Jason Diamond

Jason H. Diamond

Managing Principal
Fairfield, CT
(203) 418-9006

Jason H. Diamond is Managing Principal and Chief Financial Officer of HJ Sims. His career spans 27 years in the financial services and accounting industries.

Prior to joining Sims, Mr. Diamond served as Chief Financial Officer of The Advest Group, one of the leading, regional financial services firms in the country with 90 branch offices and 1600 employees. Previously, he was President of Signator Investors, Inc., the broker/dealer subsidiary of John Hancock Financial Network. Mr. Diamond joined the company as Chief Financial Officer and shortly thereafter assumed leadership of the organization as President. During his tenure with Signator, Mr. Diamond led the company’s repositioning and expansion as a top tier broker/dealer providing a comprehensive investment platform for advisors and clients.

Before joining John Hancock, Mr. Diamond worked for Wall Street Investor Services, a full service NYSE Registered Securities Brokerage Firm, where he advanced from Corporate Controller to Chief Financial Officer. Previously, he was a Senior Auditor with the Regional Accounting firm Richard A. Eisner and Co. where he specialized in the firm’s Financial Services Group.

Mr. Diamond is a graduate of Brooklyn College and is a New York State Certified Public Accountant.

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HJ Sims Locations

2150 Post Road, Suite 301
Fairfield, Connecticut 06824
Phone: (800) 457-1935
Fax: (203) 256-2377

101 North Federal Highway, Suite 501
Boca Raton, Florida 33432
Phone: (888) 457-1935
Fax: (561) 368-9401

Metro Center One
100 Wood Avenue South
Iselin, New Jersey 08830-2716
Phone: (800) 300-9040
Fax: (732) 590-0522

8500 Normandale Lake Blvd, Suite 540
Bloomington, MN 55437
Phone: (888) 803-3430
Fax: (952) 683-7543

City View Plaza I
Road 165, Km. 1.2 #48
Suite 215
Guaynabo, PR 00968
Phone: (877) 418-5395

Orlando, Florida
Phone: (407) 363-4493
Fax: (407) 363-2036

101 W. 6th Street
Suite 603
Austin, TX 78701
Phone: (512) 519-5000

Potomac, Maryland
Phone: (301) 424-9135
Fax: (301) 424-9134

Philadelphia, Pennsylvania
Phone: (215) 854-6428
Fax: (626) 605-8573

Scottsdale, Arizona
Phone: (480) 205-2634
Fax: (480) 596-5748