| Acronym | Definition |
|---|
| SPEO➣Stichting Pensioenfonds Elsevier Ondernemingen (Dutch: Elsevier Enterprise Pension Foundation; Netherlands) |
| SPEO➣Southwestern Pennsylvania Engineering Outreach (Pittsburgh, PA) |
| SPEO➣Senior Principal Executive Officer (Hong Kong) |
| SPEO➣Systems Planning Engineering Officer |
| SPEO➣Systems Planning and Engineering Officer |