Principal
Current
Jan 2012 - Present
AeroLeads people directory · profile
David Clapper Email & Phone Number
Principal at MainLine Investment Partners
at
MainLine Investment Partners
1 work email found
@mainlineco.com
5 phones found area 856, 215, and 717
LinkedIn matched
✓ Verified Jul 2026
4 data sources
Profile completeness 100%
Current company
Role
Principal at MainLine Investment Partners
Location
Haddon Heights, New Jersey, United States
Company size
Who is David Clapper? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
David Clapper is listed as Principal at MainLine Investment Partners at MainLine Investment Partners, a with 34 employees, based in Haddon Heights, New Jersey, United States. AeroLeads shows a work email signal at mainlineco.com, phone signal with area code 856, 215, 717, and a matched LinkedIn profile for David Clapper.
David Clapper previously worked as Principal at Mainline Investment Partners and Chief Financial Officer at Cms Companies. David Clapper holds Bachelor, Accounting from Drexel University.
Company email context
Email format at MainLine Investment Partners
This section adds company-level context without repeating David Clapper's masked contact details.
{first_initial}{last}@mainlineco.com
86% confidence
AeroLeads found 1 current-domain work email signal for David Clapper. Compare company email patterns before reaching out.
Profile bio
About David Clapper
David Clapper is a Principal at MainLine Investment Partners at MainLine Investment Partners. He possess expertise in corporate finance, investments, external audit, tax, internal audit and 8 more skills.
Listed skills include Corporate Finance, Investments, External Audit, Tax, and 9 others.
Current workplace
David Clapper's current company
Company context helps verify the profile and gives searchers a useful next step.
Mainline Investment Partners
Employees
34
AeroLeads page
3 roles · 29 years
David Clapper work experience
A career timeline built from the work history available for this profile.
Chief Financial Officer
Cms Companies
Sep 2008 - Dec 2011
Senior Manager
1998 - 2008
~10 yrs
1 education record
David Clapper education
FAQ
Frequently asked questions about David Clapper
Quick answers generated from the profile data available on this page.
What company does David Clapper work for?
David Clapper works for MainLine Investment Partners.
What is David Clapper's role at MainLine Investment Partners?
David Clapper is listed as Principal at MainLine Investment Partners at MainLine Investment Partners.
What is David Clapper's email address?
AeroLeads has found 1 work email signal at @mainlineco.com for David Clapper at MainLine Investment Partners.
What is David Clapper's phone number?
AeroLeads has found 5 phone signal(s) with area code 856, 215, 717 for David Clapper at MainLine Investment Partners.
Where is David Clapper based?
David Clapper is based in Haddon Heights, New Jersey, United States while working with MainLine Investment Partners.
What companies has David Clapper worked for?
David Clapper has worked for Mainline Investment Partners, Cms Companies, and Ernst & Young.
How can I contact David Clapper?
You can use AeroLeads to view verified contact signals for David Clapper at MainLine Investment Partners, including work email, phone, and LinkedIn data when available.
What schools did David Clapper attend?
David Clapper holds Bachelor, Accounting from Drexel University.
What skills is David Clapper known for?
David Clapper is listed with skills including Corporate Finance, Investments, External Audit, Tax, Internal Audit, Enterprise Risk Management, Sarbanes Oxley, and Hedge Funds.
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 David Clapper you were looking for.
View similar profiles
