Office Rental Lease Agreement Lawyers for Concord, California

Richard A. Mathurin is as a member of the professional team at Sage Law. Since graduating cum Laude from The University of Notre Dame and UCLA School of Law, Rich has enjoyed an exciting and diversified career in the practice of law. In his early career, he assisted several energy companies all over the world in the development and funding of major wind energy and other green technology projects. Following an assignment by his firm to their Far East offices in Tokyo and Singapore, Rich represented global corporations such as Hitachi, UPS, and Fuji-Xerox in major commercial transactions. More recently, Rich returned to his native San Diego to care for an ill family member and work in the local community. Rich specializes in tax resolution, bankruptcy and small business services helping clients get in compliance with complex tax laws and manage their personal and business finances. When he is not working servicing his valued clients, Rich is an ardent golfer and enjoys rooting for his favorite Boston sports teams.

We are a boutique firm located in San Diego that handles civil litigation with a couple other areas of law.

Attorney Yu represents clients in business and real estate transactions and has successfully handled more than 200 cases. She has experience in corporate law, including forming legal entities, employment law and workers’ compensation law matters pertaining to wage and hour violations, industrial injuries, misclassifications, and other employment-related torts and contracts. Attorney Yu works with employers to address employee relationship issues, develop effective policies and craft employment agreements. Attorney Yu regularly advises clients on the legal and business aspects of potential investments, ongoing business operations, debt collections, shareholders and partners disputes, business purchase agreements, risk assessment, intellectual property disputes, and potential contract disputes. She regularly handles real estate law matters such as landlord-tenant disputes, lease agreements, buy-sell disputes, title disputes, and construction disputes. She also has substantial experience settling debts, and she drafts, reviews and negotiates settlement agreements. Attorney Yu conducts extensive legal research and provides on-point legal advice to both corporate and individual clients.

Having overseen over $1.2 billion in transaction value, we are able to provide top-tier service at affordable rates, with much more personalized attention and fast turnarounds. After working for a AM Law Top 100 firm, I started my own firm and have been lucky enough to represent numerous conglomerates (FOX, Endeavor, etc.), promising startups, small businesses and private individuals. Our areas of expertise - Business Formations and Operating Agreements; Capital Raises and Debt Financing; Commercial Transactions; M&A; Real Estate; Intellectual Property; Employment and Hiring; Outside General Counsel; Corporate Agreements and Governance; Litigation and Dispute Resolution. We have been featured in The Wall Street Journal, Marketwatch, Yahoo Finance, Variety, Business Insider, Los Angeles Magazine, the LA Times, and others. We are driven by an unwavering commitment to our clients, going above and beyond to deliver results.

Rhea de Aenlle is a business-savvy attorney with extensive experience in Privacy & Data Security (CIPP/US, CIPP/E), GDPR, CCPA, HIPAA, FERPA, Intellectual Property, and Commercial Contracts. She has over 25 years of legal experience as an in-house counsel, AM Law 100 firm associate, and a solo practice attorney. Rhea works with start-up and midsize technology companies.

Caroline K. Nam, Esq. is a solo attorney who provides legal counsel with a management-first mindset, combining legal expertise with proactive policy development. Prior to starting her own practice, Caroline gained extensive legal experience as a litigator defending and advising employers of all sizes, ranging from a single business owner, to a small family-owned winery, and major, nationwide corporations. Caroline also has experience on the plaintiffs' side representing survivors of sexual abuse against school districts and churches. With her unique litigation background and expertise representing both plaintiffs and defendants, Caroline understands that legal compliance is only a piece of the puzzle for business success. She is committed to leading with compassion to provide a personalized, approachable service for each client. Having safeguarded companies against a variety of business and employment disputes, Caroline is focused on preventative risk management, helping owners reduce potential employment litigation that she has defended firsthand in court. Caroline is dedicated to helping entrepreneurs spend less time worried about liability and more time focusing on business growth. Based in Los Angeles County, she provides accessible, actionable legal solutions throughout Southern California. During her free time, Caroline enjoys yoga and serving her Los Angeles community. In 2025, she partnered with NLSLA to provide pro bono legal services to individuals impacted by the Eaton Fire. Currently, she serves on the board of directors of a nonprofit organization based in Los Angeles.

I provide the strategic legal guidance of an in-house general counsel without the full-time overhead. Whether you're launching a startup, scaling your digital business, or navigating complex privacy regulations, I'm here to help. With a practice concentrated in privacy law, digital marketing compliance, and small business operations, I help clients make informed decisions that protect their interests while supporting their growth objectives.

I help founders and business owners set up core contracts, deal documents, and ownership terms so they can form companies, close business sales, bring in partners, and launch products without expensive surprises later. I focus on LLC and corporation formations and operating/shareholder agreements, business sales, founder and partner arrangements (including buyouts and separations), commercial contracts (NDAs, MSAs, privacy policies), and IP/SaaS ownership and licensing tied to those deals. Clients describe me as “the antidote to Big Law inefficiency,” “a legal sniper,” and say I’ve “potentially saved hundreds of thousands” by catching gaps other lawyers missed. I do all my own work, explain options in plain English, and give clear scope and hour ranges before I start. Harvard Law (cum laude), MIT, former Wilson Sonsini attorney, and GC/VP Legal for media and tech companies and venture‑backed startups, with a 5.0 rating and repeat clients on this platform.

My name is Nick Gleason, and I’m an attorney licensed in California and a veteran of the United States Navy. While in law school, during my clerkship with Mob Entertainment, I worked under the General Counsel, drafting cease and desist letters, demand letters, and assignment and licensing agreements. I also worked with outside counsel on copyright infringement matters, helping to protect the interests of the company. Now in my professional practice, I continue to help clients like you protect your interests by offering affordable legal representation for all your contract and copyright needs. I can draft contracts, review proposed agreements for vulnerabilities, and negotiate terms on your behalf, as well as prepare effective cease and desist letters and demand letters tailored to your situation, including in copyright and DMCA-related matters. I will always be fair and transparent with my fees. I’d love to hear from you.

Fahad Juneja is a transactional attorney with over 10 years of experience, admitted in California and Texas. His practice covers M&A, commercial contracts, and corporate governance, including drafting and negotiating purchase agreements and related transaction documents, NDAs, collaboration agreements, service agreements, consulting agreements, and other commercial contracts. Fahad began his career in the private equity M&A group of a large law firm (Sidley), then moved in-house to Paramount Pictures, and later advised technology and manufacturing clients at a Bay Area boutique. He now maintains a solo practice, where he supports a primary client and advises fintech and other emerging companies on commercial, corporate, and strategic matters. Fahad's approach emphasizes efficient negotiation, thoughtful drafting, and practical risk allocation. He is available to support M&A transactions, ancillary transaction documents, contract drafting and review, and general corporate matters.