Topstar manufactures office chairs, active chairs and seating furniture for Office, Gaming, Hospitality and Living.

TOPSTAR GmbH

LangenneufnachNew on Amplifa

Founded

Employees

1 locationLangenneufnach

About Topstar

TOPSTAR GmbH, based in Langenneufnach near Augsburg, is a manufacturer of seating furniture. The product range includes office chairs, active chairs, bar stools and home furniture in the product worlds Office, Kids, Gaming, Living and Outdoor, Hospitality as well as Visitor. The company is known, among other things, for the Sitness technology with three-dimensional movement, implemented via a 3D joint with gas spring or an air chamber system integrated into the seat surface. Models such as AirWork or Sitness Urban Salzburg 8.0 are offered in fabric and leather variants, including polyester covers, fabric DI3 with a PU wear layer and European bull leather from the V-series. In addition to manufacturing, Topstar offers project and planning services, 3D planning data, and a factory outlet at the Langenneufnach site. Product documentation is available in German, English, French and Italian.

Site: Langenneufnach
Processes: 3D planning data, Planning and projects, Factory outlet
Materials: Fabric DI3 (base fabric 75% PES, 20% CO, 5% CV, wear layer 100% PU), Fabric TM3 (100% polyester), Leather V-series (European bull leather, 0.9–1.1 mm), Plastic (base frame), Aluminium (polished base frame), Polyester (seat MP0, mesh backrest CX), Polyester (100% PES), Fabric DI3
Certificates: GS mark, GS mark (Intertek), AGR certification
Industries: Office, Kids, Gaming, Living and Outdoor, Hospitality, Visitor

01
Product development and design
02
Manufacturing/assembly of the seating furniture
03
Project planning and 3D planning data
04
Distribution via retail and factory outlet

Covers and Materials

MP0/CX

Polyester (100% PES)

Seat cushions and breathable mesh backrests, e.g. over 100,000 abrasion cycles on the AirWork.

DI3

Fabric DI3

Base fabric 75% PES, 20% CO, 5% CV with PU wear layer, abrasion resistance over 100,000 cycles.

TM3

Fabric TM3

Fabric made of 100% polyester for Sitness models.

V30–V49

European bull leather (V-series)

Leather thickness 0.9–1.1 mm, flex resistance 50,000 flexes, fire protection class EN 1021-1/-2.

Plastic (base frame)

Black plastic base frame with load-dependent braking safety double castors.

Aluminium (polished)

Polished aluminium base frame as an optional finish.

Location

Langenneufnach

Headquarters/Production

Products

**Sitness Paris 1.2 PIP**Seating furniture · Hospitality

**Sitness Oslo 7.3**Seating furniture · Office

**Sitness Salzburg 8.0**Active chair · Office

**Sitness Berlin 7.4**Bar stool · Hospitality

Inside the production

Sitness 3D Box – joint between seat and frame

Sitness 3D Pad – air chamber system in the seat surface

Industries

OfficeKidsGamingLiving and OutdoorHospitalityVisitor

Additional services

3D planning dataPlanning and projectsFactory outlet

Quality and Certification

The AirWork model carries the GS mark from Intertek in Fürth and meets the safety-relevant requirements. Sitness Salzburg 8.0 is certified as an active chair by Aktion Gesunder Rücken e.V. (Campaign for Healthier Backs).

Evidence	Langenneufnach
GS mark (Intertek)
AGR certification