2019 - Present
~7 yrs 4 mos
AeroLeads people directory · profile
Tom Hammer Email & Phone Number
People @ a16z
at
Andreessen Horowitz
1 work email found
@a16z.com
3 phones found area 859, 071, and 918
LinkedIn matched
✓ Verified May 2026
4 data sources
Profile completeness 86%
Who is Tom Hammer? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
Tom Hammer is listed as People @ a16z at Andreessen Horowitz, based in Seattle, Washington, United States. AeroLeads shows a work email signal at a16z.com, phone signal with area code 859, 071, 918, and a matched LinkedIn profile for Tom Hammer.
Tom Hammer previously worked as Partner at Andreessen Horowitz and Head of People and Talent at Bird. Tom Hammer holds Master Of Business Administration (Mba), Strategy, Human Capital from The Ohio State University Fisher College Of Business.
Company email context
Email format at Andreessen Horowitz
This section adds company-level context without repeating Tom Hammer's masked contact details.
{first_initial}{last}@a16z.com
86% confidence
AeroLeads found 1 current-domain work email signal for Tom Hammer. Compare company email patterns before reaching out.
Profile bio
About Tom Hammer
Passion for growing and optimizing businesses and their people ||Active investor and startup people/strategy advisor ||Seattle & San Francisco ||People Practice at Andreessen Horowitz.[ https://sr.a16z.com/ ]Led People and Recruiting at Bird, from the warehouse days to the fancy office days.[ https://qz.com/1305719/electric-scooter-company-bird-is-the-fastest-startup-ever-to-become-a-unicorn ]Served as Performance Manager for Riot Games. Our team designed and built the agile performance ecosystem to support Riot's growth into a multi-game studio. [ https://hbr.org/2018/05/agile-at-scale ]Served as Global HR Manager for Sales and Brand functions. Broadening assignment as Category Account Executive for P&G's $440M Healthcare business at Costco, leading advanced analytics and customer strategy.[ https://adage.com/article/cmo-strategy/end-marketing-procter-gamble/293918 ]Served as Engagement Manager and Consultant for Fisher Professional Services, on projects in financial services, higher education, and global events, serving clients in the US and Brazil.[ https://www.fifa.com/tournaments/mens/worldcup/2014brazil ]Still proud of the GeoCities homework tracking website I built for my school back in 2000.[ https://a16z.com/author/tom-hammer ][ https://tmh.gallery ][ poly.work/tmh ]
Current workplace
Tom Hammer's current company
Company context helps verify the profile and gives searchers a useful next step.
11 roles · 27 years
Tom Hammer work experience
A career timeline built from the work history available for this profile.
2019 - 2019
Head Of Hr Business Partners
Built Bird's global HRBP and Employee Relations teams. Scaled from 1 to 9 incredibly strong, respected partners in US and EMEA in 4 months, as Bird grew from 300 to 1000 employees and $100M ARR.
2018 - 2019
~1 yr
Performance Manager
Product Manager in People. Our team built org effectiveness, feedback, assessment, goal-setting, succession, and org design products for teams worldwide to help put the 's' in Riot Games.
2017 - 2018
~1 yr
Category Account Executive, P&G Healthcare (Broadening Assignment)
Sales leader for $440M healthcare business at Costco. Owned $50M marketing checkbook and several billion-dollar brands including Crest and Vicks. Led competitive strategy for entire Costco team.
2015 - 2017
~2 yrs
Global Hr Manager
Delivered global Sales compensation plan for Chief Sales Officer. HRBP for NA + EMEA Consumer & Market Knowledge teams. Led DEI action planning for Chief Insights Officer.
2013 - 2015
~2 yrs
Associate Hr Manager
People data/insights lead for Chief Brand Officer. Supported redesign of succession planning. Led internship program rebuild. Chartered Ohio State HR Recruiting Team in support of diversity initiative.
2013 - 2013
Engagement Manager
Coached six consulting teams, and owned executive client relationships for regional growth strategy project with Huntington Bancshares (NASDAQ: HBAN)
2012 - 2013
~1 yr
Consultant
- Infrastructure investment strategy for 2014 FIFA World Cup Committee in Rio de Janeiro.
- Financial/legislative process improvement for the Ohio State University Board of Trustees.
- Global BD roadmap development and client repositioning for $600M military staffing agency.
2011 - 2012
~1 yr
Cofounder - Dunn Sport And Wellness Scholars
Cofounded + scaled a living/learning community for students pursuing health & wellness careers; over 2000 active students and alumni [https://honors-scholars.osu.edu/scholars/programs/dunn-sport-and-wellness]
2008 - 2013
~5 yrs
1999 - 2008
~9 yrs
3 education records
Tom Hammer education
Master Of Business Administration (Mba), Strategy, Human Capital
The Ohio State University Fisher College Of Business
Master Of Arts (Ma), Education And Human Ecology
The Ohio State University
Bsba, Human Resources, Economics
The Ohio State University Fisher College Of Business
FAQ
Frequently asked questions about Tom Hammer
Quick answers generated from the profile data available on this page.
What company does Tom Hammer work for?
Tom Hammer works for Andreessen Horowitz.
What is Tom Hammer's role at Andreessen Horowitz?
Tom Hammer is listed as People @ a16z at Andreessen Horowitz.
What is Tom Hammer's email address?
AeroLeads has found 1 work email signal at @a16z.com for Tom Hammer at Andreessen Horowitz.
What is Tom Hammer's phone number?
AeroLeads has found 3 phone signal(s) with area code 859, 071, 918 for Tom Hammer at Andreessen Horowitz.
Where is Tom Hammer based?
Tom Hammer is based in Seattle, Washington, United States while working with Andreessen Horowitz.
What companies has Tom Hammer worked for?
Tom Hammer has worked for Andreessen Horowitz, Bird, Riot Games, Procter & Gamble, and Fisher Professional Services.
How can I contact Tom Hammer?
You can use AeroLeads to view verified contact signals for Tom Hammer at Andreessen Horowitz, including work email, phone, and LinkedIn data when available.
What schools did Tom Hammer attend?
Tom Hammer holds Master Of Business Administration (Mba), Strategy, Human Capital from The Ohio State University Fisher College Of Business.
Find 750M verified contacts
Search by job title, company, industry, location, and seniority. Export verified B2B contact data when you need it.
Start free trial