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David Longnecker Email & Phone Number
Manager at Grant Thornton Advisory, LLC
at
Grant Thornton (US)
2 work emails found
@fanniemae.com
4 phones found area 301 and 202
LinkedIn matched
✓ Verified May 2026
4 data sources
Profile completeness 100%
Current company
Role
Manager at Grant Thornton Advisory, LLC
Location
New York, New York, United States
Company size
Who is David Longnecker? Overview
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Quick answer
David Longnecker is listed as Manager at Grant Thornton Advisory, LLC at Grant Thornton (US), a company with 11800 employees, based in New York, New York, United States. AeroLeads shows a work email signal at fanniemae.com, phone signal with area code 301, 202, and a matched LinkedIn profile for David Longnecker.
David Longnecker previously worked as Manager at Grant Thornton Llp (Us) and Valuation Manager at Grant Thornton Llp (Us). David Longnecker holds Bachelor Of Business Administration - Bba, Accounting And Finance from University Of Notre Dame.
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Email format at Grant Thornton (US)
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{first_initial}{last}@fanniemae.com
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Profile bio
About David Longnecker
Structured finance modeler and valuation manager with extensive experience in agency single and multifamily MBS, private label RMBS, CMBS, CLOs, corporate debt, CMO waterfall modeling, ABS, due diligence, trading, valuation, tax services, and supervising a staff delivering quarterly and annual fair valuation services. Provider of “best in class” valuation services, reverse engineering, fixed income capital markets, trading, bond administration, tax services, cash flow projections, and financial reporting services for consulting firm . Project management experience includes delivering end- to-end financial system enhancements for mortgage bond modeling software and databases using agile SDLC, Intex, Bloomberg, and Microsoft Excel.
Listed skills include Financial Modeling, Finance, Valuation, Structured Finance, and 22 others.
Current workplace
David Longnecker's current company
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Grant Thornton (Us)
9 roles
David Longnecker work experience
A career timeline built from the work history available for this profile.
Oct 2023 - Present
Valuation Manager
CurrentValuation and Modeling Manager for Structured Products including RMBS, CMBS, CLOs, Corporate Debt, and fixed income securties and loans.
Oct 2023 - Present
Manager
- Cash flow deal modeler and manager for structured transactions including single and multifamily collateralized mortgage obligations (CMOs), MBS pools, credit risk transfers, non-agency senior subordinate structures.
- Transitioned historical multifamily REMIC models from a DBF to a SQL database stream for reporting securities payments to the Federal Reserve and tax factor reporting to investors, currently delivering $2M in revenue.
- Designed software enhancements for modeling mortgage pools, CMOs, and credit risk transfer securities using Agile SDLC methodologies to create user-friendly software, improve existing services, and create new business.
- Created scope documents, wrote requirements, tested, and implemented software enhancements to reduce overall time spent for model setup by 50% leading to wider profit margins and larger monthly revenue streams from.
- Produced monthly deal attestation letters and work papers detailing audit processes, model validations, and due diligence procedures performed by KPMG for mortgage pools and bonds for security dealers and mortgage.
Nov 2017 - Jan 2023
Manager
- Reverse engineered both over-collateralized and senior subordinate mortgage structures in Excel for private label deal vintages underwritten from 2003-2007 paid by higher risk Alt-A, sub-prime, and scratch and dent.
Oct 2016 - Aug 2017
Senior Multifamily Remic Modeler
- Modeled cash flow and loss waterfalls for senior, mezzanine, and subordinate K multifamily mortgage debt certificates in INTEX Dealmaker and Excel for newly issued multifamily securities backed by fixed rate, floating.
- Analyzed new multifamily mortgage loans in the pipeline for subordinate bond investors by providing due diligence procedures and offering document review of multifamily property data disclosures including LTV, debt.
- Priced, structured, marketed and traded multifamily mortgage securities with various investment banks using Bloomberg, Excel, Intex Dealmaker, and current market data for decision analysis.
