A

A.S.T

AB Connectors Limited

AB Relek

AB6

ABB

ABM Greiffenberger Antriebstechnik

Abtech Controls e Technology Ltd.

ACCU-CODER

Ace Pumps

ACS Control

Actuatech

ADAM

Ade-Werk

Ados

ADVANTEC

Ahlstrom

AIR CONTROLS 

AIRCOM

Alanco Alamatic

Alco Power

Alcovisor

ALFRED SCHÜTZE Apparatebau

Allanson

Alligator​

Alpha

ALRE

Alvarion

Anchor

ANDERSON-NEGELE

Andon

Antriebe GMBH

APEM

API Heat Transfer

Apmatic

APPLIED MEMBRANES

APS

Aquatec

Arca

Armatec

Armatur Jonsson

Arol

Arotec / Taber

ARR CORPORATION

ASA-SCHALTTECHNIK

ASCO

ASM

ASM HASEMO GmbH

Aspe – Italia

AST SAFETY VALVE

Astec

ATB

ATI

Atos

Autel Itália

AVX

Awite Bioenergie GmbH

Azmec It