Consumers Energy : 2021 ESG Presentation

Environmental, Social & Governance

October 2021

This presentation is made as of the date hereof and contains "forward-looking statements" as defined in Rule 3b-6 of the Securities Exchange Act of 1934, Rule 175 of the Securities

Act of 1933, and relevant legal decisions. The forward-looking statements are subject to risks and uncertainties. All forward-looking statements should be considered in the context of

the risk and other factors detailed from time to time in CMS Energy's and Consumers Energy's Securities and Exchange Commission filings. Forward-looking statements should be read in conjunction with "FORWARD-LOOKING STATEMENTS AND INFORMATION" and "RISK FACTORS" sections of CMS Energy's and Consumers Energy's most recent Form 10-K and as updated in reports CMS Energy and Consumers Energy file with the Securities and Exchange Commission. CMS Energy's and Consumers Energy's "FORWARDLOOKING STATEMENTS AND INFORMATION" and "RISK FACTORS" sections are incorporated herein by reference and discuss important factors that could cause CMS Energy's and Consumers Energy's results to differ materially from those anticipated in such statements. CMS Energy and Consumers Energy undertake no obligation to update any of the information presented herein to reflect facts, events or circumstances after the date hereof.

The presentation also includes non-GAAP measures when describing CMS Energy's results of operations and financial performance. A reconciliation of each of these measures to

the most directly comparable GAAP measure is included in the appendix and posted on our website at www.cmsenergy.com.

Investors and others should note that CMS Energy routinely posts important information on its website and considers the Investor Relations section,www.cmsenergy.com/investor- relations, a channel of distribution.

Presentation endnotes are included after the appendix.

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CMS Energy Overview

Corporate Structurea

		CMS Energy
		(NYSE: CMS)
Consumers Energy	Enterprises
	Gas	2020
>95% pro forma	Avg. Rate Base
regulated utility		$6.8 Bn
earnings

Electric

$13.0 Bn

Key Information

2020 Financial Statistics

Based in Jackson, MI

~8,200	Employees (41% unionized)b
$6.7 Bn	Revenuec
$764 MM	Adjusted net incomec
7% adj. EPSd	Growth for past 18 years
In line	Dividend per share growth
w/earnings

Senior Management Team

Garrick Rochow

CEO

Rejji Hayes	Shaun Johnson	Cathy Hendrian	DV Rao
CFO	General Counsel	People & Culture	Strategy & Planning
LeeRoy Wells	Brian Rich	JF Brossoit	Brandon Hofmeister
Operations	Customer Experience & Tech	Engineering	Gov't & Regulatory Affairs

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Presentation endnotes are included after the appendix.

Consumers Energy Positioned Well . . .

Attracted

>485 MW

of new or

expanding load since 2015

4th Largest Combination Utility

• Electric Utility
• 1. MM electric customers 7,927 MW of capacity
• Gas Utility
• 1. MM gas customers

309 Bcf gas storage (#1 in the U.S.)

• Serving 6.8 MM Michigan residents

Consumers Energy Planet Goals

Net zero methane emissions

by 2030

&

Net zero carbon emissions

by 2040a

Presentation endnotes are included after the appendix.

. . . for the clean energy transformation.

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CMS Enterprises Continues to Perform . . .

Renewable Platform

• Aviator, 525 MWs of contracted wind
• • 51% cash equity ownership (tax equity utilized)
  • Funded with cash on hand, no new equity
  • Offers utility-like returns with creditworthy counterparties
• Operating projects:
• • 27 MWs of contracted solar (MI, WI)
  • 64 MWs of contracted biomass (MI, NC)
  • 105 MWs of contracted wind (OH)

DIG & Other

• ~1,000 MWs in MI
• DIG long-term energy (>95% contracted) & short-term capacity (100% contracted)
• Filer City PPA with the Utility
• Upside: tightening supply with future retirements
• • MISO Zone 7 PY '20/'21 auction cleared at CONE
  • Michigan Supreme Court Local Clearing Requirement ruling

. . . with an emphasis on clean energy and risk mitigation.

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