Simpson Manufacturing : Investor Presentation - March 2024

STRONG FOUNDATION. STRONGER FUTURE.

Simpson Manufacturing Co., Inc.

Investor Presentation

March 2024

Safe Harbor

This presentation contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995, Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended. Forward-looking statements generally can be identified by words such as "anticipate," "believe," "estimate," "expect," "intend," "plan," "outlook," "target," "continue," "predict," "project," "change," "result," "future," "will," "could," "can," "may," "likely," "potentially," or similar expressions. Forward-looking statements are all statements other than those of historical fact and include, but are not limited to, statements about future financial and operating results, our plans, objectives, business outlook, priorities, expectations and intentions, expectations for sales and market growth, comparable sales, earnings and performance, stockholder value, capital expenditures, cash flows, the housing market, the home improvement industry, demand for services, share repurchases, our ongoing integration of ETANCO, our strategic initiatives, including the impact of these initiatives on our strategic and operational plans and financial results, and any statement of an assumption underlying any of the foregoing.

Forward-looking statements are subject to inherent uncertainties, risks and other factors that are difficult to predict and could cause our actual results to vary in material respects from what we have expressed or implied by these forward-looking statements. Important factors that could cause our actual results and financial condition to differ materially from those expressed in or implied by our forward-looking statements include the effect of global pandemics such as the COVID-19 pandemic and other widespread public health crisis and their effects on the global economy, the effects of inflation and labor and supply shortages, on our operations, the operations of our customers, suppliers and business partners, and our ongoing integration of ETANCO, as well as those discussed in the "Risk Factors" and " Management's Discussion and Analysis of Financial Condition and Results of Operations" sections of our most recent Annual Report on Form 10-K, subsequent Quarterly Reports on Form 10-Q and other reports we file with the SEC.

We caution that you should not place undue reliance on these forward-looking statements, which speak only as of the date of this presentation. We undertake no obligation to publicly update any forward-looking statement, whether as a result of new information, future developments or otherwise, except as may be required by law. Readers are urged to carefully review and consider the various disclosures made in our reports filed with the SEC that advise of the risks and factors that may affect our business, results of operations and financial condition.

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Investment Highlights

Industry leader with strong business model, accelerating above market top-line growth(1), high brand recognition and trusted reputation

Diversified product offerings and geographies with ~50% exposure to the U.S. housing market

Leadership position in structural solutions for wood connections with significant opportunities in all addressable markets

Industry-leading gross profit and operating margins

Strong balance sheet enables financial flexibility

~36% of free cash flow returned to stockholders since 2021(2)

(1)	Above market top-line growth relative to U.S. housing starts.	3
(2)	Time frame represents January 1, 2021 to December 31, 2023.

30-Year Trading History

5/25/1994

Initial public offering at $11.50 (or $2.875 adjusted for two stock splits in August 2002 & November 2004)

10/30/2017

Announced 2020 Plan to improve operational performance and enhance stockholder value

7/29/2019

Updated certain 2020 Plan targets

3/24/2020

COVID-19 pandemic declared

3/23/2021

Announced 5 Year Company Ambitions

• Key Growth Initiatives

12/29/2021

Announced binding offer to acquire ETANCO; closed acquisition of ETANCO on 4/1/2022

3/1/2024:

SSD closes at all- time high of $209.30

$210.00

$180.00

$150.00

$120.00

$90.00

$60.00

$30.00

$0.00

Compound annual growth rate of ~15% as of March 1, 2024 since the 1994 IPO

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Simpson's Brand and Culture

At Simpson, we describe the unique culture of our organization as our "Secret Sauce."

OUR MISSION

To provide solutions that help people design and build safer, stronger structures.

