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John (Jack) Calderone Email & Phone Number

Cofounder and Principal Mechanical Engineer at Stealth Startup
Location: San Francisco Bay Area, United States, United States 12 work roles 1 school
1 work email found @tesla.com 1 phone found area 888 LinkedIn matched
✓ Verified Jun 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 1 phone

Work email j****@tesla.com
Direct phone (888) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
Cofounder and Principal Mechanical Engineer
Location
San Francisco Bay Area, United States, United States

Who is John (Jack) Calderone? Overview

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Quick answer

John (Jack) Calderone is listed as Cofounder and Principal Mechanical Engineer at Stealth Startup, based in San Francisco Bay Area, United States, United States. AeroLeads shows a work email signal at tesla.com, phone signal with area code 888, and a matched LinkedIn profile for John (Jack) Calderone.

John (Jack) Calderone previously worked as Sr. Staff Mechanical Design Engineer at Tesla and Staff Mechanical Design Engineer at Tesla. John (Jack) Calderone holds B.S., Mechanical Engineering from University Of Maryland - A. James Clark School Of Engineering.

Company email context

Email format at Stealth Startup

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{first_initial}{last}@tesla.com
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AeroLeads found 1 current-domain work email signal for John (Jack) Calderone. Compare company email patterns before reaching out.

Profile bio

About John (Jack) Calderone

I lead a team of mechanical engineers who are rethinking the best way to design and manufacture thermal systems. We recently launched the SuperManifold Assembly (also called OctoValve) which integrates the thermal system into a PCB-like assembly, enabling a heat pump architecture while dramatically reducing cost and manufacturing complexity.

Listed skills include Engineering, Leadership, Product Design, 3D Printing, and 42 others.

Current workplace

John (Jack) Calderone's current company

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

Stealth Startup
Stealth Startup
Cofounder and Principal Mechanical Engineer
California, United States
AeroLeads page
12 roles

John (Jack) Calderone work experience

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

Cofounder And Principal Mechanical Engineer

Stealth Startup

California, United States

Sr. Staff Mechanical Design Engineer

Current

Austin, Texas, US

Leading a team of all-star engineers to develop the next generation supermanifold/octovalve for Tesla's thermal systems.

Nov 2020 - Present

Staff Mechanical Design Engineer

Austin, Texas, US

Invented and led the design of the SuperManifold Assemlby (also called the OctoValve) for the Tesla heat pump system, now implemented across all Tesla vehicles.The SuperManifold integrates the thermal system into a PCB-like assembly which enables an efficient heat pump architecture while dramatically reducing cost and manufacturing complexity.The.

Dec 2018 - Nov 2020

Senior Mechanical Design Engineer

Austin, Texas, US

Ramped production from 1200 to 5000 per week on the Model 3 thermal subassembly line. Redesigned equipment, optimized process flow, trained operators, and coordinated installations during shutdownsDesigned and helped fabricate a novel thermal system for the Tesla SemiDesigned and built a test buck for the Tesla Semi thermal system.

Oct 2017 - Dec 2018

Mechanical Design Engineer

Austin, Texas, US

Designed the Model 3 chiller and expansion valve assembly (part of the SuperBottle), refrigerant lines, and thermal expansion valve

Jun 2016 - Oct 2017

Founder

Bugaboo Cutters

Started a company to design, manufacture, and market high-quality 3D-printed cookie cutters.Achieved a production scrap rate of <1% by systematically testing over 150 combinations of 3D printer settings, firmware configurations, and cutter profile designs to identify root causes of printing defects.Created a scalable manufacturing cell with multiple.

Sep 2014 - Jun 2016

Mechanical Engineer (Product Design)

Pittsburgh, Pennsylvania, US

Collaborated with a small team of US engineers and an international joint venture to develop a high-pressure pneumatic brake system for freight trains operating in extremely harsh environments with extended service intervals.Designed and built prototypes for new products including extensive 3D modeling of parts for standard machining processes, injection.

Sep 2014 - May 2016

Tower Structural Analyst

Houston, TX, US

Worked with a large team of engineers to analyze documentation from 10,000 newly acquired cellphone towers to ensure prompt integration into the company database.Ensured the accuracy of tower data by comparing existing records to detailed field inspections.

Apr 2014 - Aug 2014

Furniture Designer/Builder

Jc Woodwork

Designed and built custom built-in furniture including entertainment centers, bookshelves, banquettes, kitchen islands, pantries, and bathroom vanities.Designed and remodeled kitchens, bathrooms, and basements including installing hardwood floors, granite tile counter tops, mosaic tile backsplashes, kitchen cabinets, appliances, and many custom.

Jan 2012 - Apr 2014

Energy Infrastructure Intern

Baltimore, Maryland, US

Performed calculations, equipment selection, and assisted with the drawings for a compressed air system at a military base. Project encompassed ten aircraft hangars, offices, and shop buildings.Analyzed a solar thermal heating system for a correctional facility including initial system design, sizing calculations, equipment selection, cost estimate, and.

Jun 2012 - Jan 2013

Test Facility Designer/Builder

College Park, MD, US

Designed and built a mobile test facility for a military UAV engine including provisions for a fuel supply, an external cooling system, instrumentation, a control station with video monitoring, and a protective housing with sound attenuation. Performed all fabrication and test setup layout.

May 2011 - Aug 2011

Production Manager

Lampstand Press

Designed and implemented extensive improvements to production, inventory, and packaging processes, increasing productivity and reducing shipment errors.Managed all in-house production including inventory tracking and raw material purchasing.Scheduled, trained, and supervised up to six employees during daily operations.Co-managed two significant warehouse.

Apr 2004 - Jun 2008
1 education record

John (Jack) Calderone education

  • University Of Maryland - A. James Clark School Of Engineering
    University Of Maryland - A. James Clark School Of Engineering
    Mechanical Engineering
FAQ

Frequently asked questions about John (Jack) Calderone

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

What company does John (Jack) Calderone work for?

John (Jack) Calderone works for Stealth Startup.

What is John (Jack) Calderone's role at Stealth Startup?

John (Jack) Calderone is listed as Cofounder and Principal Mechanical Engineer at Stealth Startup.

What is John (Jack) Calderone's email address?

AeroLeads has found 1 work email signal at @tesla.com for John (Jack) Calderone at Stealth Startup.

What is John (Jack) Calderone's phone number?

AeroLeads has found 1 phone signal(s) with area code 888 for John (Jack) Calderone at Stealth Startup.

Where is John (Jack) Calderone based?

John (Jack) Calderone is based in San Francisco Bay Area, United States, United States while working with Stealth Startup.

What companies has John (Jack) Calderone worked for?

John (Jack) Calderone has worked for Stealth Startup, Tesla, Bugaboo Cutters, Wabtec Corporation, and Crown Castle.

How can I contact John (Jack) Calderone?

You can use AeroLeads to view verified contact signals for John (Jack) Calderone at Stealth Startup, including work email, phone, and LinkedIn data when available.

What schools did John (Jack) Calderone attend?

John (Jack) Calderone holds B.S., Mechanical Engineering from University Of Maryland - A. James Clark School Of Engineering.

What skills is John (Jack) Calderone known for?

John (Jack) Calderone is listed with skills including Engineering, Leadership, Product Design, 3D Printing, Testing, Manufacturing, Ptc Creo, and Pro Engineer.

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