Testing must be performed by a Plumbing or Mechanical Contractor who is certified by the State Plumbing Board and who has had their test gauge certified within the past year. Below is a list of companies which employ certified testers that have recently tested backflow prevention assemblies for Holland Charter Township. This is not a complete list. This list is provided as a courtesy, and is not intended as an endorsement or referral. The businesses listed below have no affiliation with HCT.

AAA Backflow Testing LLC - (616) 283-0089

Accutest of West Michigan - (616) 531-9106

Allied Mechanical - (616) 438-4271

AMR Total Building Solutions - (616) 365-0000

Andy J Egan Co - (800) 594-9244

Backflow Prevention Services - (248) 942-5007

Bert Reimink Plumbing & Heating - (616) 392-9647

Brigade Fire Protection - (800) 886-1614

DHE Plumbing & Mechanical - (616) 262-9694

Franklin Holwerda - (616) 538-3231

Gale Plumbing & Hydronics - (616) 281-6999

Godwin Plumbing - (616) 243-3131

H2o Compliance Service Inc - (989) 729-7527

Hoekstra Plumbing & Mechanical - (616) 748-4635

Hoezee Plumbing - (616) 368-0115

Hondorp Plumbing & Heating - (616) 891-9958

Hurst Mechanical - (616) 784-4040

J & V Plumbing - (616) 878-3975

K&S Plumbing - (616) 698-6790

Kenowa Plumbing - (616) 538-5929

Lameyer Plumbing - (616) 877-4665

Macatawa Plumbing - (616) 772-0388

McDonald Plumbing - (616) 698-6771

Ottagan Plumbing & Testing - (616) 392-6053

Pleune Service Company - (616) 717-5027

Port Sheldon Plumbing - (616) 738-9859

Rite-Way Plumbing & Heating - (616) 591-2461

Schepers Inc - (616) 893-4932

Total Fire Protection - (616) 588-7811

Tri-Flow Plumbing - (248) 398-3560

Unema Plumbing & Heating - (616) 392-3664

Wassink Plumbing - (616) 298-0154