Steven Jay Jefferis

Investment Adviser Representative at WILLIAM BLAIR & COMPANY L.L.C.

CRD #709139Investment Adviser Rep

Disclosure(s) on record — verify on FINRA BrokerCheck

Sourced from SEC IAPD & FINRA BrokerCheck

States Registered

27 states

Registrations & licenses

Registration type

Investment Adviser Rep

Registered in 27 states

AlabamaArizonaArkansasCaliforniaColoradoConnecticutFloridaGeorgiaIllinoisIndianaKansasKentuckyMichiganMinnesotaMissouriNevadaNew JerseyNew YorkNorth CarolinaOhioPennsylvaniaSouth CarolinaTennesseeTexasVermontVirginiaWest Virginia

Approximate fees

Estimated from the firm's Form ADV — individual terms may differ. Not a quote.

Primary fee model

Assets Under Management (AUM)

Source

WILLIAM BLAIR & COMPANY L.L.C. Form ADV Part 2A (Item 5), most recent annual amendment.

Official records & sources

FINRA BrokerCheck record

Official broker registration & regulatory record

SEC IAPD record

SEC investment adviser registration record

Data as of June 21, 2026 · Source: SEC IAPD & FINRA BrokerCheck

About this profile

This profile was compiled and published by AdvisorFinder as editorial content using publicly available information from the SEC's IAPD database and FINRA BrokerCheck. Steven Jay Jefferis has not reviewed, approved, or endorsed this profile and is not responsible for its accuracy. Regulatory records change over time — always verify the current record directly on BrokerCheck or SEC.gov before making any decision. AdvisorFinder may be compensated for referrals generated through this page.