The Williams Instrument Company was founded by Mr. James F. Williams in 1965. Since its beginning, the Company has been recognized as one of the leading manufacturers of pneumatic metering pumps and chemical injection sys......The Williams Instrument Company was founded by Mr. James F. Williams in 1965. Since its beginning, the Company has been recognized as one of the leading manufacturers of pneumatic metering pumps and chemical injection systems. The Company has recently expanded its market to include electric metering pumps to meet additional customers needs. The Companys reputation, built on quality, accuracy, reliability and safety, has created high standards in all industries. From a modern manufacturing facility located in Ivyland, Pennsylvania, Williams supplies products to customers worldwide through a network of authorized distributors and regional sales offices. The Williams commitment to providing the highest quality products continues to be supported by marketing and engineering staff educated to servicing the customers requirements. The Williams organization welcomes your inquiries and invites you to discuss your specific applications.