Sierra, Richard Chang

San Juan, Puerto Rico

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Sierra, Richard Chang

Address
Calle Loiza 1959 , San Juan , 00914 , Puerto Rico
Email
changsierra7@yahoo.com
Contact Person
RICHARD CHANG SIERRA
Established
2000
Description

surveying,mapping,general asbuilt,utilities asbuilt,topographic,hidrographic,gps,stake-out,alta surveys, structural steel construction, metal roof construction, remodeler