AeroLeads people directory · profile

James Critelli Email & Phone Number

Growth at Relentless
Location: Brooklyn, New York, United States 17 work roles 4 schools
1 work email found @stackmatix.com 5 phones found area 203 and 916 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 5 phones

Work email j****@stackmatix.com
Direct phone (203) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
Growth
Location
Brooklyn, New York, United States
Company size

Who is James Critelli? Overview

A concise factual answer block for searchers comparing this professional profile.

Quick answer

James Critelli is listed as Growth at Relentless, a company with 315 employees, based in Brooklyn, New York, United States. AeroLeads shows a work email signal at stackmatix.com, phone signal with area code 203, 916, and a matched LinkedIn profile for James Critelli.

James Critelli previously worked as Cofounder & Managing Partner at Stackmatix and Angel Investor at Dotcal. James Critelli holds B.S., Applied Economics And Management from Cornell University.

Company email context

Email format at Relentless

This section adds company-level context without repeating James Critelli's masked contact details.

{first}@stackmatix.com
86% confidence

AeroLeads found 1 current-domain work email signal for James Critelli. Compare company email patterns before reaching out.

Profile bio

About James Critelli

Sales & marketing executive, angel investor, and entrepreneur actively advising, consulting, and investing in high-potential companies. Areas of expertise include digital advertising (FB/IG Ads, Google Ads, LinkedIn Ads, Programmatic Media), landing page optimization, reporting, analytics, attribution, testing and statistics, systems integration and CRM setup and management. In my free time, I love to play chess, poker, tennis, workout, and read.You can find my weekly newsletter at https://nailitandscaleit.substack.com/.

Listed skills include Social Media Marketing, Social Media, Facebook, Digital Media, and 22 others.

Current workplace

James Critelli's current company

Company context helps verify the profile and gives searchers a useful next step.

Relentless
Relentless
Growth
New York, United States
Employees
315
AeroLeads page
17 roles · 27 years

James Critelli work experience

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

Cofounder & Managing Partner

Current

San Francisco, California, US

Stackmatix is the leading Startup & Scale-up Growth Partner. In 5 years we have:- Grown over 100 startups & scale-ups, leading to dozens of follow-on investments, a half dozen acquisitions, and 1 IPO for our clients.- Supported brands like Figma, Base10 Partners, Backblaze, Kalshi, Nursing.com, Pet Honesty, and Apply Design on their growth journeys.- Have.

Jun 2018 - Present

Angel Investor

San Francisco, CA, US

Dotcal is an online platform that gives users the ability to create customized booking pages for all of their scheduling needs.

Nov 2022 - Nov 2022

Angel Investor

Millbrae, CA, US

Playbook Products is a sports merchandise brand that has researched and diagrammed the greatest plays in sports history so fans can relive them. They have been featured on ESPN, The Ringer, and Barstool Sports.

Aug 2021 - Aug 2021

Angel Investor

Glen Cove, New York, US

Epicured is a subscription meal delivery service that specializes in Low FODMAP & gluten-free prepared foods. Every meal is dietitian-approved, backed by science, and built around your schedule, your health, and your life.

May 2021 - May 2021

Angel Investor

San Mateo, CA, US

-The Factual analyzes the credibility of over 20,000 stories every day on dimensions such as diversity of references, neutral tone of writing, author expertise on the topic, and historical site scores. Get the most credible stories on the critical trending news topics every morning with The Factual newsletter at: thefactual.com.-The Factual was acquired by.

Jan 2021 - Jan 2021

Angel Investor

Oakland, California, US

Backed by the Toyota Mobility Foundation, the NSF, and the NIH, Evolution Device's technology is built to aid people with walking disabilities, ranging from neurological conditions to those affected by injuries, retrain their muscles and restore their ability to walk.

Oct 2020 - Oct 2020

Angel Investor

Stanford, California, US

Pareto is a 100% female-led and operated business assistant saving high-growth teams thousands of hours on repetitive processes such as lead generation, market research, and admin operations. Pareto seeks to empower women around the world with meaningful virtual work.

Sep 2020 - Sep 2020

Chess - Fide Master, Former #1 Nationally Ranked Junior Player

Chess

-Recognized National Master and FIDE Master (U.S. and international titles)-Former #1 nationally ranked U.S. player ages 13, 14, 15 and 17-2-Time national scholastic champion-Over $15,000 in tournament winnings, including a victory at the US Amateur Team East, the most competitive amateur team tournament in the world-Appeared on the cover of "Chess Life".

