Mack Investment Securities, Inc.

Firm record

As recorded in SEC IAPD

Firm CRD

17643

SEC number

801-29570

Firm type

RIA

Assets under management

$302.6M as of Mar 31, 2026

Website

www.macktracks.com ↗

Phone

847-657-6600

Address

211 Waukegan Road, Northfield, IL, 60093

Advisors at this firm

12 in our index · page 1 of 1

• John Russell BudziakCRD 1770016 · Palatine, IL
  IA RegisteredBroker
• Norman Peter ChiodrasCRD 1304974 · Oak Brook, IL
  IA RegisteredBroker
• John Joseph ComiskeyCRD 5531452 · Palatine, IL
  Broker
• Joan Barbara HavensCRD 4479596 · Oak Brook, IL
  Broker
• Cynthia Madelyn JenkinsCRD 706510 · Northfield, IL
  Broker
• Sheldon David KaizCRD 1281232 · Northfield, IL
  IA RegisteredBroker
• John Anthony KeltyCRD 1735615 · Northfield, IL
  IA RegisteredBroker
• Kevin Edward MackCRD 5167264 · Northfield, IL
  IA RegisteredBroker
• Michael Stephen MackCRD 4814988 · Northfield, IL
  IA RegisteredBroker
• Stephen Walter MackCRD 1007322 · Northfield, IL
  IA RegisteredBroker
• Steven Brian MilsteinCRD 2204646 · Lincolnshire, IL
  IA RegisteredBroker
• Lisa PrestiaCRD 4446711 · Northfield, IL
  Broker

Source & corrections

Where this page comes from

Advisor registration data on this site is reproduced from the SEC's Investment Adviser Public Disclosure (IAPD) system and FINRA's BrokerCheck. Those systems are the official records; this site is not. We do not alter the factual content of the records we reproduce.

Data compiled Aug 20, 2026. Source: ADV_BULK. Your use of BrokerCheck data reproduced here is subject to FINRA's Terms of Use.