Sherman Pumps, LLC is a Houston, TX based patented chemical injection pump manufacturer. We have a patented pump that combine ... s the simplest of pump drive designs with state-of-the-art control technology. Our patented pump is well known to be longer lasting, easier to use, and to have the least maintenance of other pumps to hit the market. The Sherman Pump experience is well known from South Texas to North Dakota and everywhere between. Sherman Pumps strives to exceed the industry standard for both products and services! We have a old school mentality when it comes to our customers; we understand that we need you more than you need us & we want to earn your business as well as respect. Please Contact Us Today Begin your Positive Pump Experience! read more