1999 - Dec 2019

President

-Led the largest Toastmasters club (90 members) in San Francisco. -Created and implemented a process to manage new member on-boarding and an orientation program to teach new members about the club.-Helped to improve the club's online reputation by doubling its number of reviews on Google and Yelp.-Completed 25 speeches total, including 10 from the.

Jan 2019 - Jul 2019

Technical Solutions Engineer

San Francisco, CA, US

-Used Google Cloud's Virtual Machine capabilities in conjunction with Docker, Selenium, and Python to increase the speed of a key internal process by 10x.-Provided technical support on strategic enterprise accounts including Caesar's Entertainment.

Oct 2017 - May 2018

Senior Account Manager & Analytics And Attribution Lead

San Francisco, CA, US

-Advised and managed well-known brands on their programmatic advertising strategy including Atlassian, Jockey, Ferrari, AP Watches, Optimizely and Web.com.-Managed and advised clients on The Trade Desk, DBM, DCM, DoubleClick Search, Facebook Ads, and Google Analytics.-Developed an internal training program for our 50+ person team covering best practices on.

Jan 2015 - Jun 2017

Account Manager

San Francisco, CA, US

-5th employee hired. MightyHive was named the #7 Programmatic Agency in the world by AdExchanger and was acquired by S4 Capital in 2018 for $150 million.-Got trained on Google's programmatic ad tech stack including DoubleClick Bid Manager (DBM) and DoubleClick Campaign Manager (DCM).-Managed a book of business of 15 clients, training them on Google's ad.

Jan 2014 - Jan 2015

Associate Account Planner

Chicago, Illinois, US

-Performed daily client work to service Publicis agencies Zenith, Optimedia, and Moxie and end clients that included Chase, H&M, Farmer’s Insurance, Puma, Sonic, Reckitt, and more.-Gained experience planning campaigns for Display, Video, Social (Facebook Marketplace, FBX, Twitter), and Mobile.-Gained knowledge of various platforms including Invite 1.0.

Mar 2013 - Dec 2013

Advertising Dept. Manager

US

-Led a team of 8 people in managing the paper and generating over $200,000 in yearly operating revenue through ad sales.-Collaborated with 5 other managers to implement a collective vision for the newspaper's 35 person business staff.-Developed a more rigorous method of departmental accountability that made the department more project based and forward.

Oct 2010 - Dec 2012

Digital Marketing Intern

Route15 Media

-Created a report analyzing the revenue models of over 25 top digital companies including Amazon, eBay, Craigslist, Google, Foursquare, and more.-Developed a 15 page report on the future of mobile advertising.-Developed strategic marketing reports for 3 clients.-Did preliminary work to help launch a chemical startup including market research and financial.

Jun 2012 - Aug 2012

Co-Founder/Co-President

We Sell It
  • Sold over 400 items on Amazon, eBay, and Craigslist for local customers in exchange for 50% of the sale price.
Dec 2008 - Aug 2009
4 education records

James Critelli education

B.S., Applied Economics And Management

Cornell University

Software Engineering

Hack Reactor

Management, Entrepreneurship, And Global Leadership

The London School Of Economics And Political Science (Lse)

Education record

Darien High School
FAQ

Frequently asked questions about James Critelli

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

What company does James Critelli work for?

James Critelli works for Relentless.

What is James Critelli's role at Relentless?

James Critelli is listed as Growth at Relentless.

What is James Critelli's email address?

AeroLeads has found 1 work email signal at @stackmatix.com for James Critelli at Relentless.

What is James Critelli's phone number?

AeroLeads has found 5 phone signal(s) with area code 203, 916 for James Critelli at Relentless.

Where is James Critelli based?

James Critelli is based in Brooklyn, New York, United States while working with Relentless.

What companies has James Critelli worked for?

James Critelli has worked for Relentless, Stackmatix, Dotcal, Playbook Products, and Epicured.

How can I contact James Critelli?

You can use AeroLeads to view verified contact signals for James Critelli at Relentless, including work email, phone, and LinkedIn data when available.

What schools did James Critelli attend?

James Critelli holds B.S., Applied Economics And Management from Cornell University.

What skills is James Critelli known for?

James Critelli is listed with skills including Social Media Marketing, Social Media, Facebook, Digital Media, Online Advertising, Marketing, Javascript, and Account Management.

Find 750M verified contacts

Search by job title, company, industry, location, and seniority. Export verified B2B contact data when you need it.