When you have eliminated all which is impossible, then whatever remains, however improbable, must be the truth.’
— Sherlock Holmes

The Steel Horse Group Is A professional Licensed And Insured Washington State Private Detective Investigations Agency No. 1969.

A Former U.S. Federal Law Enforcement Agent and an expert at securing hard to obtain information, gathering critical intelligence and protecting people at risk.

Legal teams, corporations, government offices and private individuals retain our services when they need to make well informed decisions.

We provide Comprehensive investigative solutions to your complex legal, domestic and business challenges.



  • Child Custody & abuse Cases

  • Civil/Criminal Litigation Support

  • witness statements, Research & INCIDENT scene analysis

  • Difficult Subpoena process Service

  • Asset Search & Recovery investigations

  • Wrongfully Accused Investigations

  • Discreet Surveillance Investigations

  • comprehensive background checks

  • Insurance Fraud Investigations

  • Cold Case File Reviews

  • International Marriage Fraud

  • cheating spouse/mate concerns

  • Online Dating Investigations

  • stalking & Harassment Investigations

  • threat, risk & security assessments

  • Executive & VIP protection

  • Private Security Consulting

  • Hostile Terminations & Workplace Violence Prevention

  • CCw Firearms & Active Shooter Response Training



surveillance is often defined as the monitoring of behavior, activities, or other changing information for the purpose of gathering intelligence, evidence or protecting people and assets.

Contrary to popular belief, not all private investigators are experts in the art of surveillance. Clients should always question the investigator on his/her formal training qualifying them to offer this highly specialized service.

Our principle Investigator is a former U.s. federal law enforcement agent who has extensive government training and experience in conducting a myriad of high stakes covert surveillance operations.


When facing civil or criminal litigation, Individuals and attorneys rarely have the time or expertise to chase down every potential lead. Nor can they neglect the often tedious process of evidence-gathering.

this is why our experienced litigation investigative services are so invaluable. we know what is required to help you build a strong, solid case for your clients.

from locating and interviewing witnesses to comprehensive background checks and conducting discreet physical surveillance, we know how to uncover the evidence that may ultimately determine the outcome of your case.




We are responsible for protecting our clients from not only physical harm but also safeguarding their reputation and integrity.

Our investigators utilize proactive measures to identify and neutralize risks before they can become a threat.

whether were protecting high-profile executives, celebrities or private individuals, discretion and confidentiality with any of our clients are among our highest benchmarks.


There is nothing impossible to him who will try.
— Alexander the Great

Licensed Principle Investigator Guy Gildner, is a native of The Pacific Northwest who has served the public and private sectors for over twenty years as a private investigator, security Consultant and a Former US Department of Homeland security, Federal ICE Agent.

He spent the majority of his federal law enforcement career on a criminal alien apprehension task force, investigating and removing violent criminals illegally in The United States. Guy has extensive experience in domestic and international DHS/ICE enforcement operations, including investigating violent crimes, human trafficking and working cases in conjunction with other federal agencies, state and local law enforcement departments.

In 2010 he left government service and shortly after, established himself as a highly sought after private investigator retained by some of the pacific northwest's premier law firms, businesses and private individuals.

He has investigated a myriad of cases, ranging from Criminal, Civil and domestic investigations to providing discreet protective operations for Attorney's, International corporate Executives, VIP's and public figures.

Mr. Gildner is a very proactive private detective with a keen understanding of gathering intelligence, working sources and obtaining factual information. He is very selective about his clientele and is equally as passionate about protecting people from harms way.