| GESAL | ⊕ 1953 | ↓ ↑ ⊕ Numerical Scientific | ⊕ Symbolic assemblers | ⊕ United States | General Electric Symbolic Assembly Language |
| NAA Assembly | ⊕ 1953 | ↓ ↑ ⊕ Excluded from Sammet | ⊕ Symbolic assemblers | ⊕ United States | Interpreted macro-assembler for IBM 701 |
| SAP | ⊕ 1953 | ↓ ↑ ⊕ Numerical Scientific | ⊕ Symbolic assemblers | ⊕ United States | Symbolic Assembly |