# SIMCO

SIMCO is an Investment Management Firm based in London, United States.

## Overview

- **Organization type:** Investment Management Firm
- **Headquarters:** London, United States
- **Region:** North America
- **Address:** Berwyn, PA, United States
- **Founded:** 1986
- **Assets under management:** Undisclosed (Altss estimate)
- **Website:** simco.com
- **LinkedIn:** https://www.linkedin.com/company/simco

## Regulatory record

- **CRD number:** 299565
- **SEC file number:** 802-121315
- **Registration status:** Registered
- **Reports private funds:** Yes
- **IAPD record:** https://adviserinfo.sec.gov/firm/summary/299565

## About

SIMCO is a calibration and software services company and a calibration partner for regulated industries. It delivers calibration, repair, and program management support to help lives-at-stake manufacturers maintain accuracy, compliance, and operational uptime. SIMCO combines accredited calibration services, flexible service delivery, and CERDAAC-enabled visibility, with coverage across the United States, Canada, and a location in Bangalore, India.

## Sectors

- Investment Management
- Fixed Income
- Equities
- Private Credit
- Infrastructure
- Alternative Investments

## Offices

- Westport, CT, United States
- Boston, MA, United States
- San Francisco, CA, United States

## People

- Stuart Weisenfeld — President & Chief Executive Officer
- Robert E. Rigsby — Chief Investment Officer

## Questions

### Who makes investment decisions at SIMCO?

Stuart Weisenfeld serves as President & CEO, overseeing the firm's strategic direction. Robert E. Rigsby is the Chief Investment Officer, leading the investment team. The firm uses a team-based approach with senior portfolio managers responsible for individual strategies (per the firm's official communications).

### How does SIMCO source investment opportunities?

SIMCO employs fundamental, bottom-up research across public and private markets. The firm's analysts and portfolio managers conduct independent research, meet with management teams, and analyze industry dynamics. In private markets, SIMCO sources opportunities through direct relationships with sponsors, banks, and intermediaries.

### Where does SIMCO operate geographically?

SIMCO is headquartered in Berwyn, Pennsylvania, with additional offices in Westport, Connecticut; Boston, Massachusetts; and San Francisco, California. The firm invests across North America and Europe.

### What is SIMCO's investment philosophy?

SIMCO describes its approach as high-conviction active management, running concentrated portfolios that differ significantly from benchmarks. The firm believes deep fundamental research can uncover mispriced assets that generate alpha over the long term.

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Last updated: 2026-08-11T15:08:04.536Z

Canonical page: https://altss.com/profile/simco

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