Passion. Experience. Diligence.



We provide expertise across general, design and structural engineering. TPME’s office and workshops are based in Wiri, Auckland and employs over 40 highly skilled staff. The company has been operating for 32 years and credits its growth to its passion for value engineering, reinforced by high quality standards, adaptability, and strong communication.

Our values

We believe that our success depends not on who calls us, but on who keeps coming back. Repeat business confirms our ability to do it right the first time.






Tony Herewini

Having founded TP Mechanical & Engineering Ltd 32 years ago, Tony brings a wealth of knowledge and experience in manufacturing and fabrication, from smaller contracts to multimillion dollar projects.

His ability to identify problems before they arise and deal promptly and effectively with ‘surprises’ is how he has built a name for the company with personal referrals. Having started from the shop floor, Tony worked hard to become the multi-skilled manager and leader of this team and has seen rapid growth at TPME and the establishment of a reputable brand both nationally and internationally.




Steve Jennings

Steve has worked in the industry for over 40 years. He has a good understanding of the Health & Safety requirements on construction sites along with setting up quality control plans expected at the start of each project.

He has managed numerous projects in New Zealand and overseas, both off site and on site erection, assembly testing and commissioning. Steve prides himself on the ability to handle large numbers of staff and being a team player. He excels in meeting project deadlines and approaching projects with creativity and innovation.




John Winn

John has been with TP Mechanical & Engineering Ltd for over 19 years. As a Design Engineer, he brings expertise in design, estimation and preparation of workshop drawings. His many years of experience prior to TPME include project management in food processing, architectural, general and heavy engineering.

John has been integral to the company’s successful track record and completion of complex multimillion dollar projects.


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Sandy Campbell

Sandy has over 25 years of office experience covering all facets of essential book-keeping including debtors, creditors, payroll, Health & Safety and Human Resources. She enjoys creating positive working relationships with our clients and staff. Sandy provides the liaison and support to maintain a happy working team including sub-contractors. Her comprehensive work experience enables her to undertake this varied and integral role in our company.


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Peter De Jong

As a Project Manager, Peter runs the onsite projects here at TP Mechanical & Engineering Ltd. He has 10 years’ construction and engineering experience and has been with TPME for over four years. With his intuitive organisational skills, quality control, excellent people skills, his knowledge of staff strengths and health and safety, Peter will keep a project moving forward and on time.




Shane Boggs

Shane is an experienced health and safety leader with a passion to implement positive change here at TPME. He has a strong background in health and safety and enjoys building meaningful partnerships to ensure that health and safety is a fundamental part of our everyday business practices. Shane has been with TPME for 11 years and is a positive and multi-skilled member of the team.