OUR COMPANY VALUES

1. Relentless Customer Focus
2. Long-RangeView
3. High-QualityProducts
4. Be The Leader
5. Everybody Matters
6. Enable Growth
7. Risk-TakingInnovation
8. Give Back
9. Be Humble, Have Fun

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Our Strong Business Model

Innovation leader A dedication to innovation, extensive engineering, and research and testing in our state-of-the-artlabs.

Longstanding relationships

Our long-standing reputation, relationships and engagement with builders and distributors, engineers, building officials, and contractors to design safer, stronger structures and improve construction practices.

Comprehensive service

Best-in-class field support, technical expertise, digital tools, and training to make it easy to select, specify, install and purchase our products.

Why

Simpson?

Our

Customer-Centric

Approach

Broad portfolio of structural solutions

An increasingly broad portfolio of products and software, and a commitment to developing complete solutions for the markets we serve.

Unparalleled availability & delivery

Industry-leading product availability and delivery standards on our vast product offering across multiple distribution channels, with typical delivery within 24-48 hours.

Impactful industry outreach

A strong commitment to trades education and partnering with organizations that provide training and career opportunities to attract more people to the industry and alleviate labor shortages.

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Innovation Leader

Simpson is a pioneer of construction solutions and the industry standard for structural connectors.

		EXPANSION INTO
FIRST	OPENED	STEEL SHEAR WALLS	EXPANSION INTO
HOLDOWN	TYE GILB TEST LAB		STAINLESS STEEL
			FASTENERS

FIRST CONNECTOR

EXPANSION INTO

FASTENERS

				NYSE
CONNECTOR			LISTING
MARKET LEADER			(SSD)
1970				1996			1999
						2005
1956		1984	1994		1997		2001		2008

			EXPANSION INTO
OUR FOUNDER	EXPANSION INTO	EXPANSION INTO	FASTENING SYSTEMS
BARC SIMPSON	CONCRETE	WOOD SHEAR WALLS	7

Innovation Leader (Continued)

Simpson is an innovation leader in fasteners, concrete repair, lateral systems, construction software and structural steel solutions.

FURTHER	EXPANSION INTO	EXPANSION INTO BUILDER
EXPANSION INTO	TRUSS SOFTWARE	& LBM SOFTWARE
COLD-FORMED
STEEL

						2016
	2012	2013		2019	2021
								2017
2011

EXPANSION INTO

EUROPEAN

COMMERCIAL

BUILDING MARKET

2023

2022

	EXPANSION INTO	EXPANSION INTO
	ENGINEERED
	STRUCTURAL STEEL		FURTHER
	WOOD PRODUCTS
EXPANSION INTO	EXPANSION INTO	FURTHER EXPANSION	EXPANSION INTO
CARBON FIBER SOLUTIONS	SOFTWARE	OUTDOOR DECORATIVE	INTO WOOD SHEAR	MASS TIMBER
		HARDWARE	WALLS
				8

Innovation Leader (Continued)

We are dedicated to research, testing, engineering and innovation through our state-of-the-art test labs.

Innovation by the numbersTesting is in our DNA

484		7		92
Engineers		Accredited		Code
		Test Labs		Reports

499 202 1,653

Patents	Patents	Trademarks
Worldwide	Pending	Worldwide

Large scale structural testing and individual solution testing provides us with a better understanding of how structures perform, advances our design technology and improves building safety.

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Broad Portfolio of Solutions

Broad and deep product offering with 18,000 standard and custom products for wood, concrete and steel, and digital solutions to make it easier to specify and order our products.

Wood Connection Products		Fastening Systems		Concrete Connection Products

Wood connectors, shearwalls, connectors for cold-formed steel and structural steel

Fasteners for connectors, structural screws, decking screws, and productivity solutions

Mechanical and adhesive anchors, injection epoxies, carbon fiber strengthening products

Integrated Component Systems		Digital Solutions

Truss plates, engineered wood product connectors, truss and EWP design software

Note: Excluding ETANCO building envelope products only sold in Europe.

50+ software and web applications for design, specification and estimating

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