aanraku glass studios

What aanraku glass studios does

Aanraku Glass Studios is a stained glass craft supply retailer founded in 1962 and headquartered in San Mateo, California. The company serves individual stained glass hobbyists and crafters through a direct-to-consumer e-commerce store at aanraku.com (built on WooCommerce) and a small physical retail location at 41 South Railroad Avenue, open Monday through Thursday, 10am to 4pm. Its catalog spans approximately 400+ SKUs across glass cutting tools, grinders, foilers, soldering equipment, patterns, and instructional materials.

The company's product portfolio combines its own proprietary brands — Aanraku®, TWOFERS, and Top Tools — with sourced craft supplies, a significant portion of which are manufactured in China. Aanraku holds US Patent #5607344 for "Nick's Grinder's Mate," a specialized accessory for stained glass grinding equipment, and distributes a library of pattern books and instructional content aimed at the stained glass craft community. The operating model is fundamentally that of a niche specialty retailer with no disclosed funding, no parent company, no institutional partnerships, and no enterprise customers.

Revenue is generated through direct e-commerce sales of craft supplies and tools, with pricing spanning individual tools to multi-piece sets, supplemented by in-store purchases at the San Mateo location. The customer base is distributed across individual hobbyists and crafters, with no signs of concentration in any institutional or commercial buyer segment. The company has navigated multiple decades of operation as a privately held, bootstrapped specialty retailer focused on a single craft vertical.

Name

aanraku glass studios

Legal name

AANRAKU GLASS STUDIOS

Website

https://aanraku.com

Company type

Private

Founded year

1962

Operating status

Operating

Short description

Aanraku Glass Studios is a 1962-founded San Mateo, California-based stained glass craft supply retailer serving individual hobbyists and crafters through direct e-commerce and a small physical storefront, offering 400+ SKUs across tools, consumables, and instructional materials.

Ownership category

akta.pro rank

Product category

Stained Glass Craft Supplies

NAICS

Jewelry and Silverware Manufacturing (33991)

SIC

Pens, Pencils & Other Artists' Materials (3950)

akta.pro primary industry

Beading & Jewelry-Making Supplies Retail (CRALACAE)

Keywords

• Stained glass supplies
• Glass crafting tools
• Jewelry findings
• Glass grinder bits
• Stained glass patterns

Headquarters

HQ city

San Mateo

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2C

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Personnel, Marketing or Sales, Infrastructure

Revenue model

1. Product Sales: Direct e-commerce sales of stained glass tools, supplies, jewelry findings, hardware, wood products, and pattern books. All products sold as one-time purchases with no subscription component. Products shipped to customers purchasing individually.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels2 records

Core offering

Aanraku Glass Studios operates a direct-to-consumer e-commerce storefront selling branded stained glass tools, supplies, jewelry findings, hardware, wood products, and pattern books to hobbyist and artisan customers. The company's portfolio centers on its proprietary Aanraku®, TWOFERS, and Top Tools product lines, including patented grinder accessories, professional-grade glass cutters, frit-making equipment, and silver/gold-plated jewelry findings, all sold as individual unit-priced items with no subscription component.

Product overview

Aanraku Glass Studios is a stained glass craft supply company operating since 1962, headquartered in San Mateo, California. The company offers a comprehensive portfolio of stained glass tools, materials, and jewelry findings through its e-commerce platform. The product lineup centers on proprietary branded tools including the Aanraku® brand findings and the specialized TWOFERS Grinder Bits line for glass grinding applications, alongside the Top Tools sub-brand offering glass working tools. Supporting product categories include wood products (fan bases, boxes, display stands), hardware (hanging hooks, toilet paper holders, box feet), jewelry findings (bails, chains, purse hangers, smart pulls), and miscellaneous accessories (leather cords, candle boots, lead & glass stop blocks). The company also provides specialty items like the Nick's Grinder's Mate, Tracker glass cutters, and Aanraku® Frit Piston/Frit Maker for frit production. Additional offerings include pattern books, night lights, wine bottle stoppers, suncatchers, belt buckles, letter openers, and display/garden stands.

Differentiator

Problem solved

Functional benefit

Brands

• Aanraku®: Primary brand for jewelry findings, bails, hardware, and craft accessories.
• TWOFERS
• Top Tools

Products and services

• TWOFERS Grinder Bits Proprietary Aanraku® TWOFERS glass grinding bits offered in multiple grit sizes (60 coarse, 100/120 regular, 170 medium, 220 fine, 600 ultra fine), sizes from 1/4-inch to 1-inch, and specialty shapes including Ripple and Stackers bits. Sold in 2-bit packages and used by stained glass crafters for grinding and shaping glass.

Segments1 record

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature2 records

Scale indicators2 records

Recent moves5 records

Expansion highlights3 records

Broad incumbents

• Hobby Lobby: National arts and crafts retailer carrying stained glass supplies, findings, and tools alongside a much broader craft assortment. Competes for the same hobbyist wallet but is far broader and lower-priced.
• JOANN: Fabric and craft retail chain with online store selling jewelry findings, beads, and basic stained glass accessories. Broader assortment and physical reach than Aanraku but less depth in glass-specific tools.
• Michaels Companies: Largest North American arts and crafts specialty retailer, with both online and 1,200+ store footprint. Carries jewelry findings and craft tools overlapping Aanraku's assortment, plus stained glass kits, though much less specialized.

Others

• Etsy: Online marketplace hosting thousands of stained glass tools, findings, and finished craft sellers. Competes for Aanraku's customers' attention and serves as an alternative purchase channel; not a direct competitor but a structural threat to niche supply retailers.
• Spectrum Glass Company: Stained, opaque, and fusible glass manufacturer selling directly to hobbyists and studios. Adjacent in customer base and craft category, but supplies glass sheets rather than the tools, findings, and accessories Aanraku specializes in.
• Amazon: Largest US e-commerce marketplace carrying commodity stained glass supplies, grinder bits, and findings. Sets baseline pricing and shipping expectations that specialty retailers like Aanraku must compete against.
• Bullseye Glass Co. Manufacturer of stained and fused glass materials with an online storefront selling glass sheets, frit, and related supplies, plus educational programming. Comparable in craft education and supply focus, but upstream as a glass producer rather than a tools/findings retailer.

Direct peers

• Delphi Glass: Long-established stained glass supply retailer operating both online and catalog channels, selling tools, glass, patterns, and findings. Closest direct competitor to Aanraku, serving the same hobbyist and artisan customer base with overlapping branded products.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat3 records

Key risks6 records

Key highlights6 records

Customer concentration

• Facebookfacebook.com/pages/Aanraku-Glass-Studios/73544549436

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 aanraku glass studios