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Explore Doni Task Chair

Doni task chairs offer simple-function comfort and unlimited design freedom.

Essential Comfort and Design Freedom

Doni task chairs have simple functions and 17 degrees of hip articulation for essential and enduring comfort. They are part of the extensive Doni seating line, all offering unlimited design freedom with two-tone and custom color options.


  • 17 degrees of backrest articulation hip-articulating and body-conforming curves
  • Poly (solid or two-tone) with optional upholstered seat or upholstered seat and back
  • Available with arms or armless
  • Optional ChangeUp tablet arm


  • Backrest and seat are injection-molded polypropylene joined by a pair of hidden articulation mechanisms
  • Support structure is a die-drawn 12 gauge steel plate
  • Base is a 26” injection-molded glass-reinforced nylon 5-blade base
  • Casters are 60 mm OD, double-wheel, high-impact thermoplastic

Product Highlights

Simple Function

Single lever adjusts pneumatic seat height from 17.5–22.5".


Five star, 26" diameter base in black, warm grey or polished aluminum.


Task chairs are available with 60mm hard or soft surface casters; hard surface casters are warm grey or black; soft surface casters are black only.

ChangeUp Tablet Arm

A generous workspace in a compact footprint, innovative ChangeUp tablet arms provide an accessible worksurface option for Doni task chairs. Also available on Doni stack chairs. Cantilever arms also available.

Design Customization

Visualize the options for Doni task chairs with our dynamic See It Spec It rendering tool.

Design Your Spec

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Giancarlo Piretti

Giancarlo Piretti (Bologna, Italy, 1940) is an Industrial Designer. Among his successful designs are Plia folding chair, his best-seller exhibited at Moma NY, Platone folding desk, and DSC (106-AXIS) seating system. For Vertebra chairs he obtained the Compasso d'Oro (Italy) as well as for his largest project, Piretti Collection office & institutional seating system. Other designs include Xylon wooden chairs, Torsion collection of institutional chairs; Engage & Impulse office chair lines featured by a synchro tilt mechanism Piretti developed; #18000 nesting & stacking chairs; and the Strive chair collection. The Pirouette nesting table and Grazie and Doni chairs for KI U.S. are G. Piretti's latest designs.

Inspire with Purpose

Experience exceptional functionality with Doni’s inspired seating designs. From chair-to-chair and space-to-space, Doni seating provides a versatile, harmonious aesthetic. This comprehensive line works anywhere – destination spaces, blended spaces, third spaces and more. In addition to cafe stools, the Doni seating family features guest chairs, stack chairs, tandem seating, and task chairs and stools.

View Family

List Price Starts At

$534 –  $1,209

Lead Time

3 Weeks

Product Warranty


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