MAPA Products

Founded in 1998, in Naples, Texas,
MAPA has been a driving force in the
manufacturing of rooftop pipe
support systems.

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Isimet Utility ControllersLearn More

ISIMET is the leading manufacturer
of utility controllers, proudly designing
and assembling its products
in the U.S.A.

Elite Components

High quality hanger, strut and
strut related products to the Plumbing,
Electrical, Fire Protection, HVAC and

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Premier PVF and Specialty ProductsLearn More

Everflow offers a broad line of premier
PVF and specialty products using
only the highest quality materials
produced at some of the world's
finest manufacturing facilities.

We are experts in Engineered Water Solutions

As your Oklahoma Sales Representative for many of the leading plumbing product manufacturers, we are confident that we can find the right solution for any job. From drainage to commercial plumbing fixtures to backflow prevention, The HCH Agency has the tools to connect manufacturers to the industry that needs their products. HCH Agency offers training and consulting services for engineers, wholesalers, and contractors.

Product Types
Building Solutions

Your construction partner in government buildings, hospitality, offices & more. LEARN MORE.

Lead-Free Compliant

Using the most current law compliant equipment of the highest quality for you. SEE PRODUCTS.

Retrofit Solutions

Adapting all equipment to meet your construction needs is no problem for  us. SEE PRODUCTS.

Affiliations and Memberships