- Columbia Research Laboratories INC
- 1925 Macdade Blvd
- Woodlyn, Pennsylvania 19094-2004
- Phone: 610-872-3900
- Website: www.crlsensors.com
- Number of Employees: 45
- Annual Receipts: $3,000,000
- Business Start Date: 1952
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- Delaware County Housing Authority
- 1855 Constitution Ave Ste 2
- Woodlyn, Pennsylvania 19094-1428
- Phone: 610-876-3334
- Number of Employees: 0
- Annual Receipts: $0
- Business Start Date: 1938
- More Detail:
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- Electronic Security Corp Of America
- 254 Fairview Rd
- Woodlyn, Pennsylvania 19094-1399
- Phone: 610-833-5400
- Number of Employees: 25
- Annual Receipts: $1
- Business Start Date: 1969
- More Detail:
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