It was actually two businesses under the same corporate ownership: Opekta, which made Pectin for the making of jams and jellies, and Pectacon, which sold pre-mixed spices for use in the manufacture of sausage.
The front office of a business is the part of the business that presents itself to the public. The back office is the part of the business where the relatively invisible office work is performed -- accounting, ordering, purchasing, accepting deliveries.
Anne Frank and her family went into hiding in the Secret Annex as Anne liked to call it. The Secret Annex was behind her dad's old business, this business got taken away from him because he a jew. The "secret" part about it was that a bookcase was the door. Tis was to try and hide themselves even further.
The front part of a hat is the brim.
The front office is an important part of the business because it is often the first direct interaction between the client and the business. The friendliness of the front office is often the foremost department that the customer uses to rate the organization.
the front part of a ship the front part of a ship
This "Secret Annex" is part of the building at Prinsengracht 263 near the Westermarkt, that together with several other houses in that area will have to make way for a new office block.
The front part of a ship is called the bow.
front
In restaurants, the bar is placed at the front of the establishment in an effort to make it very convenient for people to go in and wait for their table to become available - the bar is often the most profitable part of the restaurant business.
Dorsal and ventral.
Front part of a Baseball is called "peak", i.e. the stiff front part of a cap that sticks out above you eyes.
The address of the secret Annex, and it's front office building/warehouse is 263 Prinsengracht, Amsterdam. Part of the annex is still open for tours in Amsterdam.