GPI Defense
“They covered our security needs for 3 nights and each guard was on time, polite and professional.”
Best Private Investigators in Spring, TX
15 agencies listed · 5 in Spring · 5 open 24/7 · 11 open weekends · 12 rated 4.5+
Data verified October 15, 2026
Leatherneck Investigations
“My company and I have used Cody and Leatherneck Investigations on several occasions.”
Metropol Security Services
Checkmate Investigative Field Services
“Professional and will get the job done.”
Markham Investigations
Advanced Investigative & Screening Solutions
“Professional, super knowledgeable, kind, caring, went above and beyond to help me.”
The 15 agencies on this page are the private investigators listed for Spring, TX. What each one states about its license, its specialties and the areas it covers comes from its own website; ratings and quotes come from public reviews.
Area overview: Spring, TX
5 of the 15 agencies we list are based in Spring; the other 10 serve Spring from Houston (19 mi), Porter (8 mi) and Conroe (19 mi). 13 of the agencies on this page have a rating, from 4.1 to 5.0 across 382 reviews; 3 have 50 or more reviews and 12 are rated 4.5 or higher. 5 are open around the clock; 11 are open on Saturdays and 7 on Sundays. 7 show a license on their websites. 11 have ten or more years of experience, the longest 33 years. 6 offer urgent consultations and 4 offer a free initial consultation. We have a website on file for all 15 of the agencies on this page; all 15 publish a contact page and 10 list a public email. We count these figures across the agencies on this page; distances are straight-line, and hours and prices change, so confirm the details with the agency before you book.
Why are investigation agencies outside Spring shown here?
5 of the 15 agencies have an address in Spring. The others come from other towns. Investigators travel to the subject, so an office one county over is rarely the issue. State licensing is the thing to check.
Gradoni & Associates
“It's been a pleasure working with them, and we wouldn't hesitate to recommend Gradoni and Associates to any legal professional looking for dependable, high-quality investigative support.”
My Armor Services
“I needed to cancle and reschedule multiple times and he continued to be flexable.”
Atlas Security & Investigations
“They give their all for their company and very trustworthy people.”
Tillery Investigations
“Jody is professional and competitively priced.”
US Security Investigations
AMS Investigations
“I was given excellent service and I highly recommend this firm!!!”
Asset Locate Services
Resultquest
Kelmar Global
Why these companies made our list
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