What Green Manufacturing does

Green Manufacturing, Inc. (operating as Greenteeth) is a U.S. manufacturer of aftermarket consumables and components for commercial stump grinders, founded in the 1990s by arborist Kevin Green to solve operator downtime caused by broken or dull cutting teeth. The company designs and produces its products in Morenci, Michigan using CNC machining technology, and holds an extensive granted patent portfolio across the U.S., Europe, Australia, and Canada covering core innovations including the Wearsharp self-sharpening tooth, Quadwheel high-performance cutting wheel, Reverse-S cutting system, and LoPro pocket holders.

The product portfolio centers on the Greenteeth quick-change tooth system in four series (500, 700, 900, 1100) sized for stump grinder machines from approximately 20 to 85+ horsepower, complemented by Wearsharp teeth (which retain a sharp cutting edge through life rather than rounding over), LoPro pocket holders with angled-shoulder geometry, Greenbolt hardware, and GREEN-SEIZE anti-seize compound. For complete wheel solutions, Green Manufacturing offers the Quadwheel (4-holder/12-tooth CNC-machined wheel), Greenwheel replacements for Bandit, Carlton, Rayco, and Vermeer machines, Reverse-S reverse-spiral step-out cutting wheels, and Performance Upgrade Kits plus dedicated Replacement Wheels for machines such as the Vermeer 30TX and 40TX.

Green Manufacturing distributes through a multi-channel go-to-market model: direct phone/email sales (1-800-473-3683, [email protected], Monday–Friday 8AM–5PM EST), an Amazon U.S. marketplace listing, and an authorized dealer network spanning the United States, Canada, the United Kingdom, Australia, New Zealand, Belgium, and Denmark, with an online dealer locator and a dedicated Dealer Terminal on greenteeth.us. The company is privately held, founder-owned, and self-financed — with capex since 2012 channeled into six CNC machines purchased from Method Machine Tools, Inc. (most recently a Fanuc Robodrill that doubles pocket output). Pricing is not publicly disclosed and is provided on a quote basis. End customers are stump grinding professionals, arborists, and tree care service businesses served primarily through SMB/individual channels, with annual TCI Expo participation reinforcing Tree Care Industry Association relationships.

Name

Green Manufacturing

Legal name

Green Manufacturing, Inc.

Website

https://greenteeth.com

Company type

Private

Founded year

1990

Operating status

Operating

Headcount range

11–50 employees

Short description

Green Manufacturing, Inc. (Greenteeth) is a U.S.-based manufacturer of CNC-machined stump grinder teeth, pocket holders, wheels, and accessories sold globally through dealers, direct sales, and Amazon to professional stump grinding operators, arborists, and tree care businesses.

Ownership category

akta.pro rank

Product category

Stump grinder cutting tools and consumables

NAICS

Cutting Tool and Machine Tool Accessory Manufacturing (333515), Cutlery and Handtool Manufacturing (3322)

SIC

Machine Tools, Metal Cutting Types (3541), Cutlery, Handtools & General Hardware (3420)

akta.pro primary industry

Grinding, Honing & Superfinishing Equipment (IMAHADAE)

Keywords

• Stump grinder teeth
• Cutting wheel systems
• Arborist equipment parts
• Tree care tooling
• CNC machined wear parts

Headquarters

HQ city

Morenci

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Go-to-market motion1 record

Distribution channels3 records

Marketing channels4 records

Core offering

Green Manufacturing designs and manufactures quick-change stump grinder teeth, pocket systems, and complete high-performance cutting wheels under the Greenteeth brand. Its product portfolio spans 500, 700, 900, and 1100 Series teeth sized to different machine horsepower ranges, plus patented Wearsharp self-sharpening teeth, LoPro pocket holders, Greenbolt hardware, and complete Quadwheel, Greenwheel, and Reverse-S wheel assemblies. All products are made in the USA using CNC machining technology and are sold to stump grinding professionals, arborists, and tree care businesses worldwide.

Product overview

Green Manufacturing produces stump grinder teeth and cutting systems under the Greenteeth® brand for the arborist and forestry industries. The product portfolio centers on the Greenteeth® quick-change tooth system with four series (500, 700, 900, 1100) sized for different horsepower machines, complemented by the advanced Wearsharp® self-sharpening teeth. These teeth mount in LoPro® or standard pockets with Greenbolt® hardware and GREEN-SEIZE™ anti-seize. For complete wheel solutions, the company offers the Quadwheel® (high-performance 4-holder/12-tooth design), Greenwheel® replacements, and Reverse-S® cutting systems with reverse-spiral step-out design. Performance Upgrade Kits enable customers to retrofit existing machines with the company's tooth technology, while dedicated Replacement Wheels serve models incompatible with standard pocket systems.

