Spalding DeDecker

Engineering Consultant

Contact Information

Spalding DeDecker
525 Ottawa Ave NW, Grand Rapids, MI 49503
Grand Rapids
Get Directions
Open — closes at 4:00 PM8:00 AM – 4:00 PM
  • Monday8:00 AM – 4:00 PM
  • Tuesday8:00 AM – 4:00 PM
  • Wednesday8:00 AM – 4:00 PM
  • Thursday8:00 AM – 4:00 PM
  • Friday8:00 AM – 4:00 PM
  • SaturdayClosed
  • SundayClosed
Social Media
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Business Description

Spalding DeDecker (SD) is an employee-owned consulting engineering firm established in 1954, with offices in Detroit, Grand Rapids, Novi, and Rochester Hills, Michigan. The company specializes in infrastructure, land development, and surveying, offering a diverse range of engineering, surveying, and construction engineering services for municipal, land development, transportation, and water/wastewater projects. With over 90 talented employees, SD provides full-service civil design engineering and surveying solutions.

Wheelchair Accessible
Parking, Yes

Industry: Construction » Engineering Consultant

Engaged in:
  • Activities of head offices
  • Engineering Consultant
ISIC Codes
7010, 7110
NAICS Codes
5413, 551114

Questions & Answers

  1. 1.What is Spalding DeDecker's phone number?

    Spalding DeDecker's phone number is (616) 885-5802.

  2. 2.Where is Spalding DeDecker located?

    Spalding DeDecker is located at 525 Ottawa Ave NW, Grand Rapids, MI 49503. Get Directions.

  3. 3.What are Spalding DeDecker's hours?

    Spalding DeDecker is open during the following hours: weekdays: 8:00 AM – 4:00 PM; weekends: Closed.

  4. 4.What is Spalding DeDecker's website?

    Spalding DeDecker's website is www.sda-eng.com.

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