🕰️ History Summary Société Anonyme de Fabrication des Compteurs et Matériel d’Usines, Active c.1900–1970s 🏭 Origins (c.1900–1914) NAÏADE emerged in the industrial belt south of Paris, in Montrouge (Seine) — an area known for metalworking, precision casting, and municipal‑equipment workshops. The company’s full name: Société Anonyme de Fabrication des Compteurs et Matériel d’Usines (“Joint‑Stock Company for the Manufacture of Meters and Plant Equipment”) The brand name NAÏADE (a water nymph) was chosen deliberately to signal purity, water supply, and classical engineering ideals — a common French branding strategy of the era. Early products - Domestic water meters - Industrial flow meters - Pump‑house and treatment‑plant hardware - Cast‑metal fittings for municipal waterworks Interwar Expansion (1918–1939) After WWI, French municipalities modernised water networks. NAÏADE expanded production and standardised its product line. Key developments Introduction of multi‑jet domestic meters Production of Woltmann industrial meters Adoption of French national metrology standards Export of meters to French North Africa (Algeria, Tunisia, Morocco) The company’s emblem — the seated Naiad beside flowing water — appears on cast‑brass plates, medallions, and meter lids from this period. Post‑war Modernisation (1945–1960s) Montrouge became a major industrial suburb after WWII. NAÏADE modernised its plant and expanded into: Large‑diameter industrial meters Treatment‑plant instrumentation Municipal valve and control hardware Custom castings for water authorities During this period, NAÏADE competed with SAPPEL, Schlumberger, Pont‑à‑Mousson and Compteurs de Paris. NAÏADE remained independent — it was never acquired by SAPPEL or Schlumberger. Decline and Disappearance (late 1960s–1970s) By the late 1960s, the French metering industry consolidated and NAÏADE lacked the capital to transition to new emerging technologies. The company disappears from the Registre du Commerce and industrial directories by the mid‑1970s. The Montrouge factory site was redeveloped during the industrial restructuring of the Paris region. What survives today NAÏADE meters and plates are rare and this Museum (to its knowledge) has the best preserved 3/4" water meter in existance manufactured in 1936. It is a rare example of French classical art-deco branding in utility hardware. The meter is pictured above.