cocos plumbing

Residential, Commercial, and Industrial Plumbing



Residential and commercial kitchens, remodeling projects and more.

Kitchen Services →



Tub, shower, and toilet repair & installation, complete bathroom remodel and more.

Bathroom Services →



Sewer camera and cabeling, backflow testing, sewer line repair and more

Sewer Services →

Providing plumbing services to both the Missouri and Illinois sides of the St. Louis Metro Area

About Cocos Plumbing

Family owned and operated, Wm. G. Cocos Company, Inc. has provided plumbing services to the St. Louis metropolitan area since 1925.

Serving Missouri and Illinois, Cocos Plumbing performs industrial, commercial and residential work, including kitchens, baths, and sewers.

Whether you are planning to build, remodel, or have a large-scale industrial project, our team of licensed plumbers is ready to assist you. Contact us for all of your plumbing needs at 314-631-2688.

License Numbers

City of St. Louis License No. 053

City of St. Louis Mechanical Contractor License No. C423

St. Louis County License No. P5237

St. Louis County Mechanical Contractor License No. MCC - X0060

Illinois Plumbing Contractor License No. 058-11023


Wm. G. Cocos Company, Inc.
738 Lemay Ferry Road
St. Louis, MO 63125-1428
MO: 314-631-2688
IL: 618-281-4949