Investigations Investigation Services Gregg investigations is a full service investigative agency providing quality legal investigations for the Legal Profession, Businesses, and Private clientele in Southern Wisconsin and Northern Illinois. We are fully insured and licensed and utilize the latest technology. Every detail of our work is documented and we stand ready to provide court testimony where needed.
Every investigative case can be different.
Gregg Investigations has a proven track record for successfully serving defense attorneys with criminal cases. We will investigate any and all charges ranging from misdemeanors to first degree homicide to sexual assaults. Our investigators are available on a moments notice to serve our attorney clients. We do accept Public Defender cases. We ask our attorney clients to obtain pre-authorization from the State Public Defender's Office before we proceed.