David Mainzer
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David Mainzer Email & Phone Number

Investment Management Lawyer, Buchalter at Buchalter
Location: Los Angeles, California, United States 7 work roles 3 schools
1 work email found @sposilco.com 14 phones found area 917, 310, 213, 626, 718, and 734 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 14 phones

Work email m****@sposilco.com
Direct phone (917) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
Investment Management Lawyer, Buchalter
Location
Los Angeles, California, United States
Company size

Who is David Mainzer? Overview

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Quick answer

David Mainzer is listed as Investment Management Lawyer, Buchalter at Buchalter, a company with 499 employees, based in Los Angeles, California, United States. AeroLeads shows a work email signal at sposilco.com, phone signal with area code 917, 310, 213, 626, 718, 734, and a matched LinkedIn profile for David Mainzer.

David Mainzer previously worked as Shareholder at Buchalter and Partner at Ballard Spahr Llp. David Mainzer holds M.B.A. from Columbia University - Columbia Business School.

Company email context

Email format at Buchalter

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{last}@sposilco.com
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AeroLeads found 1 current-domain work email signal for David Mainzer. Compare company email patterns before reaching out.

Profile bio

About David Mainzer

LA law firm attorney with two decades of experience providing sophisticated legal advice to investment management organizations. Works from client perspective in helping his clients with:Regulatory complianceFund formationInvestmentsSecuritiesM&AEmploymentPrivate equity / venture capitalCommercial contracts

Listed skills include Private Equity, Venture Capital, Investments, Corporate Law, and 18 others.

Current workplace

David Mainzer's current company

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

Buchalter
Buchalter
Investment Management Lawyer, Buchalter
los angeles, california, united states
Website
Employees
499
AeroLeads page
7 roles

David Mainzer work experience

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

Shareholder

Current

Los Angeles, California, United States

Manage issues related to transactional law within areas of investment management, commercial transactions, hedge and venture funds, M&A, private equity, venture capital, securities offerings, regulatory compliance, and SEC reporting. Conduct corporate governance and regulatory compliance, and provide counsel on the formation of legal entities.

Nov 2023 - Present

Partner

Los Angeles, California, United States

Manage issues related to transactional law within areas of investment management, commercial transactions, hedge and venture funds, M&A, private equity, venture capital, securities offerings, regulatory compliance, and SEC reporting. Conduct corporate governance and regulatory compliance, and provide counsel on the formation of legal entities.

Jun 2022 - Nov 2023

Partner

Cohen Mainzer Llp

Greater Los Angeles Area

Manage issues related to transactional law within areas of investment management, commercial transactions, hedge and venture funds, M&A, private equity, venture capital, securities offerings, regulatory compliance, and SEC reporting. Conduct corporate governance and regulatory compliance, and provide counsel on the formation of legal entities.

Jul 2006 - Jun 2022

Chief Operating Officer, Chief Financial Officer And General Counsel

Amerindo Investment Advisors Inc.

New York, New York, United States

Oversaw all operations, broker relations, finance, legal functions, human resources and technology for SEC-registered investment advisory firm with $8 billion under management in hedge funds, separately managed institutional accounts and mutual funds. Supervised staff of 14. Managed all legal affairs, including risk management, regulatory compliance.

Jun 2000 - May 2006

Associate

Los Angeles, California, United States

Provided legal advice and representation with respect to investment management, hedge funds, private equity, venture capital, M&A, securities, and general corporate law. Trained and supervised four corporate associates. Advised investment firms on transactions and regulations. Represented nine private equity/venture capital funds in 102 private equity.

Oct 1997 - May 2000

Associate

Represented clients in investments, securities and M&A. Worked with global investment firms to create products for Australian market. Assisted major banks with Australian custodial operations.

Jun 1994 - May 1997

Summer Clerk

Sydney, Australia

Represented clients in investments, securities and M&A. Worked with global investment firms to create products for Australian market. Assisted major banks with Australian custodial operations.

Nov 1993 - Jan 1994
Team & coworkers

Colleagues at Buchalter

Other employees you can reach at buchalter.com. View company contacts for 499 employees →

3 education records

David Mainzer education

B.Com., Accounting

FAQ

Frequently asked questions about David Mainzer

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

What company does David Mainzer work for?

David Mainzer works for Buchalter.

What is David Mainzer's role at Buchalter?

David Mainzer is listed as Investment Management Lawyer, Buchalter at Buchalter.

What is David Mainzer's email address?

AeroLeads has found 1 work email signal at @sposilco.com for David Mainzer at Buchalter.

What is David Mainzer's phone number?

AeroLeads has found 14 phone signal(s) with area code 917, 310, 213, 626, 718, 734 for David Mainzer at Buchalter.

Where is David Mainzer based?

David Mainzer is based in Los Angeles, California, United States while working with Buchalter.

What companies has David Mainzer worked for?

David Mainzer has worked for Buchalter, Ballard Spahr Llp, Cohen Mainzer Llp, Amerindo Investment Advisors Inc., and Allens.

Who are David Mainzer's colleagues at Buchalter?

David Mainzer's colleagues at Buchalter include C. Dana Hobart, Steven Fox, Rebecca Lang, Cristina Daniels, and Payne, Andrea.

How can I contact David Mainzer?

You can use AeroLeads to view verified contact signals for David Mainzer at Buchalter, including work email, phone, and LinkedIn data when available.

What schools did David Mainzer attend?

David Mainzer holds M.B.A. from Columbia University - Columbia Business School.

What skills is David Mainzer known for?

David Mainzer is listed with skills including Private Equity, Venture Capital, Investments, Corporate Law, Asset Management, Mergers, Corporate Governance, and Asset Managment.

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