Blue Voice raises $6M for real-time police guidance

David Lawrence was a Harvard Law student when an on-campus shooting involving a police officer sparked controversy over police conduct. Concluding that most policing errors happen when officers lack instant access to department rules, Lawrence dropped out to tackle the problem with AI. He teamed up with co-founders Amit Patankar, a Harvard MBA and former Google engineer, and Michael Gropman, a retired Boston police deputy chief, to launch Blue Voice, a Boston-based startup that gives officers real-time policy guidance in the field.

Three years later, Blue Voice is coming out of stealth with $6 million in funding led by SignalFire and Las Olas VC. Officers at 225 county agencies across 25 states now rely on the tool daily to check their actions against department protocol — a platform Lawrence compares to Harvey, the AI tool used by lawyers, or OpenEvidence, a similar tool for doctors. “When an officer makes a decision, they do so from memory or best guess, based on thousands of pages of law, policy, municipal ordinances, and state laws that they’ve internalized and keep in their head,” Lawrence told TechCrunch.

Before Blue Voice, an officer who couldn’t recall a specific protocol had few good options: flipping through a 15,000-page manual, waking a supervisor in the middle of the night, or searching generic tools like Google or ChatGPT that lack police-specific training and, Lawrence said, delivered incorrect answers up to 30% of the time. Blue Voice is trained on department-specific laws, local ordinances, and guidelines that general-purpose AI tools can’t access publicly, and always points officers to the original regulation rather than just generating an answer, which Lawrence says is why officers trust it. The company says its customer base grew elevenfold over the past year.

Lawrence said Blue Voice recently helped prevent a kidnapping after a rookie officer, unsure whether he had legal grounds to intervene, used the app to confirm that a man pressuring a young girl to enter his vehicle met the legal criteria for child enticement, giving the officer authority to act. In another case, the tool reminded a department chief that he could not return an officer to active duty after a shooting without a required third-party mental health evaluation. The startup, which competes with PE-backed Lexipol, has also built functionality to help detectives work cold cases.

Why it matters

As police use of AI tools like license-plate surveillance draws growing criticism, Blue Voice’s bet is that AI framed as compliance guidance — pointing to the underlying law rather than dictating action — can win both officer trust and public legitimacy.