You are looking for competent consulting engineers about autoclaved aerated concrete (aircrete)?
Then you got a hit.

engineering consultant

• the properties of autoclaved aerated concrete
  chemical, mechanical, thermal and hygrical
• the industrial processing of autoclaved aerated concrete
  raw materials and conditioning,
  moulding and foaming (fermenting),
  cutting and steam curing
• the advantages and disadvantages of aircrete
  sound deadening and heat protection,
  consumption of resources,
  processing and adapting

As an engineer of material science, covering the areas of ceramics and construction materials, experience within German AAC industry, I am familiar with all problems concerning material and process engineering about AAC properties and technology and also with similar materials, for example sand-lime blocks (Calcium Silicate bricks).

Here is a pdf-file for download. It contains a short summary of my services for construction industry: Services for construction industry.

Together we will find new solutions: