AeroLeads people directory · profile
Marissa Siefkes Email & Phone Number
Investment Team, Catalyst Food and Katapult Impact Platform
at
Katapult
1 work email found
@writelabel.com
LinkedIn matched
✓ Verified July 2026
4 data sources
Profile completeness 100%
Current company
Role
Investment Team, Catalyst Food and Katapult Impact Platform
Location
London, England, United Kingdom
Company size
Who is Marissa Siefkes? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
Marissa Siefkes is listed as Investment Team, Catalyst Food and Katapult Impact Platform at Katapult, a with 374 employees, based in London, England, United Kingdom. AeroLeads shows a work email signal at writelabel.com and a matched LinkedIn profile for Marissa Siefkes.
Marissa Siefkes previously worked as Chief Operating Officer at Write Label and EVP, Operations at Write Label. Marissa Siefkes holds B.A., Government, Italian, Summa Cum Laude from Georgetown University.
Company email context
Email format at Katapult
This section adds company-level context without repeating Marissa Siefkes's masked contact details.
{first}@writelabel.com
89% confidence
AeroLeads found 1 current-domain work email signal for Marissa Siefkes. Compare company email patterns before reaching out.
Profile bio
About Marissa Siefkes
Marissa Siefkes is a Investment Team, Catalyst Food and Katapult Impact Platform at Katapult. She possess expertise in nonprofits, program evaluation, entrepreneurship, teaching, curriculum development and 14 more skills. She is proficient in Italian. Colleagues describe her as "Chefs not only love working with Marissa, it also shows in the bottom line. As Sales Director, Marissa has been instrumental in growing the Farm.One sales program by increasing both the number of clients we work with, and the recurring revenue of each client. Marissa's networking, account management and people skills have made it easy for her to navigate the fast-moving world of New York chef sales — and her attention to detail and dependability mean that the top chefs in the city… Show more"
Listed skills include Nonprofits, Program Evaluation, Entrepreneurship, Teaching, and 15 others.
Current workplace
Marissa Siefkes's current company
Company context helps verify the profile and gives searchers a useful next step.
Katapult
14 roles
Marissa Siefkes work experience
A career timeline built from the work history available for this profile.
Chief Operating Officer
CurrentWrite Label is an end-to-end creative solution for broadcasters, media companies, and brands. Extend your creative team through our technology platform, leveraging a global network of distributed talent and custom-built AI to create resonant advertising content quickly, cost-effectively, and at scale.
Jan 2022 - Present
Evp, Operations
Apr 2021 - Jan 2022
Advisor
CurrentEspecially Puglia e-commerce CSA and "Adopt" programs connect foodies in the US & UK to family farmers and artisan food makers in Puglia, Italy. Especially Puglia's vetted network of small-scale producers meet the highest standards of excellence and sustainability, preserving regional heritage through traditional agricultural and pastoral practices.
Mar 2016 - Present
Executive Board Member
Current
Children'S Health Incentives Lab
A nonprofit innovation lab harnessing principles of behavioral economics, education, policy, and medicine to improve children's health. Served as Chair of Programming. Led development of Step it Up campaign to promote youth physical activity. Piloted the program with 300+ students across three New York City schools to prove the model's scalability. In August 2020, CHIL merged with Team Kid Power ("KiPOW!") to serve as an advisor to their national expansion.
Nov 2014 - Present
Sales Director
Nov 2018 - Aug 2020
Director, Academic Operations & Strategy
Jul 2017 - Oct 2018
Associate Director, Academic Operations And Strategy
Jul 2015 - Jun 2017
Associate, Academic Operations
Jul 2014 - Jun 2015
Executive Assistant To The Chief Academic Officer
Jul 2012 - Jul 2014
First Grade Teacher, Lead Planner: Social Studies & Science
Dec 2011 - Jun 2012
Director Of Metrics And Evaluation
Compass Partners (Now Social Impact 360)
Jun 2011 - Nov 2011
Middle Grades Social Studies Teacher
James Martin Middle School
Jun 2010 - Jun 2011
Founding Partner & Fellowship Mentor
Compass Partners
Sep 2008 - May 2010
Team & coworkers
Colleagues at Katapult
Other employees you can reach at writelabel.com. View company contacts for 374 employees →
LH
Lisa H.
