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Sissi Liu Email & Phone Number
CEO and Co-Founder
at
Metalmark Innovations
1 work email found
@metalmark.xyz
3 phones found area 978
LinkedIn matched
✓ Verified Jun 2026
4 data sources
Profile completeness 100%
Current company
Role
CEO and Co-Founder
Location
Cambridge, Massachusetts, United States
Company size
Who is Sissi Liu? Overview
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Quick answer
Sissi Liu is listed as CEO and Co-Founder at Metalmark Innovations, a company with 3 employees, based in Cambridge, Massachusetts, United States. AeroLeads shows a work email signal at metalmark.xyz, phone signal with area code 978, and a matched LinkedIn profile for Sissi Liu.
Sissi Liu previously worked as CEO & Co-Founder at Metalmark Innovations and Mentor at Mit Venture Mentoring Service. Sissi Liu holds Mpp, Public Policy - Environment And Natural Resource from Harvard University.
Company email context
Email format at Metalmark Innovations
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{first}@metalmark.xyz
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AeroLeads found 1 current-domain work email signal for Sissi Liu. Compare company email patterns before reaching out.
Profile bio
About Sissi Liu
For the past 20 years, I've been dedicated to addressing the global climate crisis. Leading Metalmark Innovations, a Public Benefits Corporation (PBC) I co-founded, has been an honor and a passion. Our mission is clear: to pioneer sustainable solutions that combat indoor air pollution and improve health.Metalmark is at the forefront of climate tech innovations, with our flagship product, Tatama, embodying our commitment to sustainability. As the first self-renewing air cleaner, Tatama is revolutionizing the industry by reducing maintenance hassles and costs. The synergies between Tatama and its filter ensure longevity and efficacy, providing real-time indoor air quality (IAQ) data and minimizing waste and energy consumption.Appreciating the problems at the center of the climate-health nexus, we recognize that indoor air quality directly impacts human wellbeing. That's why we're focused on developing solutions that address indoor air pollution and safeguard the health of individuals and communities worldwide.Beyond our innovative products, Metalmark is a community-driven company. We believe in the power of collaboration and are actively engaged in building partnerships and ecosystem initiatives that promote sustainability, climate adaptation, and resilience. In addition to my role at Metalmark, I am deeply committed to mentoring climate tech startups and nurturing the next generation of leaders in the field. Sustainability and realizing climate solutions are at the core of my professional ethos. Let's work together to create cleaner, healthier indoor environments for all. Join us on our mission to elevate the standards of indoor air quality.
Listed skills include Renewable Energy, Venture Capital, Cleantech, Business Development, and 38 others.
Current workplace
Sissi Liu's current company
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Metalmark Innovations
18 roles · 27 years
Sissi Liu work experience
A career timeline built from the work history available for this profile.
Ceo & Co-Founder
CurrentLeading the company in commercializing its air purification products based on novel materials, system design, and data analytics/ML.
Dec 2018 - Present
Mentor
Current
Mit Venture Mentoring Service
Jun 2016 - Present
Catalyst
Current
Mit Deshpande Center
2017 - Present
~9 yrs 5 mos
Director Of Board
2016 - 2020
~4 yrs
Judge And Mentor
Mentored Gold-level winner, CoolComposites, maker of inorganic phase-change material (PCM) for building insulation applications. Provided advisory on strategy, partnerships, and investor pitch.
2017 - 2018
~1 yr
Mentor
2016 - 2017
~1 yr
Head Of North American Business Development
- Held an instrumental role in cementing and expanding strategic partnership between Joule and Audi
- Led partnership development and deal term negotiations with key ecosystem players in the U.S. and abroad
- Delivered first announced site for Joule plant in Hobbs, NM
- Directed government relations activities
Aug 2009 - 2015
Fund Manager: Seed
Ma Renewable Energy Trust
Managed $8 million SEED Fund for investing in and incubating seed-stage clean energy technology companies and served as lead LP of the Massachusetts Green Energy Fund, a $17 million venture capital fund. Portfolio companies include Lilliputian, MTPV, FloDesign Wind Turbine, Premium Power, Ze-gen, Nanoptek, CellTech Power, Agrivida, SolarOne, FreeGreen.
Jul 2006 - Jun 2009
Board Observer
2006 - 2009
~3 yrs
Board Observer
2006 - 2009
~3 yrs
Judge And Mentor
Jan 2007 - Dec 2008
Consultant
Sentech Inc.
Led project teams to perform market assessments and policy analysis in wind, solar, hydrogen, geothermal, and other renewable energy technology areas
Feb 2005 - Jul 2006
Vp, Corporate Development
Zipglobal - Voip
Directed marketing and business development activities. Built team to execute on marketing, partnerships, and dealer program development. Multiplied customer base in Asia and North America.
2003 - 2004
~1 yr
Research Fellow, Alternatives To Slash-And-Burn Program (Asb)
Jun 2003 - Aug 2003
Economic Specialist, Us Embassy
Jun 2002 - Aug 2002
Product Manager
Collaborated with multi-department teams to evaluate, document, and rollout new products and services
2000 - 2001
~1 yr
Financial Analyst
Investment banking coverage: High Tech and Telecommunications. Transaction experience in M&A, IPO, and private equity, valued at over $200 billion
1999 - 2000
~1 yr
2 education records
Sissi Liu education
Mpp, Public Policy - Environment And Natural Resource
Harvard University
Ba, Econmics, Math
Wellesley College
FAQ
Frequently asked questions about Sissi Liu
Quick answers generated from the profile data available on this page.
What company does Sissi Liu work for?
Sissi Liu works for Metalmark Innovations.
What is Sissi Liu's role at Metalmark Innovations?
Sissi Liu is listed as CEO and Co-Founder at Metalmark Innovations.
What is Sissi Liu's email address?
AeroLeads has found 1 work email signal at @metalmark.xyz for Sissi Liu at Metalmark Innovations.
What is Sissi Liu's phone number?
AeroLeads has found 3 phone signal(s) with area code 978 for Sissi Liu at Metalmark Innovations.
Where is Sissi Liu based?
Sissi Liu is based in Cambridge, Massachusetts, United States while working with Metalmark Innovations.
What companies has Sissi Liu worked for?
Sissi Liu has worked for Metalmark Innovations, Mit Venture Mentoring Service, Mit Deshpande Center, Cerahelix, and Masschallenge.
Who are Sissi Liu's colleagues at Metalmark Innovations?
Sissi Liu's colleagues at Metalmark Innovations include Hediyeh Zamani and Tanya Shirman, Ph.D..
How can I contact Sissi Liu?
You can use AeroLeads to view verified contact signals for Sissi Liu at Metalmark Innovations, including work email, phone, and LinkedIn data when available.
What schools did Sissi Liu attend?
Sissi Liu holds Mpp, Public Policy - Environment And Natural Resource from Harvard University.
What skills is Sissi Liu known for?
Sissi Liu is listed with skills including Renewable Energy, Venture Capital, Cleantech, Business Development, Start Ups, Mergers And Acquisitions, Energy, and Solar Energy.
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