 1976 that designs and builds specialized agricultural equipment (tree diggers, nut harvesters, sprayers), OEM contract-manufactured parts, and greenhouses for Pacific Northwest growers, industrial OEMs, and nursery operators.

Ownership category

akta.pro rank

Product category

Agricultural Equipment Manufacturing

NAICS

Farm Machinery and Equipment Manufacturing (333111), Agricultural Implement Manufacturing (33311), Agriculture, Construction, and Mining Machinery Manufacturing (3331)

SIC

Farm Machinery & Equipment (3523)

akta.pro primary industry

Crop Protection & Application Equipment (Sprayers/Spreaders) (IMAHACAC)

akta.pro secondary industries

Tractors & Power Units (IMAHACAA), Potato & Specialty Crop Planters (Potato, Garlic, Sugarcane) (AFAAABAJ)

Keywords

• Agricultural equipment
• Contract manufacturing
• CNC machining services
• Specialty farm machinery
• Greenhouse structures

Headquarters

HQ city

Donald

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Agricultural Equipment Sales: Sale of manufactured agricultural equipment including sprayers, nut harvesters, tree diggers, trailers, greenhouses, and other specialized farm machinery. Products are sold directly to growers and farmers.
2. Contract Manufacturing: OEM manufacturing services for parts, sub-assemblies, and equipment for multiple industries including agriculture, transportation, construction, and industrial products. Manufacturing processes include CNC machining, fabrication, finishing, assembly, hydraulics, and manifolds.
3. Parts and Hydraulics Sales: Retail sales of parts, supplies, and hydraulics including OEM parts like Oxbo berry parts, Cummins portable generators, and trailer accessories
4. Engineering Services: On-site engineering services including design, engineering, and prototyping for custom equipment and agricultural machinery
5. Repair Department Services: Equipment repair services for agricultural equipment and custom fabrication services

Pricing tiers

Go-to-market motion2 records

Distribution channels5 records

Marketing channels8 records

Core offering

GK Machine designs, engineers, and manufactures specialized agricultural equipment (sprayers, nut harvesters, tree diggers, berry transport systems, nursery trailers, irrigation equipment) and provides OEM contract manufacturing services including CNC machining, laser/plasma cutting, fabrication, finishing, mechanical and electrical assembly, and on-site engineering services for agriculture, transportation, construction, and industrial products sectors.

Product overview

GK Machine is an equipment manufacturer founded in 1976 in Donald, Oregon, offering a diversified portfolio of agricultural equipment, custom manufacturing services, and related products. The core product line centers on specialized agricultural equipment including tree/shrub diggers (H9 Bare Root Tree Digger), orchard sprayers (TR6 Sprayer, 3W6 Swamp Buggy), and nut harvesting systems (GK-3200/3300 Harvesters, Nut Sweeper, Nut Cart, Nut Tote). Supporting equipment includes fertilizer spreaders (Spread Pro, Pull-Style Spreader), irrigation equipment (Hose Reels, Dripline Reels, Pipe Trailers), nursery equipment (Pot-in-Pot Planters, Tracking Trailers, Hoop Carriers), sanitation solutions (Toilet Trailers, Handwashing Stations), and worker safety products (Shade Trailers). The company also manufactures custom equipment like PlantTape transplanting systems and offers comprehensive contract manufacturing services including CNC machining, fabrication, welding, laser cutting, and assembly. Recent additions include the TruStore Automatic Storage System and Top Trimmer for greenhouses. Services include engineering design, parts/hydraulic sales, equipment repair, and retail sales.

Differentiator

Problem solved

Functional benefit

Brands

• GKToiletTrailers.com: Dedicated website for portable toilet trailers and comfort stations manufactured by GK Machine.
• GKGreenhouses.com
• GKCNCServices.com

