1950
The brothers Arnold and Kurt Hennig establish the Gebrüder HENNIG oHG in Munich and started manufacturing the first "HENNIG-Bellows" in an apartment.

1951
The company expands quickly. Everyone is talking about HENNIG´s high-quality products. The first agencies are established abroad.

1952
The company is relocated to a former bus garage. The staff consists of 14 persons.

1953
HENNIG continues to grow. More premises are rented on the first floor of a former warehouse. There is an important milestone in the HENNIG chronicle: HENNIG manufactures its first telescopic steel covers.

1959
The construction of a new building in Ismaning near Munich starts in spring, and the company moves into the new premises in the fall.

1965
The company is again bursting at the seams - a new multi-story building is added.

1969
On Dec. 9th, the oHG is transformed into a GmbH.

1975
More than a million HENNIG telescopic steel covers have already been delivered worldwide. The company employs a staff of 230 persons. 18 agencies in 21 industrialized countries maintain close contact with machine manufacturers.

1990
HENNIG also feels the worldwide recession in the machine tool branch. The staff is gradually reduced from 270 to 130 persons. The production program is also adapted to the changed requirements. Chip conveyors, machine enclosures and plastic cable chains are eliminated from the range of products.

1999
Opening of production facilities in Uvaly near Prague. 80 persons work for the Czech branch.

2000
In December, move to new premises in Kirchheim, east of Munich. With this move, the complete production is modernized and reshaped. HENNIG invests in new machines and equipment, among others, a high-speed test bench. In the last five to six years, various new patents have been granted, e.g. for C6 and high-speed covers, to name just a few. In the meantime, HENNIG has become a member of the GOELLNER Group/Rockford Il. USA. Begin repairing steel waycovers at the Charlotte, North Carolina facility.

2001
HENNIG presents itself with a completely new look at the world´s largest machine tool exhibition, the EMO in Hanover.

HENNIG continuously keeps expanding its worldwide presence. Subsidiary companies and partners in the Czech Republic, India, Brazil, England, the USA and Japan as well as 25 agencies from Africa to Sweden ensure convenient and complete machine protection.

2002
With nearly double the production and office space, we are going to adapt the production and engineering capacities of our Czech branch, the HENNIG CZ in Uvaly near Prague, to meet the requirements of the market. This also includes again opening our own mechanical production facilities for components and spare parts. The extensive investment in buildings and machines will be completed by November. Open steel waycover repair facility in Kitchener, Ontario.

2003
A steel waycover repair facility opens in Chandler, Oklahoma.

2004
HENNIG establishes joint venture with Dalian Golden Science & Technology Development Co., Ltd. of Dalian, China to manufacture Hennig products in China.

2005
HENNIG adds new service centers in Mexico City, Mexico, and in Detriot, Michigan, USA.

2006
HENNIG adds new service center and extends a license agreement to manufacture steel way covers to Osung Mechatornics in Masan, Korea.

2007
HENNIG adds a new service center in Saltillo, Mexico