| Business | Phone |
| Cornerstone Investigations 9201 Sloop Ct # 4223, Port Richey 34668 | (727) 849-5022 |
| John Gier Investigation Agency 8808 Wabash Ln, Port Richey 34668 | (727) 862-5451 |
| Sharp Process & Investigative 6710 Embassy Blvd # 201, Port Richey 34668 | (727) 841-0075 |