If you are interested in top quality bass guitars and their builders, here is a list of boutique luthiers and small builders you should know:
Alembic
Website: alembic.com
Alembic Guitars, founded in 1969 and based in Santa Rosa, California, is renowned as a pioneer in custom bass and guitar craftsmanship. They are known for introducing innovations like onboard active electronics and using exotic woods, creating high-end, visually stunning instruments with unmatched tonal versatility and clarity. Alembic instruments are very expensive.
Fodera Guitars
Website: fodera.com
Fodera Guitars is a boutique guitar and bass manufacturer based in Brooklyn, New York, known for producing some of the finest custom instruments in the world. They are known for their craftsmanship, use of premium tone woods and a dedication to creating highly customizable bass guitars with unparalleled tonal clarity and playability. Popular with many top-tier musicians, like Victor Wooten for example.
Michael Tobias Design (MTD)
Website: mtdbass.com
Michael Tobias Design (MTD) bass guitars, founded by luthier Michael Tobias and based in Kingston, New York, are known for their innovative designs and ergonomic features. Known for their premium craftsmanship, high quality and use of exotic woods, MTD basses are popular with professional musicians that want a handcrafted instrument of exceptional playability and quality.
Sadowsky Guitars
Website: sadowsky.com
Sadowsky Guitars, based in New York City, is renowned for producing high-quality, lightweight basses and guitars with modernized designs inspired by classic models. Known for their Fender-inspired models that are lightweight, highly playable basses with classic looks. Their NYC models are the top of the line made in USA, but they also offer more affordable instruments in their MetroLine (Made in Germany by Warwick) and their MetroExpress lines (Made in Asia)
Ritter Basses
Website: ritter-instruments.com
Ritter Basses are handcrafted in Deidesheim, Germany by Jens Ritter. They are known for their striking avant-garde designs and great craftsmanship. Using very premium materials, innovative construction techniques, and artistic finishes, Ritter basses are popular by collectors and musicians seeking an instrument tat stands out of the crowd both visually and tonally.
Wal Basses
Website: walbass.co.uk
Known for: Signature tone favored by many studio professionals.
Dingwall Guitars
Website: dingwallguitars.com
Known for: Multiscale (fan fret) designs and cutting-edge innovations.
Elrick Bass Guitars
Website: elrick.com
Known for: Sleek designs and lightweight, comfortable basses.
Zon Guitars
Website: zonguitars.com
Known for: Composite neck technology for unmatched stability.
Mayones Guitars & Basses
Website: mayones.com
Known for: Exotic woods and custom options.
Sandberg Guitars
Website: sandberg-guitars.de
Known for: Versatile, handmade basses with German craftsmanship.
Marleaux Bass Guitars
Website: marleaux-bass.de
Known for: Exceptional tone and attention to detail.
Skjold Design Guitars
Website: skjolddesign.com
Known for: Unique, ergonomic designs and tonal precision.
Status Graphite
Website: status-graphite.com
Known for: Graphite necks and distinctive modern sound.
Stradi Guitars
Website: stradi.pl
Known for: Violin-inspired, artistic bass designs.
F Bass
Website: fbass.com
Known for: Canadian builder F Bass is renowned for its exceptional craftsmanship, instruments with a smooth playability, warm tonal character, and impeccable attention to detail. They have a design philosophy that blends classic aesthetics with modern innovations.
Conklin Guitars
Website: conklinguitars.com
Known for: Extended range and custom multi-string basses.
Jerzy Drozd Basses
Website: jerzydrozdbasses.com
Known for: Highly artistic and technical designs.
Mike Lull Guitars and Basses
Website: https://www.mikelull.com/
Mike Lull Custom Guitars, based in Bellevue, Washington, is well known for crafting high-quality basses and guitars with a focus on lightweight construction and great playability. Known for their modern updates to classic Fender-like designs, Mike Lull instruments are popular amongst professional musicians.
Valenti Basses
Website: valentibasses.com
Known for: Custom basses inspired by classic designs.
Luthiers Access Group
Website: luthiersaccessgroup.com
Known for: A network representing some of the best boutique builders.
These luthiers are celebrated for their craftsmanship, attention to detail, and the ability to create unique instruments tailored to the specific needs of bass players.