Ann  Ruble
AeroLeads people directory · profile

Ann Ruble Email & Phone Number

Operator | Advisor | Board Director | Proud Parent at Two Sigma
Location: New York City Metropolitan Area, United States, United States 7 work roles 2 schools
3 work emails found @twosigma.com 3 phones found area 212 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 3 work emails · 3 phones

Work email a****@twosigma.com
Direct phone (212) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
Operator | Advisor | Board Director | Proud Parent
Location
New York City Metropolitan Area, United States, United States

Who is Ann Ruble? Overview

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Quick answer

Ann Ruble is listed as Operator | Advisor | Board Director | Proud Parent at Two Sigma, based in New York City Metropolitan Area, United States, United States. AeroLeads shows a work email signal at twosigma.com, phone signal with area code 212, and a matched LinkedIn profile for Ann Ruble.

Ann Ruble previously worked as Executive Advisor & Board Director at Baker Group Advisory, Llc and Managing Director at Two Sigma. Ann Ruble holds Ab, Psychology (Major), Education (Minor) from Dartmouth College.

Company email context

Email format at Two Sigma

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{first}.{last}@twosigma.com
92% confidence

AeroLeads found 3 current-domain work email signals for Ann Ruble. Compare company email patterns before reaching out.

Profile bio

About Ann Ruble

Ann has spent her career building human capital capabilities to advance a broad range of business opportunities in the field of investment management. As the founding Head of Human Resources at Two Sigma, Ann played a key role in growing the organization from a start up to a global institution. Her focus was on hiring the first 1200+ employees while bringing the vision for people and culture to life (2001 - 2016).In 2017, Ann transitioned her corporate responsibilities to serve as an Operating Partner for Two Sigma’s early stage venture capital business, Two Sigma Ventures (TSV) and its portfolio of 50+ start ups. In 2020, she joined Two Sigma Impact at the inception of the business to help architect the fund’s social impact mandate and operations for this middle market private equity strategy. When the business spun out of Two Sigma Private Investments in 2024, Ann became a senior advisor to the new standalone fund, Future of Work Partners. In this capacity, she supports deal and management teams as an executive advisor and board member.Ann launched her career in 1994 when she joined the early HR team at D. E.Shaw & Co. after earning a master’s degree in counseling from New York University and a bachelors degree in psychology from Dartmouth College. Outside of her work at Two Sigma, Ann offers referral-based executive coaching through her private practice, Baker Group Advisory. She also serves as an independent / executive board director.

Listed skills include Human Resources, Management, Talent Acquisition, Leadership, and 25 others.

Current workplace

Ann Ruble's current company

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Two Sigma
Two Sigma
Operator | Advisor | Board Director | Proud Parent
AeroLeads page
7 roles · 32 years

Ann Ruble work experience

A career timeline built from the work history available for this profile.

Executive Advisor & Board Director

Current
Baker Group Advisory, Llc

Outside of my work at Two Sigma, I provide executive coaching and org consulting on a referral basis through my private practice, Baker Group Advisory. I also serve as an independent / executive board director.

Apr 2024 - Present

Managing Director

Current

New York, NY, US

Apr 2024 - Present

Operating Partner, Two Sigma Impact And Managing Director, Two Sigma

New York, NY, US

I joined Two Sigma Impact at inception of the business in 2020 to help architect and operationalize the business’ impact management program which is anchored on the theme of job quality and workforce development. As a member of the senior leadership team, I was involved in portfolio value creation, sourcing and diligence of investments, capital raising.

Jan 2020 - Mar 2024

Operating Partner, Two Sigma Ventures And Managing Director, Two Sigma

New York, NY, US

Key focus of this role was enabling CxOs to scale their early stage ventures through smart people and operational choices at a critical stage of org development and leadership team alignment.

Jan 2017 - May 2020

Founding Head Of Hr & Managing Director, Two Sigma

New York, NY, US

Joined Two Sigma at inception to help the founders / co-chairs build the company.

Apr 2001 - Dec 2016

Angel Investor

Current

New York City, New York, US

B2B group coaching / peer leadership development platform.

Oct 2023 - Present

Svp, Director Of Hr

New York, NY, US

Helped build people ops in DESCO’s early days. Promoted several times during my 6 year tenure, ultimately to SVP, HR leading the full suite of people capabilities.

1994 - 2000 ~6 yrs
2 education records

Ann Ruble education

Ab, Psychology (Major), Education (Minor)

Dartmouth College

Master Of Arts (M.A.), Counseling

New York University
FAQ

Frequently asked questions about Ann Ruble

Quick answers generated from the profile data available on this page.

What company does Ann Ruble work for?

Ann Ruble works for Two Sigma.

What is Ann Ruble's role at Two Sigma?

Ann Ruble is listed as Operator | Advisor | Board Director | Proud Parent at Two Sigma.

What is Ann Ruble's email address?

AeroLeads has found 3 work email signals at @twosigma.com for Ann Ruble at Two Sigma.

What is Ann Ruble's phone number?

AeroLeads has found 3 phone signal(s) with area code 212 for Ann Ruble at Two Sigma.

Where is Ann Ruble based?

Ann Ruble is based in New York City Metropolitan Area, United States, United States while working with Two Sigma.

What companies has Ann Ruble worked for?

Ann Ruble has worked for Baker Group Advisory, Llc, Two Sigma, Medley, and The D. E. Shaw Group.

How can I contact Ann Ruble?

You can use AeroLeads to view verified contact signals for Ann Ruble at Two Sigma, including work email, phone, and LinkedIn data when available.

What schools did Ann Ruble attend?

Ann Ruble holds Ab, Psychology (Major), Education (Minor) from Dartmouth College.

What skills is Ann Ruble known for?

Ann Ruble is listed with skills including Human Resources, Management, Talent Acquisition, Leadership, Onboarding, Talent Management, Deferred Compensation, and Employee Relations.

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