Guillaume Grapevine Nursery

Name

Guillaume Grapevine Nursery

Legal name

Guillaume Grapevine Nursery

Website

https://www.guillaumenurseries.com

Company type

Private

Founded year

2008

Operating status

Operating

Headcount range

1–10 employees

Ownership category

akta.pro rank

Product category

Viticulture / Grapevine Nursery

NAICS

Nursery and Floriculture Production (11142)

SIC

Agricultural Production-Crops (100)

akta.pro primary industry

Vineyard Establishment & Development (Site Prep, Trellising, Planting) (AFAGAJAA)

akta.pro secondary industries

Grape Growing & Canopy Management (In-Season Vineyard Operations) (AFAGAJAB), Post-Harvest Grape Handling & Logistics (Sorting, Bins, Transport to Winery/Packhouse) (AFAGAJAH)

Keywords

• Grapevine nursery
• Grafted grapevines
• Rootstock varieties
• Vine propagation
• Viticulture supplies

Headquarters

HQ city

Knights Landing

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, Technology or R&D, Marketing or Sales, Infrastructure

Revenue model

1. Grapevine Plant Sales: Three product types sold: Grafted plants (resistant to phylloxera and nematodes with rootstock selection), Ownrooted plants (for phylloxera-free regions), and Rootstock rootings (for field grafting). Available as dormant bare-root vines (standard 12-inch or longer up to 36-inch rootstock) or potted vines (1/4 gallon containers).
2. Grapevine Services: Additional services including advice on scion and rootstock choice, soil sampling and analysis assistance, vine sampling and testing, on-site visits before plantation, delivery service, and post-planting follow-up.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels3 records

Core offering

Guillaume Grapevine Nursery propagates and sells certified grapevine planting material to North American winegrowers, offering three product types — grafted plants (phylloxera- and nematode-resistant with selectable rootstock), ownrooted plants (for phylloxera-free regions), and rootstock rootings (for field grafting) — supplied as dormant bare-root vines or potted vines. The nursery also provides advisory services covering scion and rootstock selection, soil sampling, on-site pre-planting visits, delivery, and post-planting follow-up.

Product overview

Guillaume Grapevine Nursery is a grapevine nursery providing winegrowers in North America with high-quality planting material. The company operates as a single-product nursery business with three main plant types: Grafted Plants (phylloxera and nematode resistant), Ownrooted Plants (for phylloxera-free regions), and Rootstock Rootings (for field grafting). These are offered in two product forms: Dormant Bare-Root Vines and Potted Vines (introduced in 2009). The company also offers a collection of seven proprietary grapevine clones registered at UC Davis Foundation Plant Services, along with thirteen rootstock varieties. Services include advisory support for scion/rootstock selection, soil analysis assistance, and post-planting follow-up.

Differentiator

Problem solved

Functional benefit

Products and services

• Grafted Grapevines Grafted grapevines resistant to phylloxera and nematodes, allowing winegrowers to select rootstock based on soil characteristics and production targets. Sold as dormant bare-root or potted vines.
• Ownrooted Grapevines Grapevine plants grown on their own roots, suitable for phylloxera-free regions. Available as dormant bare-root or potted vines.
• Rootstock Rootings Rootstock rootings supplied for field grafting operations, enabling winegrowers to graft their own scion material on site.
• Proprietary Clones Collection Seven proprietary grapevine clones registered exclusively at UC Davis Foundation Plant Services — Cabernet Sauvignon FPS 61, Chardonnay FPS 87, Gros Manseng FPS 1, Nero di Avola FPS 1, Pinot Noir FPS 125, Syrah FPS 19, and Viognier FPS 6 — developed from French aged vineyards.
• Rootstock Varieties Thirteen rootstock varieties including Riparia Gloire de Montpellier, Saint George, 101-14, 3309C, Schwarzmann, 420A, 5C, 5BB, SO4, 110R, 140R, 1103P, and 1616C, derived from Vitis Riparia, Vitis Rupestris, and Vitis Berlianderi species.
• Winegrowing Advisory Services Advisory services for winegrowers covering scion and rootstock selection, soil sampling and analysis assistance, vine sampling and testing for custom grafting orders, on-site visits before plantation, delivery service, and post-planting follow-up guidance on growing practices.

Segments1 record

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Partnerships

Four partnerships are on record, tiered core and minor.

• UC Davis Foundation Plant ServicescoreTechnology or IntegrationProprietary clones developed in France are registered at UC Davis Foundation Plant Services. Samples underwent quarantine period and intensive testing at UC Davis before propagation began in mother blocks in 2013. External material is also tested through this partnership.
• Pépinières Guillaume (France)coreStrategic or Co-development PartnerParent company in Charcenne, France. Guillaume family has been grafting vines since 1895, developing expertise and genetic selection over generations. This is the founding entity of the family nursery network.
• Viveros Guillaume ChileminorStrategic or Co-development PartnerPart of international Guillaume nursery network established in Chile in 1998, providing South American winegrowers with Guillaume nursery products and expertise.
• Viveros Guillaume Valle Verde (Argentina)minorStrategic or Co-development PartnerPart of international Guillaume nursery network in Argentina, providing South American winegrowers with Guillaume nursery products and expertise.

Scale indicators2 records

Recent moves5 records

Expansion highlights3 records

Direct peers

• Novavine: One of the largest grapevine nurseries in California, propagating grafted and ownrooted vines for North American winegrowers. Direct competitor in the same product category serving overlapping California vineyard customers.
• Sunridge Nurseries: California-based nursery specializing in grapevine propagation and certified clean planting material. Competes directly with Guillaume in providing grafted vines and rootstock to North American vineyards.
• Pépinières Guillaume: Parent company of Guillaume Grapevine Nursery, founded in 1895 in Charcenne, France. Operates the same grapevine propagation business with proprietary clones and ENTAV-INRA licensing in Europe, providing direct comparability in product, customer, and IP.
• St. Helena Nursery: Napa Valley-area grapevine nursery supplying clean planting material to California premium wine producers. Comparable in geographic focus, product offering, and customer segment.
• Viveros Guillaume Valle Verde: Argentine sister operation of Guillaume Grapevine Nursery within the Guillaume international network. Same product, same proprietary clones, same target customer (winegrowers) in a different South American geography.
• Duarte Clean Grapevines: California grapevine nursery offering certified, virus-tested grapevines for North American winegrowers. Closely comparable product line and customer base to Guillaume Grapevine Nursery.
• Viveros Guillaume Chile: Sister entity of Guillaume Grapevine Nursery within the international Guillaume network, established in Chile in 1998. Offers the same grapevine propagation and proprietary clone products to South American winegrowers.

Broad incumbents

• Sierra Gold Nurseries: Large California nursery offering grapevines alongside a broader tree and fruit crop portfolio. Comparable in grapevine propagation but operates at larger scale and with wider product diversification.

Regional players

• Briggs Nursery: Washington State nursery with grapevine propagation capabilities serving Pacific Northwest winegrowers. Comparable product but operates in a different regional segment than Guillaume's California-focused operations.
• L.E. Cooke Company: California-based nursery propagating grapevines and other fruit-bearing crops. Partial overlap with Guillaume in grapevine product line while serving a broader range of crop customers.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat3 records

Key risks5 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/guillaume-grapevine-nursery
• Facebookfacebook.com/Guillaume-Grapevine-Nursery

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 Guillaume Grapevine Nursery