# Stone Arch Group

Stone Arch Group is a Single Family Office based in New York, United States.

## Overview

- **Organization type:** Single Family Office
- **Headquarters:** New York, United States
- **Region:** North America
- **Address:** New York, NY, United States
- **Founded:** 2020
- **Assets under management:** Undisclosed
- **Website:** stonearchgrp.com
- **LinkedIn:** https://www.linkedin.com/company/stone-arch-group-llc

## Regulatory record

- **Reports private funds:** No

## About

Stone Arch Group was established in 2020 by Steve Kemler after his exit from healthcare education businesses. The firm operates as a single-family office with a New York headquarters. The office targets energy-efficient single and multi-family housing developments across the United States. It also acquires or backs SaaS, tech-enabled services, and growth businesses that demonstrate proven market fit. Investment structures include direct co-investments, SPVs, and real estate holdings. Confirmed positions include The M residential project in Seattle. Geographic activity centers on North America. Team size and total deployment remain undisclosed. Steve Kemler serves as Managing Director and Principal. Partners include Lowell Lifschultz, former Chairman of Corporate Law Group at Epstein Becker and Green, and Erika Rains, former Digital Healthcare Education Executive. The firm maintains Stone Arch Group Philanthropy as a separate vehicle for climate, education, and children’s health grants. No operational events from the last 24 months appear in available records. The office maintains a direct relationship between the principal’s operating background in healthcare services and its current allocation across real estate and growth equity. This structure channels capital without external fund commitments or third-party mandates.

## Sectors

- Healthcare Services
- ClimateTech
- Real Estate

## People

- Steve Kemler — Managing Director and Principal
- Lowell Lifschultz — Partner
- Erika Rains — Partner

## Questions

### Who runs investment decisions at Stone Arch Group?

Steve Kemler serves as Managing Director and Principal. Partners Lowell Lifschultz and Erika Rains support deal execution and operations.

### How does Stone Arch Group source proprietary deal flow?

The firm draws on Steve Kemler’s prior operating experience in healthcare training and education. It also maintains ties to Trinity College as an alumnus and donor.

### Does Stone Arch Group participate in fund commitments or only direct deals?

The office executes direct co-investments and SPVs in real estate and operating companies. No external fund commitments are disclosed.

### What investment stages does Stone Arch Group typically target?

The firm focuses on early stage, growth, and seed opportunities in SaaS and services businesses alongside real estate development.

### Does Stone Arch Group maintain philanthropic structures, and how are they separated?

Stone Arch Group Philanthropy operates as a distinct vehicle. It supports climate change mitigation, education, and children’s health nonprofits.

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

Canonical page: https://altss.com/profile/stone-arch-group-steve-kemler-family-office

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