Marketplace›New Jersey›Haddonfield
Accountant · Sinclair Associates LLC
Martin Sinclair of Sinclair Associates LLC in Haddonfield, New Jersey is listed as a CPA in the IRS federal preparer directory, with bookkeeping on record as a practice area. As of October 22, 2026, the Google Business listing for Sinclair Associates LLC showed a 4.4-star average across 7 reviews.
Sinclair Associates LLC does not participate in TaxScout — requests sent through TaxScout do not reach it. Details above come from public IRS and business records.
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101 Windsor Ave, Haddonfield, NJ 08033
Form 1040 + state, standard deduction
$235Form 1040 + state, itemized
$305Add Schedule C (self-employed)
+$205Partnership return (Form 1065)
$919S corporation return (Form 1120-S)
$1,359C corporation return (Form 1120)
$1,344Average fees reported by New Jersey practitioners in the National Society of Accountants 2020-2021 Income and Fees Survey, State Averages (published 2020). Survey averages, not adjusted for inflation. They are not Martin Sinclair's prices; this practice has not published its rates. Source
Martin Sinclair, CPA operates from 101 Windsor Ave, Haddonfield, NJ 08033 in Haddonfield, New Jersey. TaxScout has not independently verified a New Jersey Board of Accountancy licence for this practice.
On Google Business Profile, the firm is categorized as an accountant.
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