Products and services

• H9 Bare Root Tree Digger (GKH9) Self-propelled tree and shrub digger with Cummins 173 HP engine, variable-speed oscillating shaker arms, and 23-32 inch wide blade for gentle root harvesting, designed for nursery and tree growers.
• 3W6 Swamp Buggy Lightweight high-flotation three-wheel sprayer/spreader buggy with 6,000 lbs payload capacity, designed for wet field conditions in soft soils.
• TR6 Sprayer (GKTR6) Over-the-row orchard sprayer with 400 gallon capacity, adjustable track width and height, pressurized climate-controlled cabin, and Cummins 173 HP engine.
• Nut Harvester GK-3200 Versatile nut harvester designed for wet Pacific Northwest conditions with high-volume suction fan and adjustable vacuum separator.
• Self-Propelled Nut Harvester GK-3300 Self-propelled harvester with 160 HP Cummins engine, comfort cab, climate control, rear camera, and hydraulic separator for nut cleaning.
• Nut Sweeper GK-3400 Self-propelled nut sweeper with 61 HP engine, 90-inch sweeping width, and high-volume blower for clearing nuts from under trees.
• Nut Cart GK-3530 Hydraulic nut cart that holds 3 totes, designed to work with GK-3200 Nut Harvester with leveling augers for wet conditions.
• Nut Tote GK-3650 Front-dumping nut tote bin with self-opening/closing door, available in large (3,000 lbs) and small (2,000 lbs) sizes.
• Orchard Leveler Pre- and post-harvest orchard floor leveler that knocks down and levels high spots in a single pass with rear smoothing plate.
• Pruning Tower GK-3800 Self-propelled pruning tower with 21-foot boom, 32 HP Perkins diesel engine, and enclosed operator platform with safety features.
• Berry Ferry (Berry Transport) State-of-the-art berry harvesting transport system that reduces workforce, increases harvest efficiency, and provides comfortable work pace; featured in Wall Street Journal.
• Blueberry Harvester Mechanized harvesting aid providing platform for workers to stand on during fresh-market blueberry picking, managing empty and full berry trays to eliminate manual lifting.
• Lettuce Harvester Agricultural harvesting equipment for lettuce designed to mechanize harvest operations.
• ATV/UTV Dump Trailer GK175 Heavy-duty hydraulic dump trailer for ATV/UTV with 2,000 lbs tilt capacity, 3,000 lbs total load capacity, and 56-degree dump angle.
• Spread Pro ATV/UTV/tractor-attached spreader for baits, seeds, and fertilizer with 700+ lbs capacity, 30+ ft spreading width, and stainless steel hopper.
• Pull-Style Spreader Heavy-duty pull-type fertilizer spreader with stainless steel hull, tandem axle, and adjustable speed control for field spreading.
• Bait Spreader GK670-10 ATV-mounted bait spreader with 125 lbs capacity hopper, 12V DC motor, and 40 ft spreading width.
• Switchblade Scraper GK7653 Award-winning scraper with moving blade edge for water management and field maintenance, available in 18', 20', 24', and 30' sizes.
• Pot-in-Pot Planter GK15-3 Planter for recessed pot-in-pot nursery systems that installs drainage and drip line simultaneously with automatic trench filling.
• Pot Drop Trailer GK489 Self-unloading tipping trailer for transporting and unloading containerized plants while maintaining orientation; first built in 1998 with Bailey's Nursery.
• ECHO Hose Reels (GK90, GK110, GK125) ECHO brand irrigation hose reels in three sizes: GK90 Small (1100 ft hose), GK110 Medium (1150 ft hose), and GK125 Large Booster (1500 ft hose).
• Irrigation Pipe Trailer Trailer for transporting irrigation pipe in fields, carries up to 1.5 tons of 40 ft pipe, manufactured from high-strength steel tubing.
• Nursery and Tracking Trailers Trailers that track one behind another for greenhouse/nursery use with front and rear steering; standard 4'x10' or large 6'x12' sizes.
• Hoop Carrier Innovative machine for transporting shade and tarp hoops into berry fields with 4-wheel independent steering and CANBUS automation, reducing field covering from 3 weeks to 2.5 days.
• Root Ball Lifter GK1710-1 Skid steer attachment for loading/unloading trees up to 32-inch diameter root balls with paddle grapple design.
• Tree Digger Accessories Accessories for H7/H9 Tree Diggers including 3-Point Adapter, Plant Lifter, Tree Top Chopper, Bed Digger, Undercutter, and Nose Cones.
• Fuel Storage Tanks UL 142 listed aboveground fuel storage tanks from 250 to 18,000 gallons, single and split tank options for diesel, gasoline, and ethanol.
• Toilet Trailer - Deluxe Comfort Station Portable restroom trailer with 43-gallon freshwater tank, stainless sink, chemical toilet(s), and OSHA sanitation compliance.
• Handwashing Stations GK969-WSH All-steel portable handwashing station with 25-gallon gray water tank, 24-inch stainless sink, and forklift pockets.
• Shade Trailers GK969-22 OSHA-compliant portable shade trailers with folding shade top; Standard seats 6-8 people, Deluxe includes built-in garbage can and cooler storage.
• GK Top Trimmer Lightweight battery-operated greenhouse trimmer with SK5 hardened carbon steel blades, 50-inch cutting width, and adjustable cutting height, reducing labor costs by up to 80%.
• Greenhouses Gutter-connect greenhouses and greenhouse accessories for nursery and commercial greenhouse customers with all-steel construction and various covering options.
• PlantTape Transplanting Equipment Custom-designed equipment for PlantTape's automated vegetable transplanting system that automates labor-intensive transplanting with biodegradable materials.
• TruStore Series 3000 Automatic Storage System Automated storage system for industrial and manufacturing applications.
• Contract Manufacturing Services OEM manufacturing services including material processing, saw, form, laser/plasma cut, CNC machining, fabrication, finishing, mechanical and electrical assembly, hydraulics, manifolds, parts, repair, and shipping for transportation, construction, and industrial products sectors.
• Engineering Services On-site engineering services for custom equipment design, product development, and prototyping.
• Retail Sales & Parts Counter Retail sales of agricultural equipment along with parts counter and hydraulic sales including OEM parts like Oxbo berry parts, Cummins portable generators, and trailer accessories.
• Repair Department Equipment repair and refurbishment services including custom paint jobs and custom fabrication services.
• Husqvarna Automowers Robotic lawn mowers sold and installed by GK Machine with free general installation services.

