Confused by LL97/88? Get Simple, Actionable Answers in 5 Days

A free, 5-day email guide for NYC Owners, Managers, and Landlords. Get smart about compliance—on your own time, no pressure.

"I felt stuck in compliance confusion this course spoke my language and gave me clear next steps. Finally, I feel in control."
– Property Manager, 15‑Unit Building, Brooklyn, NY

Is Your Building Truly Ready?

Understanding where you stand is the first step to avoiding penalties and building a smarter compliance plan.

Meet Your Expert Guide: Marc Karell, P.E., CEM, EBCP
Founder, Climate Change & Environmental Services, LLCMarc has helped hundreds of NYC buildings—of all sizes and types—get compliance-ready on time and within budget.From overwhelmed owners to skeptical supers, each client walked away with a customized compliance plan, lower energy bills, and happier tenants.

Here’s what you’ll walk away with—no meetings, no guesswork:

  • The facts on what LL97/88 really means for your building

  • A simple checklist to assess where you stand

  • Clear, smart steps to help avoid fines and cut costs

  • Real insights from someone who's helped hundreds of NYC owners already

Not Sure If This Free 5-Day Mini Series Is Worth It?

Get clarity without the chaos. No fluff, no overwhelm, just the critical info you need to understand LL97/88 and take smart action. Delivered by email, at your pace, when you're ready.

Here’s What You’ll Learn:Day 1: Why NYC’s Energy Laws Are Changing—And What That Means for You
Get a quick breakdown of LL97 & LL88—and learn why early action is your biggest advantage.Day 2: LL97 Is More Complex Than You Think
You might think you’re already compliant. Let’s unpack what really matters and what’s often missed.Day 3: Why Waiting Until 2030 Is Too Risky
Most buildings that delay won’t be ready in time—and the fines aren’t small.Day 4: Why DIY Compliance Can Cost You
Internet checklists and quick fixes don’t cut it. See how real pros reduce costs and unlock valuable incentives.Day 5: “This Won’t Work for My Building” (And Other Myths)
Whether your building is old, unique, or packed with tenants, there’s a path forward—and Marc has helped buildings like yours succeed.Still Wondering If It’s Worth It?
Follow proven strategies that work, taught by Marc Karell, P.E., CEM, EBCP, a no-nonsense expert who’s helped hundreds of NYC buildings meet LL97 and LL88 requirements, on time and on budget.

You're In!

Over the next five days, you’ll receive one lesson per day—each packed with clarity, strategy, and real-world takeaways to help you move from overwhelmed to in control.Busy Week? No Problem.
These quick, actionable lessons are delivered daily, but you can read them on your own schedule.
Miss a day? Just pick up where you left off. You’re always in control.Here’s What to Do Next:
1. Check Your Inbox (and Promotions Tab!)
Your welcome email is already on its way. If you don’t see it in a few minutes, check your Promotions or Spam folder and drag it into your Primary inbox to make sure you receive every lesson.2. Add Us to Your Contacts
To avoid missing a single email, add our sender address to your contacts or safe senders list.What You’ll Learn
Each day, we’ll tackle one major roadblock that trips up NYC property owners navigating LL97 and LL88—so you can avoid costly missteps, find clarity, and take confident, informed action.At the end of the course, you’ll have the opportunity to book a call with Marc Karell, P.E., CEM, EBCP, founder of Climate Change & Environmental Services, LLC—a trusted expert who has helped hundreds of NYC buildings build their own custom compliance roadmap.Don’t See the Email Yet?
Email filters can be picky! Here’s how to fix that:Move the email to your Primary inboxAdd us to your contacts listNow, head over to your inbox—and let’s get started!