Isotope Analysis Service Labs
- Central Appalachians Stable Isotope Facility (CASIF), University of Maryland
- Colorado Plateau Stable Isotope Lab (Rick Doucett)
- Duke University DEVIL (Jon Karr)
- GNS, New Zealand
- Texas A&M
- University of California, Davis
- University of Ottawa (Gilles St. Jean)
- USGS Stable Isotope Lab (Ty Coplen) —may need USGS affiliation
Molecular Marker Service Labs
- Avian BioTech (molecular sexing of birds)
- ZooGen (molecular sexing of animals, often in less than one week)