Colleague at KatapultWashington Dc-Baltimore Area, United States
View →
MR
Mike Roy
Colleague at KatapultHaldimand County, Ontario, Canada
View →
FD
Fiona D.
Colleague at KatapultWhite Plains, New York, United States
View →
RI
Robert Irish
Colleague at KatapultNampa, Idaho, United States
View →
CG
Carlos Gabriel Rodríguez Camargo
Colleague at KatapultBogota, D.C., Capital District, Colombia
View →
ZM
Zahid Mahmood
Colleague at KatapultFaisalabad, Punjab, Pakistan
View →
MM
Margi M
Colleague at KatapultFort Lee, New Jersey, United States
View →
CI
Carlos Iván Murguía Del Olmo
Colleague at KatapultNaucalpan De Juárez, México, Mexico
View →
OG
Oihane García De Cáceres López
Colleague at KatapultGreater Valencia Metropolitan Area, Spain
View →
NK
Natasha K.
Colleague at KatapultAsheville, North Carolina, United States
View →
Lisa H.
Colleague at KatapultWashington Dc-Baltimore Area, United States
View →
MR
Mike Roy
Colleague at KatapultHaldimand County, Ontario, Canada
View →
FD
Fiona D.
Colleague at KatapultWhite Plains, New York, United States
View →
RI
Robert Irish
Colleague at KatapultNampa, Idaho, United States
View →
CG
Carlos Gabriel Rodríguez Camargo
Colleague at KatapultBogota, D.C., Capital District, Colombia
View →
ZM
Zahid Mahmood
Colleague at KatapultFaisalabad, Punjab, Pakistan
View →
MM
Margi M
Colleague at KatapultFort Lee, New Jersey, United States
View →
CI
Carlos Iván Murguía Del Olmo
Colleague at KatapultNaucalpan De Juárez, México, Mexico
View →
OG
Oihane García De Cáceres López
Colleague at KatapultGreater Valencia Metropolitan Area, Spain
View →
NK
Natasha K.
Colleague at KatapultAsheville, North Carolina, United States
View →
1 education record
Marissa Siefkes education
FAQ
Frequently asked questions about Marissa Siefkes
Quick answers generated from the profile data available on this page.
What company does Marissa Siefkes work for?
Marissa Siefkes works for Katapult.
What is Marissa Siefkes's role at Katapult?
Marissa Siefkes is listed as Investment Team, Catalyst Food and Katapult Impact Platform at Katapult.
What is Marissa Siefkes's email address?
AeroLeads has found 1 work email signal at @writelabel.com for Marissa Siefkes at Katapult.
Where is Marissa Siefkes based?
Marissa Siefkes is based in London, England, United Kingdom while working with Katapult.
What companies has Marissa Siefkes worked for?
Marissa Siefkes has worked for Katapult, Write Label, Especially Puglia, Children'S Health Incentives Lab, and Farm.One.
Who are Marissa Siefkes's colleagues at Katapult?
Marissa Siefkes's colleagues at Katapult include Lisa H., Mike Roy, Fiona D., Robert Irish, and Carlos Gabriel Rodríguez Camargo.
How can I contact Marissa Siefkes?
You can use AeroLeads to view verified contact signals for Marissa Siefkes at Katapult, including work email, phone, and LinkedIn data when available.
What schools did Marissa Siefkes attend?
Marissa Siefkes holds B.A., Government, Italian, Summa Cum Laude from Georgetown University.
What skills is Marissa Siefkes known for?
Marissa Siefkes is listed with skills including Nonprofits, Program Evaluation, Entrepreneurship, Teaching, Curriculum Development, Microsoft Office, Program Management, and Non Profits.
Find 750M verified contacts
Search by job title, company, industry, location, and seniority. Export verified B2B contact data when you need it.
Start free trialPeople with similar names
Check these profiles if this is not the Marissa Siefkes you were looking for.
Marissa Siefkes
2 email domains