Industrial & Commercial Construction Services

Water Treatment

Harvey Brothers is a full service water treatment contractor that is dedicated to meeting all of your water treatment needs. We provide construction services for water treatment including wastewater treatment and collection systems; potable water treatment and distribution systems and storm water treatment, distribution and infiltration systems. We can also help with the design of your treatment system.

Excavating & Grading

Harvey Brothers is an experienced excavation and grading contractor. We handle everything including Excavation, Utility Installation, Demolition, Clearing & Grubbing, Slope Restoration, Site Preps, Leveling and Drainage.


Harvey Brothers has years of experience doing various concrete work from structural suspended slabs, walls and large slabs to foundations, concrete paving and restoration.


Our experience in water treatment has meant we have dealt with piping of various kinds both above ground process piping and underground utility piping. Types of piping include PVC, HDPE, ductile iron, stainless steel, copper, brass, galvanized and black steel pipe along with various fiberglass piping for containment and odor control systems.

Licenses & Classifications:

  • "A" General Engineering
  • "B" General Building
  • C-17 Excavating, Grading and Trenching Contractor
  • C-27 Landscaping Contractor
  • C-31 Masonry Contractor
  • C-37E Treatment and Pumping Facilities Contractor
  • C-41 Reinforcing Steel Contractor
  • C-48 Structural Steel Contractor

Training & Certifications:

  • First Aid / CPR
  • OSHA 30 Hour
  • OSHA 10 Hour
  • Certified Crane Operators
  • Certified Forklift Operators
  • Scaffolding Competent Persons
  • Trenching and Excavation Competent Persons
  • Confined Space Competent Persons and Attendants, Entrants
  • Fall Protection Competent Persons

Call 808-237-1415 or click for a Construction Quote Request.

Harvey Brothers | Kaaawa, HI

Serving all of Hawaii and the Hawaiian islands including Kauai, Oahu, Molokai, Lanai and Maui, Hawaii.