CALL US: 0800 266 732, 29 Oaks Drive, Flemington, Lincoln, New Zealand

Welcome to Concrete Sealing & Grinding


Concrete Sealing and Grinding NZ is a Christchurch owned and operated firm providing concrete sealing, polishing, grinding and repairing service to residential and commercial customers.


Whether it’s a small residential job or a major commercial project, no job is too small or too big for the team at Concrete Sealing and Grinding, and every job is treated with equal importance.


At Concrete Sealing and Grinding our excellent reputation is important to us. We believe when we finish a job our name is written on your floor – so we ensure that every job reaches our exacting standards.


What We Do:

  • Polished Concrete
  • Bush-Hammering
  • Grinding and Sealing
  • Repairs
  • Floor Levelling
  • Epoxy coating/painting
  • Crack injection
  • Expansion joint filling
  • Driveway, pathway, patio repairs, resealing  & re-colouring
  • Tile & glue removal
  • Earthquake damage repairs


Concrete Sealing and Grinding has a highly-experienced team, with an extensive range of planetary diamond grinding machinery and tooling. Using the latest technology combined with tried and tested processes to produce the product we pride ourselves on.

Concrete Sealing and Grinding NZ

0800 266 732

Contact Us

For a no obligation discussion on how we can assist you, please call one of our team!

29 Oaks Drive

          Lincoln, New Zealand

0800 266 732

About Us

With a combined experience of over 30 years, the team here at Concrete Sealing and Grinding NZ, offer the very best in concrete services for both commercial and residential settings. Our experienced personnel are dedicated to improving the appearance of new or existing concrete.

CSG NZ operates extensively throughout the South Island and have a well documented history of achieving excellence in concrete sealing and polishing, maintenance and grinding of a variety of tasks for both national and international clients.