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(605) 368-1037 and (712) 254-8227
Professional In Home or Business Bug Sweeps / TSCM Sweeps
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South Dakota Professional Services LLC is one of the few private investigation firms in South Dakota and the Northwestern Iowa region offering Technical Surveillance Countermeasures (TSCM) Bug Sweeping services. Since 2015, we have provided comprehensive baseline sweeps using professional-grade equipment. Serving residential and small business locations.
All our inspections include a physical security assessment upon completion a $125 value free of charge. This allows clients to gain insights into how to improve the security of their home or small business. Ensuring peace of mind. Our customers appreciate the value of this assessment for enhancing their overall security posture.

Eric Hurlburt, Licensed Private Investigator
17 Years Law Enforcement Experience and Owner of South Dakota Professional Services LLC
TSCM & Counter-Surveillance Services May Include
- Office Bug Sweeps
- Residential Bug Sweeps
- Vehicle Bug Sweeps
- GPS Tracker Detection
- Hidden Camera Detection
- Wireless Device Detection
- Electronic Surveillance Detection
- Corporate Counter-Surveillance
- Executive Privacy Inspections
Clients We Assist
- Businesses & Executives
- Corporate Offices
- Private Individuals
- Domestic Situation Concerns
- Fraud & Confidentiality Matters
Confidential & Professional Services
South Dakota Professional Services LLC conducts bug sweep and counter-surveillance services using lawful investigative methods and professional electronic inspection techniques.
We do not engage in illegal interception, unauthorized monitoring, or unlawful surveillance activities.
Client confidentiality and discretion are prioritized throughout every investigation.
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Sales of Consumer Grade Equipment to Conduct These Sweeps Yourself
PRO-10G Cell Phone and GPS Bug Detector – Item: DD804 – Our Best Seller!
$349 plus shipping and sales tax
When you need a detection device that is capable of honing in on a hidden camera, GPS tracker, or a tapped land line, look no further. The DD804 offers more than one feature for zeroing in on your threats so that you are armed with the ability to remove them.

iProtect RF Wireless Signal Detector Wand – Item: DD12051
$325.99 plus shipping and sales tax
The iProtect RF detection wand, easily fits in user hand to conceal action while sweeping for bugs of different types. Perfect fit for both professional and novice users, simple to use, and allows operator to locate the source. Keep your conversations to yourself with the RF Detector wand.

SpyFinder ProScan
$370.00 plus shipping and sales tax
Designed to protect your privacy by detecting hidden GPS trackers, the SpyFinder® ProScan is an advanced handheld anti-spy device that detects Bluetooth RF AirTags, wireless bugs, hidden cameras, and other surveillance devices. With a wide frequency range of 50 MHz to 6 GHz, it analyzes radio frequency (RF) signals, Bluetooth signals, and signal patterns over time. Ideal for beginners and professionals alike, this detector is perfect for scanning hotel rooms, vehicles, offices, and secure areas to stop sabatage surveillance before it can damage your business or personal interactions.
• RF Signal Detection: Detects radio frequency signals from hidden cameras, GPS trackers, Wi-Fi devices, and wiretaps in real-time, with adjustable sensitivity for precise locating.
• Bluetooth Air GPS Tag Detection: Identifies Bluetooth trackers like AirTags with a detection range of up to 20 meters (65 feet), displaying signal strength and device type on the screen.
• Signal Recording and Playback: Records signal activity for up to 60 seconds in real-time or 24 hours in monitoring mode, allowing review of graphs to spot intermittent signals.
• User-Friendly Interface: 1.9-inch display for instant feedback, audible alerts (drip pulses for GPS, crackling for Wi-Fi, silence for strong signals), and easy mode selection.