Oct 2015 - Jul 2016
Senior Financial Engineer
- Multifamily Trading Desk
- Traded DUS commitments and GeMs REMICS mortgage lenders and traders using BlackRock’s Aladdin, Bloomberg Terminal, and Excel software.
- Modeled new GEMS REMIC structures in Intex Deal Maker and analyzed daily market spreads in the secondary CMBS markets to help execute trades on both loan commitments and GeMs monthly security offerings. REMIC Tax CMO.
- Reverse engineered and trained new group members to model payment waterfalls in KPMG’s Winfast from security offering documents as well as provided due diligence on 50-75% of newly issued single and multifamily models..
- Technology projects included REMIC Backed REMIC Securities mapping of the underlying collateral to newly issued REMICs tranches, pool and bond data import updates to reduce setup time of CMO models, multifamily penalty.
- Calculated accretion and impairment amounts using fair market value estimates on Fannie Mae’s available for sale private label securities portfolio using FAS 115 and Agency 9920 accounting regulations.
Mar 2007 - Oct 2015
Senior Associate
- Financial Modeler:
- Structured Agency and Nonagency mortgage cash flow models for REMIC deals for various issuers.
- Collateral analyst for non-agency mortgage-backed securities and whole loans. Created summary tables of risk characteristics for non-agency collateral backed MBS securities including LTV, FICO credit scores, appraised.
- Created attestation letters detailing audit processes and procedures performed by KPMG for security underwriters.
- Clients: Countrywide Financial, Washington Mutual, Morgan Stanley, Lehman Brothers, Citigroup, Ginnie Mae, and Fannie Mae.
Jan 2005 - Mar 2007
Financial Analyst
John Staurulakis Inc
Forecasted capital expenditures for FCC subsidy submission and prepared financial statements for rural telephone companies throughout the United States.
Aug 2003 - Dec 2004
7 education records
David Longnecker education
Bachelor Of Business Administration - Bba, Accounting And Finance
University Of Notre Dame
Master Of Business Administration (M.B.A.), Finance And Financial Management Services
University Of Maryland - Robert H. Smith School Of Business
Education record
Bradford High School
Master Of Business Administration - Mba, Business Administration And Management, General
University Of Maryland
Master Of Business Administration - Mba, Finance And Financial Management Services
University Of Maryland
Master Of Business Administration - Mba, Finance And Financial Management Services
University Of Maryland
Master Of Business Administration - Mba, Mba
University Of Maryland
FAQ
Frequently asked questions about David Longnecker
Quick answers generated from the profile data available on this page.
What company does David Longnecker work for?
David Longnecker works for Grant Thornton (US).
What is David Longnecker's role at Grant Thornton (US)?
David Longnecker is listed as Manager at Grant Thornton Advisory, LLC at Grant Thornton (US).
What is David Longnecker's email address?
AeroLeads has found 2 work email signals at @fanniemae.com for David Longnecker at Grant Thornton (US).
What is David Longnecker's phone number?
AeroLeads has found 4 phone signal(s) with area code 301, 202 for David Longnecker at Grant Thornton (US).
Where is David Longnecker based?
David Longnecker is based in New York, New York, United States while working with Grant Thornton (US).
What companies has David Longnecker worked for?
David Longnecker has worked for Grant Thornton (Us), Grant Thornton Llp (Us), Kpmg Us, The Oakleaf Group, and Freddie Mac.
How can I contact David Longnecker?
You can use AeroLeads to view verified contact signals for David Longnecker at Grant Thornton (US), including work email, phone, and LinkedIn data when available.
What schools did David Longnecker attend?
David Longnecker holds Bachelor Of Business Administration - Bba, Accounting And Finance from University Of Notre Dame.
What skills is David Longnecker known for?
David Longnecker is listed with skills including Financial Modeling, Finance, Valuation, Structured Finance, Financial Analysis, Accounting, Capital Markets, and Risk Management.
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