Dec 2020 - Present
AeroLeads people directory · profile
William Mapes Email & Phone Number
Retired at The Law Office of William R. Mapes, Jr.
at
The Law Office of William R. Mapes, Jr.
1 work email found
@wrmapeslaw.com
LinkedIn matched
✓ Verified July 2026
4 data sources
Profile completeness 100%
Current company
Role
Retired at The Law Office of William R. Mapes, Jr.
Location
Washington, District of Columbia, United States
Company size
Who is William Mapes? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
William Mapes is listed as Retired at The Law Office of William R. Mapes, Jr. at The Law Office of William R. Mapes, Jr., a with 1 employees, based in Washington, District of Columbia, United States. AeroLeads shows a work email signal at wrmapeslaw.com and a matched LinkedIn profile for William Mapes.
William Mapes previously worked as Retired at The Law Office Of William R. Mapes, Jr. and Attorney at The Law Office Of William R. Mapes, Jr.. William Mapes holds J.D. from American University, Washington College Of Law.
Company email context
Email format at The Law Office of William R. Mapes, Jr.
This section adds company-level context without repeating William Mapes's masked contact details.
*@wrmapeslaw.com
71% confidence
AeroLeads found 1 current-domain work email signal for William Mapes. Compare company email patterns before reaching out.
Profile bio
About William Mapes
Administrative and Energy Law, including matters before the Federal Energy Regulatory Commission (FERC), as well as transactional and litigation issues related to energy regulation; natural gas; electricity; oil pipelines; federal grants and loans.
Listed skills include Energy Law, Litigation, Legal Research, Corporate Law, and 32 others.
Current workplace
William Mapes's current company
Company context helps verify the profile and gives searchers a useful next step.
The Law Office Of William R. Mapes, Jr.
6 roles · 50 years
William Mapes work experience
A career timeline built from the work history available for this profile.
Attorney
Located in downtown Washington, DC, the Law Office of William R. Mapes, Jr. represents clients in all aspects of Administrative and Energy Law, including the following range of matters before FERC and other Federal agencies, as well as related transactional and litigation issues:• energy regulation • natural gas • electricity • oil pipelines • federal grants / loans By avoiding the high overhead of law firms in Washington, DC, yet conveniently located only one block from the White House, the Law Office of William R. Mapes, Jr. provides highly capable legal services at reasonable rates.
Jan 2009 - Mar 2022
Of Counsel
Duncan, Weinberg, Genzer & Pembroke
2005 - 2008
~3 yrs
Partner
Duane Morris Llp, Washington, D.C.
2000 - 2005
~5 yrs
Partner
Ross, Marsh & Foster, Washington, D.C.
1984 - 2000
~16 yrs
Associate
Ross, Marsh & Foster, Washington, D.C.
1977 - 1984
~7 yrs
2 education records
William Mapes education
Bsba (Economics)
FAQ
Frequently asked questions about William Mapes
Quick answers generated from the profile data available on this page.
What company does William Mapes work for?
William Mapes works for The Law Office of William R. Mapes, Jr..
What is William Mapes's role at The Law Office of William R. Mapes, Jr.?
William Mapes is listed as Retired at The Law Office of William R. Mapes, Jr. at The Law Office of William R. Mapes, Jr..
What is William Mapes's email address?
AeroLeads has found 1 work email signal at @wrmapeslaw.com for William Mapes at The Law Office of William R. Mapes, Jr..
Where is William Mapes based?
William Mapes is based in Washington, District of Columbia, United States while working with The Law Office of William R. Mapes, Jr..
What companies has William Mapes worked for?
William Mapes has worked for The Law Office Of William R. Mapes, Jr., Duncan, Weinberg, Genzer & Pembroke, Duane Morris Llp, Washington, D.C., and Ross, Marsh & Foster, Washington, D.C..
Who are William Mapes's colleagues at The Law Office of William R. Mapes, Jr.?
William Mapes's colleagues at The Law Office of William R. Mapes, Jr. include Johnny Brenamen.
How can I contact William Mapes?
You can use AeroLeads to view verified contact signals for William Mapes at The Law Office of William R. Mapes, Jr., including work email, phone, and LinkedIn data when available.
What schools did William Mapes attend?
William Mapes holds J.D. from American University, Washington College Of Law.
What skills is William Mapes known for?
William Mapes is listed with skills including Energy Law, Litigation, Legal Research, Corporate Law, Administrative Law, Legal Writing, Energy, and Commercial Litigation.
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 William Mapes you were looking for.
William Mapes
3 email domains
William Mapes
3 email domains
William Mapes
1 email domain
William Mapes
1 email domain