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The Contracts Every New York Small Business Should Have in Writing

Published July 29th, 2026 by KHJ Law Team

A handshake and a good working relationship can carry a small business a long way, right up until they can’t. The contracts a business puts in writing before trouble arises are what protect it when something goes wrong.

Many small businesses in Western New York run on trust, informal arrangements, and verbal understandings. That works fine when everyone is getting along. The trouble is that contracts matter most precisely when relationships break down, and at that point a missing or vague agreement leaves the business exposed at the worst possible time.

At Klafehn, Heise & Johnson P.L.L.C., we help business owners across Monroe, Orleans, and Genesee Counties put the right agreements in place before they are needed. Here are the contracts most small businesses should have in writing.

The Foundational Agreement Among Owners

If a business has more than one owner, the single most important document is the agreement that governs the relationship between them, an operating agreement for an LLC or a shareholders’ agreement for a corporation.

This document answers the questions that partners rarely want to discuss when everything is going well. How are decisions made? How are profits divided? What happens if an owner wants out, becomes disabled, or dies? What if the owners simply can no longer work together? A related buy-sell provision sets the terms for one owner buying out another, so that a departure does not throw the whole business into chaos. Without these agreements, New York’s default rules apply, and they are rarely what the owners would have chosen for themselves.

Customer and Client Contracts

Every business that sells goods or services should have a clear written agreement with its customers, scaled to the nature of the work. For a service business, this means a contract or engagement letter that spells out the scope of work, the price, the payment schedule, and what happens if either side fails to perform. For a business selling products, it means clear terms of sale.

Why “We’ll Just Work It Out” Fails

The most common disputes we see between businesses and their customers come down to unwritten expectations. The customer believed one thing was included, and the business believed it was extra. A written scope of work prevents most of these disagreements before they start, and it gives the business a clear footing if a customer refuses to pay. A short, plain document at the outset is far cheaper than an argument months later.

Running a business on handshake deals? Reach out to our office for a practical review of the agreements you should have in place.

Employment and Contractor Agreements

How a business classifies and documents its workers carries real legal and tax consequences. Written agreements with employees and independent contractors should make the relationship clear, address confidentiality where appropriate, and, for many businesses, clarify who owns the work that is produced. Misclassifying an employee as a contractor is a common and costly mistake, and a well-drafted agreement is part of getting it right and documenting the intent behind the arrangement.

Confidentiality and Protecting What You’ve Built

Businesses with valuable customer lists, pricing, processes, or other sensitive information should use confidentiality agreements when sharing that information with employees, contractors, or potential partners. New York places real limits on how far restrictive agreements can reach, particularly when it comes to restricting where former employees may work, so these documents need to be drafted with current law in mind rather than copied from a template found online. An overreaching clause can be worse than none, because a court may simply refuse to enforce it.

Leases and Vendor Agreements

A commercial lease is often one of a small business’s largest and longest financial commitments, and its terms deserve careful review before signing, not after a problem arises. The same applies to significant vendor and supplier agreements. Knowing your obligations, your protections, and your exit options matters before you commit, since these contracts can bind the business for years.

Keep Your Agreements Current

Putting contracts in place is not a one-time chore. As a business grows, adds owners, hires staff, or changes what it sells, its agreements should be revisited so they still reflect reality. An operating agreement written for two founders may no longer fit a company with five owners and a dozen employees. A periodic review keeps the documents useful instead of letting them quietly fall out of date.

The Cost of Getting It Right Is Lower Than the Cost of Getting It Wrong

Business owners sometimes hesitate at the cost of having agreements properly drafted. But the expense of a well-written contract is almost always a small fraction of the cost of litigating a dispute that a good contract would have prevented, or of being bound by default rules no one intended. Putting the right documents in place is one of the most cost-effective investments a business can make.

A Contract Is Only as Good as Its Drafting

It is worth saying plainly that not all contracts are created equal. A vague agreement, or one pulled from a generic template that does not fit New York law or the realities of your business, can give a false sense of security and fail at the exact moment it is needed. The goal is not simply to have something in writing, but to have something clear, enforceable, and suited to your situation. That is where having the agreement reviewed or drafted by an attorney earns its keep, well before any dispute is on the horizon.

How We Can Help

Our attorneys help businesses across Brockport, Holley, Hilton, Spencerport, Albion, Batavia, Rochester, and the surrounding communities draft and review the agreements that keep a business on solid footing, from formation documents to customer contracts, employment agreements, and leases. We aim to give practical, plain-language guidance that fits the realities of running a small business.

Call us at 585-637-3911 or send us a message online to schedule a conversation.


Legal Disclaimer: This article provides general information about business contracts under New York State law. It is not legal advice and should not be relied upon as such. Individual circumstances vary, and decisions should be made with the guidance of an attorney familiar with your specific situation. For guidance tailored to your business, please consult with the attorneys at Klafehn, Heise & Johnson P.L.L.C. Portions of this content are considered ATTORNEY ADVERTISING under the New York State Unified Court System Rules of Professional Conduct (22 NYCRR Part 1200). Prior results do not guarantee a similar outcome.


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