# Maci Family Office Advisors

Maci Family Office Advisors is a Multi Family Office based in New York, United States.

## Overview

- **Organization type:** Multi Family Office
- **Headquarters:** New York, United States
- **Region:** North America
- **Address:** 110 East 42nd Street, Suite 1508, New York, NY 10017
- **Assets under management:** 24 (Altss estimate)
- **Website:** macicapital.com

## Regulatory record

- **CRD number:** 158302
- **Registration status:** Registered
- **Latest Form ADV filing:** 2026-03-18T05:00:00.000Z
- **Reports private funds:** No
- **Private funds reported:** 0
- **IAPD record:** https://adviserinfo.sec.gov/firm/summary/158302

## About

Steven Drew Irgang established Maci Family Office Advisors in New York. The firm functions as a multi-family office that supplies investment management, wealth planning and administrative services to several multi-generational families. Asset allocation spans ClimateTech, FinTech, Digital Health and Sports & Wellness. Geographic reach covers North America, Europe, Asia and Oceania. The firm also executes philanthropic and mission-related investments. No individual portfolio companies or co-investors are publicly identified. Team leadership rests with founder Steven Drew Irgang, portfolio manager Greg Yavner and business partner David Lyons. No additional offices or adjacent vehicles are disclosed. Public information on headcount and recent operational changes remains unavailable.

## Sectors

- ClimateTech
- Digital Health
- FinTech
- Sports & Wellness

## People

- Steven Drew Irgang — Founder
- Greg Yavner — Portfolio Manager and member of the Investment Committee
- David Lyons — Business Partner

## Related profiles

- [ARCAP Partners](https://altss.com/profile/arcap-partners)
- [Tueri Invest](https://altss.com/profile/tueri-invest)

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Last updated: 2026-06-03T20:00:00.000Z

Canonical page: https://altss.com/profile/maci-family-office-advisors

Maintained by Altss — https://altss.com — methodology: https://altss.com/methodology