Differentiator

Problem solved

Functional benefit

Brands

• Greenteeth: Original stump grinder teeth with quick-change design and reversible pockets
• Wearsharp
• LoPro
• Greenwheel
• Quadwheel
• Reverse-S
• Greenbolt
• GREEN-SEIZE

Products and services

• Greenteeth Stump Grinder Teeth Original quick-change stump grinder teeth with reversible pockets featuring multiple cutting edges per tooth, available in red and green versions for different ground conditions. Designed for stump grinding professionals and arborists needing field-replaceable wear parts.
• 500 Series Greenteeth Entry-level stump grinder teeth for lighter-duty machines, featuring the original Greenteeth quick-change reversible pocket design.
• 700 Series Greenteeth Stump grinder teeth and pockets for machines ranging from 20 to 45hp, available in straight, angle, and reverse configurations.
• 900 Series Greenteeth Mid-range stump grinder teeth and pockets for machines ranging from 40 to 85hp, compatible with red, green, and Wearsharp teeth variants.
• 1100 Series Greenteeth Heavy-duty stump grinder teeth and pockets for higher horsepower machines, available in counter-bore, threaded, and 3-hole versions for increased clamping force.
• Wearsharp Teeth Patented tooth design with altered concave that retains a sharp cutting surface throughout the life of the tooth, unlike traditional teeth that round over. Made with high-quality carbide for stump grinding professionals.
• LoPro Pocket Holders Quick-change pocket system with angled shoulder design for greater holding power, featuring a larger surface area and smooth shank that reduces wheel wear. Grade 8 heat treated for superior wear resistance.
• Greenbolt & Cap Screws Bolts designed specifically for 1100 Series pockets with 5/8 inch external drive hex head for easier installation, Grade 8 heat treated for superior wear resistance.
• GREEN-SEIZE Anti-Seize Compound Premium anti-seize compound composed of fine copper and graphite powders in a high-heat organic carrier, used to prevent mechanical seizing and allow lower torque values to achieve greater clamping force.
• Quadwheel 100% CNC machined high-performance wheel with about 15 inch gap between tooth sets allowing RPM regain during cut. Features 4 holders and 12 teeth with strategically placed gaps for smooth, consistent cutting with virtually no hopping or bolt breakage.
• Greenwheel Replacement wheel system compatible with various stump grinder models including Bandit, Carlton, Rayco, and Vermeer machines.
• Reverse-S Cutting System High-performance wheel with unique reverse-spiral step-out design creating a 27 inch cutting arc with only one tooth engaged at a time, providing larger cutting radius and deeper cuts while eliminating motor bog-down from traditional spirals.
• Performance Upgrade Kits Complete kits including 900 series LoPro pockets, Wearsharp teeth, and new wheel patterns designed to boost performance on stock wheels. Compatible with Rayco, Vermeer, and handlebar units.
• Replacement Wheels Direct replacement wheels designed for specific stump grinder models including Vermeer 30TX, 40TX, and other machines that cannot accept standard teeth and pockets.

Quantifiable outcome

• 100% satisfaction guarantee - full refund if not completely satisfied with product quality or cost savings
• +2 more outcomes

Segments2 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

One partnership is on record.

• Method Machine Tools, Inc.coreTechnology or Integration · 1 January 2012Since 2012, Green Manufacturing has purchased 6 new state-of-the-art CNC machines from Method Machine Tools, Inc. This investment has enabled increased production to keep up with rising product demand and combat rising costs of raw materials. The Fanuc Robodrill machine is the newest addition and will double manufacturing output of pockets with high quality and accuracy.

Scale indicators3 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Loftness Specialized Equipment: Manufactures stump grinder teeth and cutting attachments for the same arborist and tree-care professional customer base. Direct competitor in the consumable tooth/pocket category with overlapping product positioning.
• Diamond Mowers: Produces cutting tools, blades, and teeth for mowing, mulching, and vegetation management equipment. Competes in the same cutting-tool consumable category for forestry and grounds-care professionals.

Broad incumbents

• FECON: Manufactures forestry mulchers, stump grinders, and cutting attachments for vegetation management. Broader product portfolio than Greenteeth but serves overlapping tree-care and land-clearing end markets with competing cutting systems.
• Bandit Industries: OEM manufacturer of stump grinders, chippers, and whole-tree equipment. Both a customer (Greenteeth products fit Bandit machines) and adjacent competitor offering its own consumable teeth.
• Vermeer Corporation: Major OEM of stump grinders and tree-care equipment. Indirect relationship as a host machine whose installed base consumes Greenteeth aftermarket teeth; could become competitor if it bundles proprietary consumables.
• Carlton Professional Tree Care Equipment: OEM manufacturer of stump grinders and forestry equipment. Same OEM-to-aftermarket dynamic as Bandit and Vermeer—host machines for Greenteeth retrofits but also potential integrated-teeth competitor.
• Rayco Manufacturing: Specialty manufacturer of stump grinders, brush chippers, and tree-care equipment. Listed as a compatible host machine for Greenteeth wheels and serves the same professional arborist customer base.
• FAE Group: Global manufacturer of forestry mulchers, rock crushers, and vegetation management attachments with proprietary cutting tools. Competes at the cutting-system level for professional land-clearing customers.
• Seppi M. Manufacturer of forestry mulchers, stump grinders, and professional cutting attachments with branded tooth systems. Serves overlapping professional vegetation-management customers internationally.

Regional players

• FSI (Stark Denmark): Danish manufacturer of stump grinders and tree-care equipment, serving Northern European markets where Greenteeth already has dealer presence. Adjacent competitor in shared geographies.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/greenmfginc
• Facebookfacebook.com/Greenteeth
• LinkedInlinkedin.com/company/green-manufacturing

Revenue estimate

Valuation estimate

Number of profiles

Profiles4 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 Green Manufacturing