Specialists in the production of brass fittings and custom components

Continuous updating, high specialization of the workers and innovation of the machine inventory have always guided Theonilde’s activities and have allowed, over the years, to expand its offer by providing multiple markets and different areas of application. In fact, in addition to brass nuts for plumbing and heating systems, today the company manufactures complex components and a wide range of pieces for various commercial sectors.

The headquarters and production facilities

In recent years Theonilde has chosen to further expand its headquarters, now consisting of about 4000 covered square meters that house the production laboratories, the storage and shipping department and the offices, and to insource various processes to guarantee customers greater speed, flexibility, and total quality control.


11 Machinery
17 Employees


32 Machinery
34 Employees

Founded in 1995 from the meeting of the previous experiences gained in the sector by its owners, Theonilde Srl is specialized in the production of brass fittings, nuts, and custom components. The company’s production includes both hot-pressing components and machined on CNC transfer machines and machined from brass bars on single and multi-spindle lathes.

A history of constant growth and development

In about twenty-five years of activity, Theonilde has always been able to satisfy the market’s needs, with a company vision focused on continuous improvement that has made it possible to move from an artisanal dimension to an industrial organization, while maintaining the original approach to work.

The constant commitment and investments in machinery and staff training have allowed rapid and continuous development. Today the company can count on a fleet of 32 units and a staff of over 30 employees.


The brass nuts, fittings and complex components made by Theonilde find application in various product sectors, distinguishing themselves for the precision of the workmanship and compliance with the standards agreed with the customer. The excellent quality / price ratio and the full service, from the feasibility study to the realization of the finished component, have won the trust of customers.

  • HVAC
  • Civil or industrial heating
  • Water distribution systems
  • Gas
  • Hydraulics
  • Pneumatics
  • Medical

Theonilde has been able to establish itself internationally as a strategic and trusted partner for the industrial sector, able to satisfy even the most demanding requests in full compliance with the highest design and quality standards.