| Business | Phone |
| Abra 1621 E Flamingo Rd 15b, Las Vegas 89119 | (702) 697-5957 |
| Advanced Practice Clinical 2809 W Charleston Blvd, Las Vegas 89102 | (702) 258-7909 |
| Biocell International 7180 Industrial Rd, Las Vegas 89118 | (702) 263-7580 |
| Center For Clinical Research 2810 W Charleston Blvd H83, Las Vegas 89102 | (702) 259-9411 |
| Clincial Studies Ltd 400 Shadow Ln # 110, Las Vegas 89106 | (702) 254-3131 |
| Clinical Research Consortium 4275 Burnham Ave, Las Vegas 89119 | (702) 597-9825 |
| Nts Medical Screening Project 2315 N Decatur Blvd B, Las Vegas 89108 | (702) 636-8777 |
| Nea Research 3017 W Charleston Blvd, Las Vegas 89102 | (702) 877-1246 |
| Nev Age Research-Nares 2300 S Rancho Dr 203, Las Vegas 89102 | (702) 384-9101 |
| Independent Clinical Research 10001 Bow Ridge Ct, Las Vegas 89145 | (702) 869-1786 |
| Innovative Health Research 4580 S Eastern Ave 30, Las Vegas 89119 | (702) 320-5155 |