Background
Son of a glazier, Heilmann attended the construction school in Munich and graduated with the exam as a master builder.
Son of a glazier, Heilmann attended the construction school in Munich and graduated with the exam as a master builder.
Since 1866, he was into railway construction and in 1871 established the builders J. Heilmann in Regensburg. The real estate business was taken care by the Heilmann"sche Immobilien-Gesellschaft AG and several other related companies. Heilmann engaged mostly in the building of family homes and mansions, among others in Munich Gern and in Solln-Prinz-Ludwigshöhe.
Magnificent and monumental buildings included the Schackgalerie, the Prinzregententheater, Münchener Neueste Nachrichten, Hofbräuhaus-rebuilding in Munich and several health resort hotels in other parts of Bavaria.
Furthermore, Jakob Heilmann initiated the founding of the electric power provider Isarwerke GmbH. J. Anregung zur Gründung eines Bauvereins in Aschaffenburg. In: Intelligenzblatt.
Beiblatt zur Aschaffenburger Zeitung 28.-31. März 1868, Near 124-127.
München in seiner baulichen Entwicklung: ein Blick in deren Vergangenheit, Gegenwart und Zukunft.
München: Kellerer 1881. Vorschläge als nothwendige Grundlage für die bessere Gestaltung und Entwicklung des Straßennetzes und der hauptsächlichen Verkehrsadern der Stadt München. Druckschrift. Lebenserinnerungen.
München: Knorr & Hirth, 1921.