Quantifiable outcome

• Reduces labor costs by approximately 83% for tree digging operations (8 days with 35 people reduced to 3.5 days with 15 people)
• +3 more outcomes

Named customers5 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

Feature7 records

Partnerships

Six partnerships are on record, tiered minor and core.

• Chemeketa Community CollegeminorStrategic or Co-development Partner · 1 January 2020GK Machine participated in Chemeketa's mock interview program, conducting mock interviews with approximately 20 second-year welding and machining students to provide feedback and industry experience.
• PlantTapecoreStrategic or Co-development Partner · 1 January 2019GK Machine designs and manufactures equipment for PlantTape's revolutionary transplanting platforms that automate the labor intensive process of transplanting vegetables. Equipment enables increased efficiency and productivity for agricultural producers.
• Oregon State University Baja SAEminorStrategic or Co-development Partner · 1 January 2016GK Machine is a proud sponsor of Oregon State University's Baja Team, supporting students with interest in engineering through competitions that simulate real-world engineering design projects.
• Machine Mania Sponsors (Columbia Bank, Point S Tires, Cummins, Axalta, Crabtree Rock, Straub Construction, Motion Industries, Star Rentals)minorGTM or Marketing Partner · 1 January 2016Various sponsors partnered with GK Machine for the Oregon State Fair Machine Mania event including event presenters, premier partners, event partners, and event sponsors.
• JAVOminorStrategic or Co-development PartnerGK Machine announced partnership with JAVO. Nature of partnership not detailed in available source material.
• Willamette Valley SolutionscoreTechnology or IntegrationWillamette Valley Solutions developed Leadman Suite, a manufacturing efficiency software used exclusively by GK Machine for shop floor data collection and project management. GK won a Manufacturing Leadership Award for their implementation of this software.

Scale indicators7 records

Recent moves8 records

Expansion highlights6 records

Others

• Javo (Javo BV): Javo is a Dutch manufacturer of horticultural and nursery equipment — potting machines, substrate handling, and greenhouse automation. GK Machine has announced a partnership with Javo, and both target nursery and greenhouse operations with mechanized handling solutions.

Broad incumbents

• John Deere: John Deere is the dominant broad-line agricultural equipment manufacturer offering tractors, sprayers, harvesters, and precision-ag platforms. It competes indirectly with GK Machine's specialty equipment via its larger specialty-crop offerings and through dealer networks that GK Machine lacks.
• AGCO Corporation: AGCO is a global agricultural equipment manufacturer producing tractors, sprayers, and harvesting equipment via brands such as Massey Ferguson, Fendt, and GSI. It represents a broad-line incumbent competitor in sprayers and harvesting where GK Machine also competes.

Direct peers

• Ploeger Machines: Ploeger manufactures specialized self-propelled harvesters and agricultural machinery for vegetables, berries, and other specialty crops. Like GK Machine, it focuses on mechanization solutions for labor-intensive specialty crop harvesting, though it operates at larger scale and broader geography.
• Flory Industries: Flory Industries designs and manufactures nut harvesting and orchard equipment, including self-propelled harvesters, sweepers, and conditioners — directly overlapping GK Machine's GK-3200, GK-3300, and GK-3400 nut harvesting line targeting hazelnut, almond, and walnut growers.
• Nelson Irrigation Corporation: Nelson Irrigation manufactures irrigation products including sprinklers, hose reels, and control valves — overlapping with GK Machine's ECHO hose reels and irrigation pipe trailers. Both serve specialty-crop and agricultural irrigation customers.
• Weiss McNair: Weiss McNair manufactures nut harvesting equipment including sweepers, conditioners, and harvesters for tree nut crops such as almonds, walnuts, and pecans. Both companies serve the same orchard/nut-customer base with similar product categories.
• Mechanical Transplanter Company: Mechanical Transplanter manufactures vegetable transplanting equipment — directly comparable to GK Machine's PlantTape partnership products. Both serve commercial vegetable growers seeking automated transplanting solutions.
• Oxbo International: Oxbo International manufactures specialty harvesters and agricultural equipment, including berry harvesters for which GK Machine is a parts reseller (Oxbo Berry Parts). Both companies target high-value specialty crop harvesting with mechanization solutions for fresh-market produce.

Emerging players

• Staheli West: Staheli West manufactures hay and forage steamers, dew simulators, and specialty agricultural equipment. It is a smaller, specialized equipment maker focused on hay/forage solutions — thematically comparable to GK Machine's specialty-equipment approach but serving different crops.

Market position

Strengths5 records

Weaknesses4 records

Competitive moat5 records

Key highlights7 records

Customer concentration

• Xx.com/gk_machine
• YouTubeyoutube.com/channel/UCH5Rqq3DYFJvffgBaPCvFkw/videos
• Facebookfacebook.com/pages/GK-Machine-Inc/151769541515386
• LinkedInlinkedin.com/company/gk-machine-inc-
• Instagraminstagram.com/gk_machine

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 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 GK Machine