The GlenAllachie unveils a marvel of time with 35-year-old single malt

The GlenAllachie Distillers Company Ltd. has proudly announced the release of The GlenAllachie 1990 / 35-year-old Cask Strength, a marvel of time meticulously crafted by legendary Master Blender, Billy Walker.

Three and a half decades in the making, this Speyside Single Malt represents the pinnacle of Walker’s artistry – shaped by more than half a century of expertise in cask selection and blending. It brings together four distinguished cask types in perfect harmony: Mizunara virgin oak, American virgin oak, Oloroso sherry, and Pedro Ximénez sherry.

At the heart of The GlenAllachie 1990 / 35-year-old Cask Strength is Mizunara virgin oak. This elusive Japanese oak, sourced from 200-year-old trees and renowned for its delicate balance and remarkable complexity, imparts distinctive notes of coconut, pineapple, sandalwood, and the subtle fragrance of Japanese incense. Revered yet notoriously challenging to work with due to its porous nature and tendency to leak, Mizunara remains one of the most sought-after and character-defining influences in whisky-making.

By marrying Mizunara with the richness of Oloroso, the opulence of Pedro Ximénez, and the warmth of American oak, Walker has created a symphony of flavour that celebrates time, patience and unparalleled mastery.

On the nose, mocha, crystalised cinnamon and treacle tart evolve into cocoa, toasted hazelnuts, pineapple, ginger and heather honey, whilst the palate is laden with cocoa, baking spices and chocolate-coated raisins, complemented by coconut, brandied orchard fruits, sandalwood, vanilla, dried red fruits and honeycomb.

Commenting on the release, Billy Walker said:

“This 35-year-old embodies everything I have learnt over the last five decades – masterful cask selection and management, patience, and sensory instinct. By uniting these four extraordinary cask types, particularly the Mizunara which requires a superlative level of skill to work with, we’re extremely proud to have created a whisky that is as complex as it is harmonious. It is truly a marvel of time and a project that has challenged us in the very best way.”

Bottled at cask strength (ABV 50.2%), The GlenAllachie 1990 / 35-year-old offers an experience as close as it gets to sampling straight from the cask – pure, uncompromising and extraordinary. Non-chill filtered and free from added colouring, it stands as a testament to The GlenAllachie’s uncompromising quality and craft it is celebrated for.

Developed in-house by Scottish designer, Kayley Barbour, the bottling is presented in a striking Valchromat box, housed within a bespoke wooden case inspired by Kumiko – the traditional Japanese woodworking art of assembling intricate patterns without nails. Each side of the box is adorned with four unique motifs, representing the quartet of casks that shaped the whisky’s remarkable character. The bottle has a broad shoulder that tapers down proudly, finished with foil and no label to showcase the intensely rich mahogany colour of the liquid.

The inner box pays homage to The GlenAllachie namesake – meaning “valley of the rocks” in Scots Gaelic – with stone and slate textures that evoke the rugged Scottish landscape. An enclosed booklet offers insight into the whisky, its inspiration, cask types, and tasting notes, while a foil-stamped signature from Billy Walker serves as a distinguished seal of approval.

With a UK RRSP of £1,512.99, The GlenAllachie 1990 / 35-year-old Cask Strength is available from The GlenAllachie Distillery, online at www.theglenallachie.com and via select retailers within the UK from today. It will become increasingly available globally in the coming weeks.

For more information, visit www.theglenallachie.com.

The GlenAllachie 1990 / 35-year-old Cask Strength

ABV: 50.2%
RRP (UK): £1,512.99
Bottled at cask strength
Natural colour and non-chill filtered

Tasting notes:
Colour: Intensely rich mahogany.

Nose: Mocha, crystalised cinnamon and treacle tart, followed by cocoa, toasted hazelnuts and pineapple, with soft notes of ginger and heather honey.

Palate: Cocoa, baking spices and chocolate-coated raisins, followed by coconut, brandied orchard fruits and sandalwood, with vanilla, dried red fruits and honeycomb.

About The GlenAllachie Distillery

One of Scotland’s few independently owned and managed distilleries, The GlenAllachie is led by industry veteran, Billy Walker, who boasts over a half-century’s tenure in whisky. With 16 on-site warehouses holding over 50,000 casks, The GlenAllachie Distillery have complete control of the end-to-end maturation process.

Since re-emerging under independent ownership in 2017, The GlenAllachie has made bold, strategic choices rooted in flavour integrity over volume. By fine-tuning fermentation practices, streamlining production, and investing heavily in cask management, the distillery has cultivated a house style renowned for depth, complexity, and individuality.

Beyond the stillhouse, The GlenAllachie’s influence continues to grow, with high-profile and innovative releases such as The Sinteis Series, and age-stated limited editions earning global acclaim. The distillery’s commitment to transparency – bottling at natural colour, non-chill filtered, and often at cask strength – underscores its dedication to the discerning whisky drinker.

Prioritising the production of quality spirit, the GlenAllachie Distillery chose to reduce its production capacity from four million to around one million litres of alcohol and increase its fermentation period to 160 hours – almost three times the industry standard – for an ester-rich, fruity spirit.

The GlenAllachie also maintains a strong focus on sustainability and provenance, with local sourcing and traditional methods guiding much of its ethos. Supported by the Scottish Industrial Energy Transformation Fund (SIETF), a state-of-the-art Mechanical Vapour Recompression (MVR) system was installed at the distillery to capture and recycle waste heat from distillation, using it to reheat the stills. The result is a distillery that not only honours Scotch whisky heritage but actively shapes its future.

About Billy Walker

With a career spanning over 50 years, Billy Walker is a legendary figure in the Scotch whisky industry, renowned for his transformative leadership of distilleries like Benriach, Glendronach, and Glenglassaugh. Celebrated for his innovative use of casks and unwavering commitment to quality, he is now the owner and Master Distiller at The GlenAllachie.

Under his stewardship, the company has achieved widespread acclaim. Among its many accolades, the GlenAllachie 12-year-old was named World’s Best Single Malt at the 2025 World Whiskies Awards.

From this incredible record of success, Billy has cemented his reputation as one of the most prominent whisky figures of his generation.