When you need the truth, get the proof.
Smoking Gun Investigations is a licensed private investigation agency headquartered in Tulsa, with investigators ready to work anywhere in Oklahoma. Discreet, professional, and results-driven — we document the evidence you need, ready for court.
- Licensed, bonded & insured in Oklahoma
- Every in-house investigator holds a bachelor's degree and proven field experience
- Court-ready reports with photo and video documentation
- On call 24/7 — work can often begin the same day
Free, confidential consultation
Tell us what's going on. We'll listen, explain your options, and quote the work — no obligation, no judgment.
918-836-8683Answered 24/7 — office or investigator on call[email protected]Your inquiry stays confidential
624 S Denver Ave W, Suite 300, TulsaHome office — investigators statewide Contact us
Private investigation services in Tulsa & statewide
Individuals, attorneys, and businesses across Oklahoma trust us to uncover the facts — professionally documented so they hold up in court.
Infidelity & Cheating Spouse
Discreet surveillance that answers the question you can't stop asking — confidentially, with photo and video proof. The subject never needs to know.
Learn moreChild Custody & Divorce
When your children's welfare is at stake, we document mistreatment, endangerment, and court-order violations — evidence the court can act on.
Learn moreSurveillance
State-of-the-art equipment and experienced field investigators document daily activities, meetings, and movements — without being noticed.
Learn moreCriminal Defense & Civil
We develop evidence for new and existing cases — witness location, field investigation, and resources most firms can't access. Attorneys welcome.
Learn moreSkip Trace & Missing Persons
Databases the public can't touch, plus real field work. We locate people who don't want to be found — and people someone needs found.
Learn moreProcess Service
Subpoenas, summonses, and legal documents served fast, anywhere in Oklahoma. Email us your documents and we handle the rest.
Learn moreAlso: insurance fraud, protective order violations, asset searches, vehicle history (title/tag/VIN), lifestyle & daily activity checks, and undercover investigations. Don't see what you need? Ask us — our services are tailored to each client.
From first call to court-ready proof
Free consultation
Call or email — it's free and completely confidential. Tell us your situation and together we build a plan that fits it.
Clear agreement
A flat hourly rate plus actual expenses. No hidden charges, no sign-up fees. You control the scope of the investigation.
The investigation
Our investigators go to work. We stay in contact so hours are spent where they count.
Your evidence
A detailed written report with accompanying photos and video upon request, professionally documented for court. We can testify if needed.
Where truth and integrity still matter
- Educated, proven investigators. Every in-house investigator holds at least a bachelor's degree in a related field on top of real investigative experience.
- Properly licensed, bonded & insured. Licensed for investigative work in Oklahoma and surrounding areas, and insured for your protection.
- Resources the public can't access. Professional databases, proprietary locating techniques, and state-of-the-art surveillance equipment.
- Evidence built for court. Professionally documented reports, photos, and video — and we testify at our normal hourly rate when your case needs it.
- Results-driven, statewide. Home office in Tulsa, investigators throughout Oklahoma, and a firm that goes above and beyond to get you answers.
Need papers served? Consider it done.
Subpoenas, summonses, divorce papers, and more — served by professionals who find even the hardest-to-find individuals. Email us your documents and we'll take it from there.
Tulsa home office. Statewide reach.
Our investigators work throughout Oklahoma, including:
- Tulsa
- Owasso
- Broken Arrow
- Oklahoma City
- Jenks
- Bixby
- Sand Springs
- Sapulpa
- Collinsville
- Skiatook
- Glenpool
- Catoosa
- Claremore
- Bartlesville
- Muskogee
- Okmulgee
- Tahlequah
- …and all of Oklahoma
Stop wondering. Start knowing.
One free, confidential phone call is all it takes to find out what we can do for you — and exactly what it will cost.