# 400 Westside LP: Form D filing

400 Westside LP, a real estate company in Berwyn, PA, filed a Form D with the SEC in 2015. The latest, on June 4, 2015, reports $3.4 million sold of a $6.8 million offering to 10 investors.

Find out what 400 Westside LP does, who founded it and who invested, beyond what the filing says. $10 of credit on sign-up, no card.

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## The full lists

This record is a row of these lists. Pay by card with no account. Prices exclude VAT. CSV and Excel files with the columns this page does not show (company, CIK, street, city, state, ZIP and 4 more), which open on your screen as soon as the payment clears and come by email.

- [Form D filings in Pennsylvania](https://specstream.ai/data/form-d/state/pennsylvania): 987 rows, by operating companies, filed since November 1, 2024, $49.35, or the new rows each week for $19 a month. Buy: https://specstream.ai/data/form-d/state/pennsylvania
- [Form D filings in Other Real Estate](https://specstream.ai/data/form-d/industry/other-real-estate): 4,541 rows, by operating companies, filed since November 1, 2024, $125.41, or the new rows each week for $19 a month. Buy: https://specstream.ai/data/form-d/industry/other-real-estate

SpecStream is the live web data engine for teams and agents. It reads every Form D on SEC EDGAR the day it is filed, and this page is that reading. Ask for your own cut (a state, an industry, a size) and new filings arrive in your sheet, CRM, Slack or agent as they land.

## Company details from the filing

- Address: 1055 WESTLAKES DRIVE, SUITE 170, Berwyn, PA, 19312
- Phone: (610) 902-3050
- Industry: Other Real Estate
- Entity type: Limited Partnership
- Incorporated in: Pennsylvania
- Year incorporated: 2014
- Revenue range: $1 - $1,000,000
- Exemptions claimed: Rule 506(b), Securities Act section 4(a)(5)
- SEC identifier (CIK): 1634702

## Form D filings

| Filed | Type | Offering | Sold | Remaining | Investors | First sale | Filing |
| --- | --- | --- | --- | --- | --- | --- | --- |
| Jun 4, 2015 | New notice | $6,825,000 | $3,400,000 | $3,425,000 | 10 | Dec 31, 2014 | [sec.gov](https://www.sec.gov/Archives/edgar/data/1634702/000163470215000001/0001634702-15-000001-index.htm) |

## Executive officers and directors named in the filing

| Name | Role | Note in the filing |
| --- | --- | --- |
| William M. Andersen | Executive Officer |  |
| Joshua M. Introvatolo | Executive Officer |  |
| James A. Weiss | Executive Officer |  |
| N/A M. Longview Property Group | Promoter |  |
| Fei M. Xue | Executive Officer |  |
| Robin M McGill | Executive Officer |  |
| N/A M. 400 Westside GP, LLC | Promoter |  |

## Other real estate companies in Pennsylvania that filed recently

- [GSP Growth Fund 1, LLC](https://specstream.ai/data/form-d/company/gsp-growth-fund-1-llc-1993705) $3.1 million · Oct 21, 2026
- [GSP III, LLC](https://specstream.ai/data/form-d/company/gsp-iii-llc-1993662) $12.7 million · Oct 21, 2026
- [Arden HSF Co-Investment, LLC](https://specstream.ai/data/form-d/company/arden-hsf-co-investment-llc-2087659) $42 million · Oct 13, 2026
- [DeRosa Growth Fund LLC](https://specstream.ai/data/form-d/company/derosa-growth-fund-llc-2159144) offering · Oct 9, 2026
- [875 Mill Road, LP](https://specstream.ai/data/form-d/company/875-mill-road-lp-2151664) $1 million · Oct 6, 2026
- [PPR Cornerstone Home Lending Fund LLC](https://specstream.ai/data/form-d/company/ppr-cornerstone-home-lending-fund-llc-2154334) $50,000 · Sep 15, 2026
- [PPR Capital Foundation Fund LLC](https://specstream.ai/data/form-d/company/ppr-capital-foundation-fund-llc-2142541) $2.1 million · Aug 28, 2026
- [Paoli Real Estate Holdings LLC](https://specstream.ai/data/form-d/company/paoli-real-estate-holdings-llc-2151784) $1.2 million · Aug 26, 2026
- [PPR Keystone Housing Growth Fund, LLC](https://specstream.ai/data/form-d/company/ppr-keystone-housing-growth-fund-llc-2150908) $400,000 · Aug 19, 2026

[Every Form D from the week of Jun 1, 2015](https://specstream.ai/data/form-d/week/2015-06-01) · [All recent filings in Pennsylvania](https://specstream.ai/data/form-d/state/pennsylvania) · [All recent Other Real Estate filings](https://specstream.ai/data/form-d/industry/other-real-estate)

Read from SEC EDGAR. Amount sold is what 400 Westside LP reported on the day it filed; on an offering that is still open, a later amendment can raise it. Free to reuse with credit to SpecStream under [CC BY 4.0](https://creativecommons.org/licenses/by/4.0/).