Discreet and Professional


Guardian Investigations is a full-service Private Investigation Firm based in Minnesota. Our licensed professionals provide a wide range of services to clients across the State. Review our site to learn more about our comprehensive services and offerings, or for additional information about successful past cases. With a licensed team that boasts vast experience, we can assure that whatever your particular case may be, it will be in the most capable hands.

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What We Do

Guardian Investigations is known for employing some of the most experienced and educated investigators in the State of Minnesota. That’s because after years of experience in complex and unique cases, our investigators understand what it takes to get the results you need.

We consistently adhere to strict quality and privacy standards in order to ensure our work remains unbiased, relevant, and accurate. After all, in-depth and responsible research is a main pillar at our company. Set up your initial consultation and learn what our Private Investigation Firm can do for you.

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Choose Guardian Investigations as your MN Private Investigation Firm and jump start your investigation today. Our clients can feel safe and confident knowing their privacy and best interests are being taken into consideration. Get in touch today to learn how Guardian Investigations continues to maintain the highest level of integrity and success in our field.

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An impressive team of professionals who maintain the highest levels of training and integrity, helps clients feel increasingly confident about letting Guardian Investigations work on all of their cases. Our Private Investigation Firm provides everything you need to stay calm and assured during the investigative process. Simply schedule your initial consultation today and we’ll take care of the rest.

Get in Touch


At Guardian Investigations, our clients are a priority. Get in touch today to find out how we can help you on your next investigation.

18055 198th Ave, Suite 2
Big Lake, MN 55309

Direct: 763-568-9416

Fax: 612-314-8240

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