Tekla Waterjet, a division of Mantissa Industries, has a QMS certfied to comply with AS9100 & ISO 9001!

Mantissa Industries’ Quality Management System is 3rd-party certified to both AS9100:2016 (Rev. D) & ISO 9001:2015 through ASR. We operate under a continuous improvement philosophy.


Copy of AS9100:2016 (Rev. D) and ISO 9001:2015 Certificate


Quality Policy

From ideas to finished products, quality, reliability, maintainability, and durability are the principles we work by. With experienced leadership and team effort, we are committed to meet or exceed our customers’ expectations. By creating an atmosphere of trust and involvement of all employees, we achieve continuous improvement, and quality products are provided on time, every time

Environmental Policy

Mantissa Industries is committed to minimizing the effects of its production on its community and the world as a whole. Full text of Mantissa Industries’ environmental policy can be found here:

 Environmental Policy


Mantissa is also an Ingham County Pollution Prevention Partner, acknowledged by the Bureau for Environmental Health.

Purchase Order Terms & Conditions

The full text of Mantissa Industries’ terms and conditions for purchase orders issued to vendors can be found here:

PO Terms and Conditions

Terms & Conditions of Sale

The acceptance of a company’s purchase order is conditional upon the terms & conditions stated here:

Terms and Conditions of Sale